<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2023 Workiva-->
<!--r:ba3439ad-e36d-49b3-a912-de793386c37c,g:c93b33db-8c89-4278-b38d-d1c7c64d36c8-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/CoverPage" xlink:type="simple" xlink:href="aig-20230331.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/CoverPage" xlink:type="extended" id="i5e70b094639c42f292673e34f738434c_CoverPage">
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_fcef650f-3945-4d50-a90b-43b21e8a93ad" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentType_fcef650f-3945-4d50-a90b-43b21e8a93ad" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_1a72ecb9-cb45-486e-ab0f-252982521dae" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentQuarterlyReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentQuarterlyReport_1a72ecb9-cb45-486e-ab0f-252982521dae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_51bf99b6-7ea0-4d85-aa4f-ea7f47125bce" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentPeriodEndDate_51bf99b6-7ea0-4d85-aa4f-ea7f47125bce" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_af0babc8-db91-41d1-a1e8-d420a672d0bd" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentTransitionReport_af0babc8-db91-41d1-a1e8-d420a672d0bd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_3a89270b-e2fc-497b-bd03-6718582a2c95" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityFileNumber_3a89270b-e2fc-497b-bd03-6718582a2c95" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_7582628f-498f-4458-9cab-11dfac89274c" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityRegistrantName_7582628f-498f-4458-9cab-11dfac89274c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_179c3201-91d3-411a-9428-c6918f57cb59" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityIncorporationStateCountryCode_179c3201-91d3-411a-9428-c6918f57cb59" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_a34e3ae1-30eb-4f1f-b32f-e14fa0ef09c0" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityTaxIdentificationNumber_a34e3ae1-30eb-4f1f-b32f-e14fa0ef09c0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_a06a334d-1c09-43a5-978b-64f0e095a186" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityAddressAddressLine1_a06a334d-1c09-43a5-978b-64f0e095a186" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_62189ec4-2275-4da6-9bd7-2e6d82696273" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityAddressCityOrTown_62189ec4-2275-4da6-9bd7-2e6d82696273" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_3b03b023-576f-461e-a898-54f25cb63a8d" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityAddressStateOrProvince_3b03b023-576f-461e-a898-54f25cb63a8d" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_56c8813b-1415-41ae-82d1-8a3f441d304f" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityAddressPostalZipCode_56c8813b-1415-41ae-82d1-8a3f441d304f" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_a6d6d0b9-e688-4dd2-aa3a-a471f81f1316" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_CityAreaCode_a6d6d0b9-e688-4dd2-aa3a-a471f81f1316" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_e9f11f0f-f83d-4ec0-a133-531c09c47afc" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_LocalPhoneNumber_e9f11f0f-f83d-4ec0-a133-531c09c47afc" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_14e3bcf5-c112-4da9-9e02-fc90e70d7374" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_Security12bTitle_14e3bcf5-c112-4da9-9e02-fc90e70d7374" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_50a15baf-24ef-4b40-a492-904f5d91e724" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_TradingSymbol_50a15baf-24ef-4b40-a492-904f5d91e724" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_8754e94c-6660-4cf6-bc5d-c95f5b1fa7ea" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_SecurityExchangeName_8754e94c-6660-4cf6-bc5d-c95f5b1fa7ea" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_67ab684b-ccda-47a0-8729-4a4177400e72" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityFilerCategory_67ab684b-ccda-47a0-8729-4a4177400e72" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_233ae6d6-f6f6-4d8f-944d-3fb4b567160e" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntitySmallBusiness_233ae6d6-f6f6-4d8f-944d-3fb4b567160e" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_abcfd6c3-18da-4bd5-bf1b-18ad7491c5fe" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityEmergingGrowthCompany_abcfd6c3-18da-4bd5-bf1b-18ad7491c5fe" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_2ff53b56-758c-4156-8c45-bd69a8caed66" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityShellCompany_2ff53b56-758c-4156-8c45-bd69a8caed66" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_9a09f64f-2e17-4379-93c9-a808a9342267" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_9a09f64f-2e17-4379-93c9-a808a9342267" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_fcbd2d16-0a69-4f64-8dc2-935e69274b68" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentFiscalYearFocus_fcbd2d16-0a69-4f64-8dc2-935e69274b68" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_92699279-cd45-42bd-b997-1beee2ea2a54" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityCentralIndexKey_92699279-cd45-42bd-b997-1beee2ea2a54" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_a8af8518-57bd-47b5-980c-b399caa32bd3" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_CurrentFiscalYearEndDate_a8af8518-57bd-47b5-980c-b399caa32bd3" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_f877a1bc-3ef8-43a6-ba60-8f1eb731e37e" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentFiscalPeriodFocus_f877a1bc-3ef8-43a6-ba60-8f1eb731e37e" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_e61d8a07-6d08-41a6-8d1c-4b363aa77120" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_AmendmentFlag_e61d8a07-6d08-41a6-8d1c-4b363aa77120" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_9b7b82fb-a7b3-4b6f-94a6-cddea604569f" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityCurrentReportingStatus_9b7b82fb-a7b3-4b6f-94a6-cddea604569f" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_ce25a8bd-3cd1-4e9a-bc9f-7392c612614e" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_EntityInteractiveDataCurrent_ce25a8bd-3cd1-4e9a-bc9f-7392c612614e" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentInformationTable_04856c83-a2af-4036-81f2-532a54a42aa1" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_DocumentInformationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_DocumentInformationLineItems_f1b3ee7d-8288-4ae2-a156-860362608a2f" xlink:to="loc_dei_DocumentInformationTable_04856c83-a2af-4036-81f2-532a54a42aa1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_71bc2b0a-9b70-47aa-ad58-07433136cc9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_DocumentInformationTable_04856c83-a2af-4036-81f2-532a54a42aa1" xlink:to="loc_us-gaap_StatementClassOfStockAxis_71bc2b0a-9b70-47aa-ad58-07433136cc9b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_71bc2b0a-9b70-47aa-ad58-07433136cc9b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_71bc2b0a-9b70-47aa-ad58-07433136cc9b" xlink:to="loc_us-gaap_ClassOfStockDomain_71bc2b0a-9b70-47aa-ad58-07433136cc9b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_18292492-d686-4d8e-ac79-ac030ace425f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_71bc2b0a-9b70-47aa-ad58-07433136cc9b" xlink:to="loc_us-gaap_ClassOfStockDomain_18292492-d686-4d8e-ac79-ac030ace425f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_c373d000-5521-45b9-b247-0a9c303de716" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_18292492-d686-4d8e-ac79-ac030ace425f" xlink:to="loc_us-gaap_CommonStockMember_c373d000-5521-45b9-b247-0a9c303de716" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_JuniorSubordinatedDebentures4875PercentSeriesA3Member_6fd2bea7-0ab2-44a8-a6d8-da6c6cb3d43d" xlink:href="aig-20230331.xsd#aig_JuniorSubordinatedDebentures4875PercentSeriesA3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_18292492-d686-4d8e-ac79-ac030ace425f" xlink:to="loc_aig_JuniorSubordinatedDebentures4875PercentSeriesA3Member_6fd2bea7-0ab2-44a8-a6d8-da6c6cb3d43d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncumulativePreferredStockMember_8411aa31-a362-4e41-8ca7-40cd85814f48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncumulativePreferredStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_18292492-d686-4d8e-ac79-ac030ace425f" xlink:to="loc_us-gaap_NoncumulativePreferredStockMember_8411aa31-a362-4e41-8ca7-40cd85814f48" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="aig-20230331.xsd#ConsolidatedBalanceSheets"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ConsolidatedBalanceSheets" xlink:type="extended" id="i963978c566ab4fc1b21fc96976ae74fb_ConsolidatedBalanceSheets">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAbstract_6456ed03-7a79-4662-97a8-155f78cb0f4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:to="loc_us-gaap_DebtSecuritiesAbstract_6456ed03-7a79-4662-97a8-155f78cb0f4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_df387c78-6276-41af-af0e-16db71c16c17" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAbstract_6456ed03-7a79-4662-97a8-155f78cb0f4b" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_df387c78-6276-41af-af0e-16db71c16c17" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_d26ba96c-1ca0-4113-8254-d3ce947467d1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAbstract_6456ed03-7a79-4662-97a8-155f78cb0f4b" xlink:to="loc_us-gaap_TradingSecuritiesDebt_d26ba96c-1ca0-4113-8254-d3ce947467d1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_e97ae7a5-866c-476d-b1df-6849a8f6c6df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAbstract_6456ed03-7a79-4662-97a8-155f78cb0f4b" xlink:to="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_e97ae7a5-866c-476d-b1df-6849a8f6c6df" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_3fc95e63-8e87-47bd-a4de-8a18c12e961d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_3fc95e63-8e87-47bd-a4de-8a18c12e961d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_cfdd7922-4077-4f09-90e5-94733ecf2dd5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:to="loc_us-gaap_OtherInvestments_cfdd7922-4077-4f09-90e5-94733ecf2dd5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_d516cecb-0474-424d-b669-a13dc62630dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:to="loc_us-gaap_OtherShortTermInvestments_d516cecb-0474-424d-b669-a13dc62630dc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_912f712f-04af-4233-bde2-0af056284a3b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Investments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentsAbstract_c850b093-9f72-4405-b1e8-adbca0bdf16e" xlink:to="loc_us-gaap_Investments_912f712f-04af-4233-bde2-0af056284a3b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Cash_c90f53af-ab27-45c0-a851-4a291632838b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Cash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_Cash_c90f53af-ab27-45c0-a851-4a291632838b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInvestmentIncomeReceivable_ec5628b3-276b-4e3d-892c-32c0b2b49e3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedInvestmentIncomeReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_AccruedInvestmentIncomeReceivable_ec5628b3-276b-4e3d-892c-32c0b2b49e3d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsAndOtherReceivablesNet_33de6778-51ae-409b-bd48-c6a4cc738ca1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PremiumsAndOtherReceivablesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_PremiumsAndOtherReceivablesNet_33de6778-51ae-409b-bd48-c6a4cc738ca1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAssetsNetOfAllowance_83d04019-8719-49c2-a8da-13486521d796" xlink:href="aig-20230331.xsd#aig_ReinsuranceAssetsNetOfAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_aig_ReinsuranceAssetsNetOfAllowance_83d04019-8719-49c2-a8da-13486521d796" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_ac60259f-25ef-480c-9c73-5a5ef28259e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_ac60259f-25ef-480c-9c73-5a5ef28259e9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_82085e95-65ec-49af-babf-c0c95e65df37" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_82085e95-65ec-49af-babf-c0c95e65df37" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAssetAmount_3abe4f9c-868e-45ae-8876-8977caf256eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAssetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_MarketRiskBenefitAssetAmount_3abe4f9c-868e-45ae-8876-8977caf256eb" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_58072b25-2713-45b4-8a2d-42f8b2458a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_OtherAssets_58072b25-2713-45b4-8a2d-42f8b2458a9e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountAssets_7129f1f4-7f4c-4ad7-90a1-666985d69971" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_SeparateAccountAssets_7129f1f4-7f4c-4ad7-90a1-666985d69971" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_4be1c0b7-9db5-47e4-9935-0dae422a7e87" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_b67b6392-e1a1-47f3-a304-4ab05637da36" xlink:to="loc_us-gaap_Assets_4be1c0b7-9db5-47e4-9935-0dae422a7e87" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_3f61ad9e-b489-4f90-be2f-93c1e81b99e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_3f61ad9e-b489-4f90-be2f-93c1e81b99e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnearnedPremiums_2e01f763-c062-4745-bc59-879c6262ada5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnearnedPremiums"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_UnearnedPremiums_2e01f763-c062-4745-bc59-879c6262ada5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefits_f0da1068-e437-4b02-aab7-e510255b2ae9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefits_f0da1068-e437-4b02-aab7-e510255b2ae9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderContractDeposits_6d9ef4d8-8f9b-430e-9ca3-7123267f34dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderContractDeposits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_PolicyholderContractDeposits_6d9ef4d8-8f9b-430e-9ca3-7123267f34dc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLiabilityAmount_ac700d96-c3f0-4333-a498-4332ed0b7710" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLiabilityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_MarketRiskBenefitLiabilityAmount_ac700d96-c3f0-4333-a498-4332ed0b7710" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPolicyholderFunds_ada797bc-bf8e-4f0f-a16c-8bb86285f4f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPolicyholderFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_OtherPolicyholderFunds_ada797bc-bf8e-4f0f-a16c-8bb86285f4f8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_250a0364-6f91-400d-8a92-3f035e6f45a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_250a0364-6f91-400d-8a92-3f035e6f45a9" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_93d22492-0d57-48c3-97c8-b9a7118058c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_OtherLiabilities_93d22492-0d57-48c3-97c8-b9a7118058c7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_3ec3291f-f81f-4501-a7c7-77fcb5b44ed1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_3ec3291f-f81f-4501-a7c7-77fcb5b44ed1" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountsLiability_8a1a5a7a-0245-4bfd-9c4c-dfa21ecb664e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_SeparateAccountsLiability_8a1a5a7a-0245-4bfd-9c4c-dfa21ecb664e" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_f84e1f8a-25f9-45ba-872f-47bbe557113b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1b5e44a6-cdd4-4cf1-a7eb-bbab6560a708" xlink:to="loc_us-gaap_Liabilities_f84e1f8a-25f9-45ba-872f-47bbe557113b" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_373e924d-5583-434f-b0f5-bdae21ac3897" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_CommitmentsAndContingencies_373e924d-5583-434f-b0f5-bdae21ac3897" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapital_400e829a-534b-462f-920a-25eb6f48e9c5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockIncludingAdditionalPaidInCapital"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapital_400e829a-534b-462f-920a-25eb6f48e9c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_c830f5ed-4bd9-4066-bd29-046eff41449f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_CommonStockValue_c830f5ed-4bd9-4066-bd29-046eff41449f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_1df74324-6550-4dc8-afc8-08252142f4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_TreasuryStockCommonValue_1df74324-6550-4dc8-afc8-08252142f4ab" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_0ffc6e4f-9338-43db-94ce-ae667774b3ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_0ffc6e4f-9338-43db-94ce-ae667774b3ee" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_1ed781dd-b34d-4abb-96e0-66b9b630ea90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_1ed781dd-b34d-4abb-96e0-66b9b630ea90" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a211ec60-496b-482b-8b00-7486d48f2463" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_a211ec60-496b-482b-8b00-7486d48f2463" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_57c61dd5-963f-4e75-883b-91532c3b1bdc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_StockholdersEquity_57c61dd5-963f-4e75-883b-91532c3b1bdc" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_a67fd30c-6e6b-4cc8-9269-3e65f956624a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_MinorityInterest_a67fd30c-6e6b-4cc8-9269-3e65f956624a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_ba4d2176-279b-4f98-8558-7d3646ac2600" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_aef03a5f-7156-4225-941a-8271e4f13cf4" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_ba4d2176-279b-4f98-8558-7d3646ac2600" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_6e9f35bc-bffd-4a5e-96ba-b3f833b9ba5d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_6e9f35bc-bffd-4a5e-96ba-b3f833b9ba5d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_9e651518-fbf9-483f-9599-8d510d27fb7c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_1c1c2882-06c7-4192-b490-3b894ec2bb07" xlink:to="loc_us-gaap_StatementTable_9e651518-fbf9-483f-9599-8d510d27fb7c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_7e769a30-436b-4e07-a261-9a8d6c95bff3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_9e651518-fbf9-483f-9599-8d510d27fb7c" xlink:to="loc_us-gaap_CededCreditRiskAxis_7e769a30-436b-4e07-a261-9a8d6c95bff3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_7e769a30-436b-4e07-a261-9a8d6c95bff3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_7e769a30-436b-4e07-a261-9a8d6c95bff3" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_7e769a30-436b-4e07-a261-9a8d6c95bff3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_6cb9be7a-3e7c-4369-a3e3-e45db918c0dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_7e769a30-436b-4e07-a261-9a8d6c95bff3" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_6cb9be7a-3e7c-4369-a3e3-e45db918c0dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_b3a28bfc-2116-44ea-97a3-99dbf5dc117b" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_6cb9be7a-3e7c-4369-a3e3-e45db918c0dd" xlink:to="loc_aig_FortitudeReMember_b3a28bfc-2116-44ea-97a3-99dbf5dc117b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingFortitudeMember_02ae02af-b2f8-4ea8-a5d4-05fe4c1d959f" xlink:href="aig-20230331.xsd#aig_ExcludingFortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_6cb9be7a-3e7c-4369-a3e3-e45db918c0dd" xlink:to="loc_aig_ExcludingFortitudeMember_02ae02af-b2f8-4ea8-a5d4-05fe4c1d959f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_9e651518-fbf9-483f-9599-8d510d27fb7c" xlink:to="loc_srt_ConsolidatedEntitiesAxis_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99" xlink:to="loc_srt_ConsolidatedEntitiesDomain_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_5bc60661-78e6-40e8-b4f4-c2f8268e26c9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_cd974af0-e2eb-4ba8-9e62-dd1ef26fdd99" xlink:to="loc_srt_ConsolidatedEntitiesDomain_5bc60661-78e6-40e8-b4f4-c2f8268e26c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ConsolidatedEntitiesExcludingConsolidatedInvestmentsMember_9f11e8fb-30b4-43ab-acb3-aae84859cbcf" xlink:href="aig-20230331.xsd#aig_ConsolidatedEntitiesExcludingConsolidatedInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_5bc60661-78e6-40e8-b4f4-c2f8268e26c9" xlink:to="loc_aig_ConsolidatedEntitiesExcludingConsolidatedInvestmentsMember_9f11e8fb-30b4-43ab-acb3-aae84859cbcf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ConsolidatedInvestmentsIncludingVariableInterestEntitiesPrimarilyBeneficiaryMember_76834d6a-88b3-4bb0-ab91-f6ad978c611d" xlink:href="aig-20230331.xsd#aig_ConsolidatedInvestmentsIncludingVariableInterestEntitiesPrimarilyBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_5bc60661-78e6-40e8-b4f4-c2f8268e26c9" xlink:to="loc_aig_ConsolidatedInvestmentsIncludingVariableInterestEntitiesPrimarilyBeneficiaryMember_76834d6a-88b3-4bb0-ab91-f6ad978c611d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_78d13765-0fc6-4200-93a7-ad756f1ccf0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_9e651518-fbf9-483f-9599-8d510d27fb7c" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_78d13765-0fc6-4200-93a7-ad756f1ccf0d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_78d13765-0fc6-4200-93a7-ad756f1ccf0d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_78d13765-0fc6-4200-93a7-ad756f1ccf0d" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_78d13765-0fc6-4200-93a7-ad756f1ccf0d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_dc33766e-4437-4b52-8b66-ce8b213cfda4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_78d13765-0fc6-4200-93a7-ad756f1ccf0d" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_dc33766e-4437-4b52-8b66-ce8b213cfda4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_77e3e081-529c-43b1-bc08-05b74c5398d4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_dc33766e-4437-4b52-8b66-ce8b213cfda4" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_77e3e081-529c-43b1-bc08-05b74c5398d4" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="aig-20230331.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended" id="i151f90da57524ef8bacdd48307239d31_ConsolidatedBalanceSheetsParenthetical">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_f8eb04dd-10b2-4cd2-a450-07dd6720d9a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f8eb04dd-10b2-4cd2-a450-07dd6720d9a5" xlink:to="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_e0f75362-c5db-4cb1-ae37-c4fe309f2c26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_e0f75362-c5db-4cb1-ae37-c4fe309f2c26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss_d6a9c86d-0272-4ed4-9860-bd46a95deac4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss_d6a9c86d-0272-4ed4-9860-bd46a95deac4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_be6b0b36-d48f-483f-94d7-f15e8596b98a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_be6b0b36-d48f-483f-94d7-f15e8596b98a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_8b3bca43-179d-49e7-a460-0b5cacae132b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_OtherInvestments_8b3bca43-179d-49e7-a460-0b5cacae132b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCash_3d868764-a5f6-4c68-b078-891438ee5d96" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_RestrictedCash_3d868764-a5f6-4c68-b078-891438ee5d96" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_9f56580e-8464-44b1-abcd-656905551b0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_OtherShortTermInvestments_9f56580e-8464-44b1-abcd-656905551b0f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables_be9ad125-1504-4b2a-8b34-b74baaf3df81" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsPremiumsAndOtherReceivables_be9ad125-1504-4b2a-8b34-b74baaf3df81" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAssetAllowanceForCreditLoss_baeb8dd2-3e79-43a5-840e-6cf15e4e7db8" xlink:href="aig-20230331.xsd#aig_ReinsuranceAssetAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_aig_ReinsuranceAssetAllowanceForCreditLoss_baeb8dd2-3e79-43a5-840e-6cf15e4e7db8" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherAssetsAllowanceForCreditLosses_f07d831a-40f8-4a6e-a1bc-96f94631baee" xlink:href="aig-20230331.xsd#aig_OtherAssetsAllowanceForCreditLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_aig_OtherAssetsAllowanceForCreditLosses_f07d831a-40f8-4a6e-a1bc-96f94631baee" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_8763e0fc-2e0b-45e3-8fa2-b68cc7b4acc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_70a5b4df-c806-47a9-a7fc-e5b18f37a441" xlink:to="loc_us-gaap_OtherAssets_8763e0fc-2e0b-45e3-8fa2-b68cc7b4acc4" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f8eb04dd-10b2-4cd2-a450-07dd6720d9a5" xlink:to="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss_c981d7a9-22f3-4718-b0b8-0a4898af7b74" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss_c981d7a9-22f3-4718-b0b8-0a4898af7b74" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderContractDeposits_57ff2625-23fe-4738-b06d-af08964700d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderContractDeposits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_PolicyholderContractDeposits_57ff2625-23fe-4738-b06d-af08964700d5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_5cc0e4c4-5a1a-4b33-8100-8217a9fbbdcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_5cc0e4c4-5a1a-4b33-8100-8217a9fbbdcd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_ec216ecd-0980-4f0b-b443-8576f104c410" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_ec216ecd-0980-4f0b-b443-8576f104c410" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_ee414dfc-5fc0-40bf-87b0-1b177de34cdb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_ee414dfc-5fc0-40bf-87b0-1b177de34cdb" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_fdba4c61-f697-4819-9dac-873d30de9fb8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_ShortTermBorrowings_fdba4c61-f697-4819-9dac-873d30de9fb8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_53fe3bc6-2f01-4b09-a3ad-8f7a077a8218" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_bf3d054f-0fc2-45dd-88e7-f5559192fc8f" xlink:to="loc_us-gaap_LongTermDebtFairValue_53fe3bc6-2f01-4b09-a3ad-8f7a077a8218" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_f8eb04dd-10b2-4cd2-a450-07dd6720d9a5" xlink:to="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_0f65b2f1-d719-40f3-897f-012372af34d4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_0f65b2f1-d719-40f3-897f-012372af34d4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesAuthorized_5e43258f-6896-450b-9c5f-4bd8057ddec2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_PreferredStockSharesAuthorized_5e43258f-6896-450b-9c5f-4bd8057ddec2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockSharesIssued_0dbcd2b0-b8cb-4772-b857-91d136ae58bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_PreferredStockSharesIssued_0dbcd2b0-b8cb-4772-b857-91d136ae58bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreferenceValue_e381c1f4-0f69-44d7-8e27-0bb9372b7599" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockLiquidationPreferenceValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_PreferredStockLiquidationPreferenceValue_e381c1f4-0f69-44d7-8e27-0bb9372b7599" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_cfc3164e-1609-4390-8cea-7d80852ac449" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_cfc3164e-1609-4390-8cea-7d80852ac449" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_b8d12480-0fa6-49a2-a100-092417421324" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_b8d12480-0fa6-49a2-a100-092417421324" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_a230916b-058b-4419-b30d-c48225a13a1f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_CommonStockSharesIssued_a230916b-058b-4419-b30d-c48225a13a1f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_f4e67200-297d-4dbc-a49e-402a32151d7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_7e3e2ddc-9b17-4ce0-844d-3ff98eaca7a9" xlink:to="loc_us-gaap_TreasuryStockCommonShares_f4e67200-297d-4dbc-a49e-402a32151d7b" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_045abf59-6199-43a4-ac58-fa18e2e296e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_f8eb04dd-10b2-4cd2-a450-07dd6720d9a5" xlink:to="loc_us-gaap_StatementTable_045abf59-6199-43a4-ac58-fa18e2e296e6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_cccf07e6-35ca-40b9-9151-13c52d008864" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_045abf59-6199-43a4-ac58-fa18e2e296e6" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_cccf07e6-35ca-40b9-9151-13c52d008864" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_cccf07e6-35ca-40b9-9151-13c52d008864_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_cccf07e6-35ca-40b9-9151-13c52d008864" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_cccf07e6-35ca-40b9-9151-13c52d008864_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_622d0971-7616-4b4b-8d9a-d0357e576817" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_cccf07e6-35ca-40b9-9151-13c52d008864" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_622d0971-7616-4b4b-8d9a-d0357e576817" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_9b7a0707-8ea5-4427-8494-8301f5b103b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_622d0971-7616-4b4b-8d9a-d0357e576817" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_9b7a0707-8ea5-4427-8494-8301f5b103b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_045abf59-6199-43a4-ac58-fa18e2e296e6" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_e20ff45d-0f47-4298-8951-47fe66a423d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_2fc5a9c6-4414-4d9b-9694-e7aba5082b5d" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_e20ff45d-0f47-4298-8951-47fe66a423d5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestmentsMember_db27709d-a9e4-4597-98bc-08cac8bd9eeb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_e20ff45d-0f47-4298-8951-47fe66a423d5" xlink:to="loc_us-gaap_ShortTermInvestmentsMember_db27709d-a9e4-4597-98bc-08cac8bd9eeb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMember_72c47d4c-2c2d-44f2-a72c-d57e2f057053" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_e20ff45d-0f47-4298-8951-47fe66a423d5" xlink:to="loc_us-gaap_OtherAssetsMember_72c47d4c-2c2d-44f2-a72c-d57e2f057053" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_3b2c0252-6ab4-4815-864f-49ae105ac5be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_045abf59-6199-43a4-ac58-fa18e2e296e6" xlink:to="loc_us-gaap_CededCreditRiskAxis_3b2c0252-6ab4-4815-864f-49ae105ac5be" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_3b2c0252-6ab4-4815-864f-49ae105ac5be_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_3b2c0252-6ab4-4815-864f-49ae105ac5be" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_3b2c0252-6ab4-4815-864f-49ae105ac5be_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_21f16546-ef74-4191-96a7-31314fcb6b90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_3b2c0252-6ab4-4815-864f-49ae105ac5be" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_21f16546-ef74-4191-96a7-31314fcb6b90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_1b07379a-62ae-41a7-8e13-e6e76bfec69a" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_21f16546-ef74-4191-96a7-31314fcb6b90" xlink:to="loc_aig_FortitudeReMember_1b07379a-62ae-41a7-8e13-e6e76bfec69a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingFortitudeMember_48c6d481-5546-47b6-ae3a-ba31bc916c40" xlink:href="aig-20230331.xsd#aig_ExcludingFortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_21f16546-ef74-4191-96a7-31314fcb6b90" xlink:to="loc_aig_ExcludingFortitudeMember_48c6d481-5546-47b6-ae3a-ba31bc916c40" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ConsolidatedStatementsofIncomeLoss" xlink:type="simple" xlink:href="aig-20230331.xsd#ConsolidatedStatementsofIncomeLoss"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ConsolidatedStatementsofIncomeLoss" xlink:type="extended" id="i27130d3fc08b4a45bb493269e0240214_ConsolidatedStatementsofIncomeLoss">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenuesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_a24bc5e7-1fe5-45c6-a74d-976a72749793" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PremiumsEarnedNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_PremiumsEarnedNet_a24bc5e7-1fe5-45c6-a74d-976a72749793" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceCommissionsAndFees_83fa1610-8cc0-4c60-a791-9de49516732b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InsuranceCommissionsAndFees"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_InsuranceCommissionsAndFees_83fa1610-8cc0-4c60-a791-9de49516732b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_6a041812-4607-41a2-b466-8535f8004b7f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_NetInvestmentIncome_6a041812-4607-41a2-b466-8535f8004b7f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_e8a766db-3aad-45bf-832e-0161d2e35b77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_e8a766db-3aad-45bf-832e-0161d2e35b77" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_752fe00d-0055-4bcc-adef-53f5e6f1e1ad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_OtherIncome_752fe00d-0055-4bcc-adef-53f5e6f1e1ad" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_e4182800-b14e-485d-909b-3382a8bc0f6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_2d0aecd4-b49e-48ba-bd4a-b4c78a2931a0" xlink:to="loc_us-gaap_Revenues_e4182800-b14e-485d-909b-3382a8bc0f6c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BenefitsLossesAndExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_7c3564ea-774d-49a9-89f8-a8aee1226f9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_7c3564ea-774d-49a9-89f8-a8aee1226f9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_396191e4-ac4d-4cc2-b3fa-fa98cc175a9c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitChangeInFairValueGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_396191e4-ac4d-4cc2-b3fa-fa98cc175a9c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCreditedToPolicyholdersAccountBalances_5eddd150-b387-4331-ae41-69c180e0eb15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestCreditedToPolicyholdersAccountBalances"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_InterestCreditedToPolicyholdersAccountBalances_5eddd150-b387-4331-ae41-69c180e0eb15" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_07306ffc-65f5-4e78-ad1c-93f9211570e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_07306ffc-65f5-4e78-ad1c-93f9211570e5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_2afec308-59a0-4939-bb99-5ec9b1136e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_2afec308-59a0-4939-bb99-5ec9b1136e2d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_0a75da25-80d0-4bcd-8ca9-19ec8e85fd36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_InterestExpense_0a75da25-80d0-4bcd-8ca9-19ec8e85fd36" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_48beb1de-8be0-4d0c-8a2f-c5242cc15c5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_48beb1de-8be0-4d0c-8a2f-c5242cc15c5e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpenses_575d139f-c2fd-41f1-9c21-00a123d24537" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BenefitsLossesAndExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BenefitsLossesAndExpensesAbstract_84367ee7-9e09-48ff-9fdc-0c5f5cb47fbd" xlink:to="loc_us-gaap_BenefitsLossesAndExpenses_575d139f-c2fd-41f1-9c21-00a123d24537" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8c88d773-10ce-4777-8b71-20d196833374" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8c88d773-10ce-4777-8b71-20d196833374" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_2431dfe3-b3fd-44d5-a1c1-c7be8cf5e382" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_2431dfe3-b3fd-44d5-a1c1-c7be8cf5e382" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_3ea4cd32-4d11-42bd-a435-8b4cfc294099" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_3ea4cd32-4d11-42bd-a435-8b4cfc294099" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_b8bfd220-9c94-43ef-b729-bdbf93f0f927" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_b8bfd220-9c94-43ef-b729-bdbf93f0f927" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_346573f2-17fa-4c1c-ae79-673af5db637e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_ProfitLoss_346573f2-17fa-4c1c-ae79-673af5db637e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeAmountsAttributableToNoncontrollingInterestDisclosuresAbstract_3cb4fe51-61ee-40e6-a4e3-6c54ccd8bd51" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeAmountsAttributableToNoncontrollingInterestDisclosuresAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_IncomeAmountsAttributableToNoncontrollingInterestDisclosuresAbstract_3cb4fe51-61ee-40e6-a4e3-6c54ccd8bd51" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_d17b7786-649a-4340-ad8a-4cd7dec9b4ba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeAmountsAttributableToNoncontrollingInterestDisclosuresAbstract_3cb4fe51-61ee-40e6-a4e3-6c54ccd8bd51" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_d17b7786-649a-4340-ad8a-4cd7dec9b4ba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9eb355ad-72f5-4628-9f6c-99de06d1980c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_NetIncomeLoss_9eb355ad-72f5-4628-9f6c-99de06d1980c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_0c7da302-c317-40f8-8feb-8fc23c614a32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_0c7da302-c317-40f8-8feb-8fc23c614a32" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_6e2888cc-bc7e-4237-a37e-3a017fc4812d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_6e2888cc-bc7e-4237-a37e-3a017fc4812d" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_aedb4108-2d6a-45bd-bcf2-076ab950e17b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_EarningsPerShareAbstract_aedb4108-2d6a-45bd-bcf2-076ab950e17b" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_0cdd7830-43e2-48e4-8f70-f73472358220" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasicAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_aedb4108-2d6a-45bd-bcf2-076ab950e17b" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_0cdd7830-43e2-48e4-8f70-f73472358220" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_01c2fdf3-4738-451b-a7de-cec3235d08c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_0cdd7830-43e2-48e4-8f70-f73472358220" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_01c2fdf3-4738-451b-a7de-cec3235d08c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_f19c2010-3c07-4f57-b1d6-1037e91435e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_0cdd7830-43e2-48e4-8f70-f73472358220" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_f19c2010-3c07-4f57-b1d6-1037e91435e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_6b108cbe-8282-40a2-94cb-2c69b2cf103a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_0cdd7830-43e2-48e4-8f70-f73472358220" xlink:to="loc_us-gaap_EarningsPerShareBasic_6b108cbe-8282-40a2-94cb-2c69b2cf103a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedAbstract_a32f71ad-083c-4ebf-b736-902790b7838c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDilutedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_aedb4108-2d6a-45bd-bcf2-076ab950e17b" xlink:to="loc_us-gaap_EarningsPerShareDilutedAbstract_a32f71ad-083c-4ebf-b736-902790b7838c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_21fcdca4-5a45-4d9f-b018-e3285e0bf106" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_a32f71ad-083c-4ebf-b736-902790b7838c" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_21fcdca4-5a45-4d9f-b018-e3285e0bf106" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_3b2100d5-3ebf-4da0-9224-c3eb8ed92d7a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_a32f71ad-083c-4ebf-b736-902790b7838c" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_3b2100d5-3ebf-4da0-9224-c3eb8ed92d7a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_677b1657-5c49-484a-83a9-33787fc28a1a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_a32f71ad-083c-4ebf-b736-902790b7838c" xlink:to="loc_us-gaap_EarningsPerShareDiluted_677b1657-5c49-484a-83a9-33787fc28a1a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0b9a034b-7e42-469d-8e9f-c7929ef5e6e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0b9a034b-7e42-469d-8e9f-c7929ef5e6e4" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_45295da7-8996-4e88-8f78-65778f859f38" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0b9a034b-7e42-469d-8e9f-c7929ef5e6e4" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_45295da7-8996-4e88-8f78-65778f859f38" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_cba7ce14-dccc-443b-9913-dcfc80dc9e04" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingAbstract_0b9a034b-7e42-469d-8e9f-c7929ef5e6e4" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_cba7ce14-dccc-443b-9913-dcfc80dc9e04" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_3843d3aa-e8b6-4537-97cf-bac08e216c6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_4cffcb0d-8e5b-4ef4-8516-9eef59f5580e" xlink:to="loc_us-gaap_StatementTable_3843d3aa-e8b6-4537-97cf-bac08e216c6b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_2dff80d0-39b7-4715-a888-1abfc232acde" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_3843d3aa-e8b6-4537-97cf-bac08e216c6b" xlink:to="loc_us-gaap_InvestmentTypeAxis_2dff80d0-39b7-4715-a888-1abfc232acde" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_2dff80d0-39b7-4715-a888-1abfc232acde_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_2dff80d0-39b7-4715-a888-1abfc232acde" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_2dff80d0-39b7-4715-a888-1abfc232acde_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_9226fc2d-02f0-42da-9e30-c2f824f95b57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_2dff80d0-39b7-4715-a888-1abfc232acde" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_9226fc2d-02f0-42da-9e30-c2f824f95b57" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_968a679c-9d11-4bb6-829c-8ca6af5abd65" xlink:href="aig-20230331.xsd#aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_9226fc2d-02f0-42da-9e30-c2f824f95b57" xlink:to="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_968a679c-9d11-4bb6-829c-8ca6af5abd65" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_fb71ba52-2b47-4eaa-9449-b6e15cda44b3" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_9226fc2d-02f0-42da-9e30-c2f824f95b57" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_fb71ba52-2b47-4eaa-9449-b6e15cda44b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_1766d56c-d9a7-45b1-aeab-f9815325ab21" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_9226fc2d-02f0-42da-9e30-c2f824f95b57" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_1766d56c-d9a7-45b1-aeab-f9815325ab21" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ConsolidatedStatementsofEquity" xlink:type="simple" xlink:href="aig-20230331.xsd#ConsolidatedStatementsofEquity"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ConsolidatedStatementsofEquity" xlink:type="extended" id="ia66b87681a9e4203b91958a40ff2071f_ConsolidatedStatementsofEquity">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_37e5e1ae-feec-45c4-a99f-bd573e20461e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_37e5e1ae-feec-45c4-a99f-bd573e20461e" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_9c8d8c6e-d921-4f14-9c3e-38e7d0225071" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_9c8d8c6e-d921-4f14-9c3e-38e7d0225071" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_f5533ef9-757e-4b0a-b97c-f3de4196cc04" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueTreasuryStockReissued_f5533ef9-757e-4b0a-b97c-f3de4196cc04" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_0338f0c1-aff9-4641-8c45-97ef781c8bc8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_0338f0c1-aff9-4641-8c45-97ef781c8bc8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_6ccccb86-d972-4ed4-b5e5-3ebf7a489c55" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_ProfitLoss_6ccccb86-d972-4ed4-b5e5-3ebf7a489c55" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPreferredStock_329d22bc-aff4-4caa-8b2b-a87ca1fd6007" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DividendsPreferredStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_DividendsPreferredStock_329d22bc-aff4-4caa-8b2b-a87ca1fd6007" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStock_85708831-0962-4530-9499-5294e571d0b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DividendsCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_DividendsCommonStock_85708831-0962-4530-9499-5294e571d0b2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_b8241d7a-9357-496b-b979-03df59e35e9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_b8241d7a-9357-496b-b979-03df59e35e9b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_feebbeb3-22e6-49d5-a8a1-b230655a4f4c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_feebbeb3-22e6-49d5-a8a1-b230655a4f4c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_a10aa773-9091-46c5-aa0b-9ee931cbad98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_a10aa773-9091-46c5-aa0b-9ee931cbad98" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityOther_e57ce131-8785-4e04-b4a7-bb0f9786de88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_4f0f6e67-1473-4ca0-9e61-7d28b97c3371" xlink:to="loc_us-gaap_StockholdersEquityOther_e57ce131-8785-4e04-b4a7-bb0f9786de88" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d5709c91-ed95-474f-9a85-910e24873367" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_81992f72-8443-4b85-b130-a2d3c9e0069d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_37e5e1ae-feec-45c4-a99f-bd573e20461e" xlink:to="loc_us-gaap_StatementTable_81992f72-8443-4b85-b130-a2d3c9e0069d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_02831adf-b11d-4b14-9038-ff16c5a41a68" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_81992f72-8443-4b85-b130-a2d3c9e0069d" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_02831adf-b11d-4b14-9038-ff16c5a41a68" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_02831adf-b11d-4b14-9038-ff16c5a41a68_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_02831adf-b11d-4b14-9038-ff16c5a41a68" xlink:to="loc_us-gaap_EquityComponentDomain_02831adf-b11d-4b14-9038-ff16c5a41a68_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_0e870779-6532-44e9-b789-5b25af503a21" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_02831adf-b11d-4b14-9038-ff16c5a41a68" xlink:to="loc_us-gaap_EquityComponentDomain_0e870779-6532-44e9-b789-5b25af503a21" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_0e870779-6532-44e9-b789-5b25af503a21" xlink:to="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapitalMember_4d95b8d1-8f14-482f-aa2e-a67e741b4643" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockIncludingAdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_PreferredStockIncludingAdditionalPaidInCapitalMember_4d95b8d1-8f14-482f-aa2e-a67e741b4643" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_c360bd49-ad3c-4b23-8065-cc449d364da6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_CommonStockMember_c360bd49-ad3c-4b23-8065-cc449d364da6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_cf0ad7e2-f711-4e86-98c0-12b5010091e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_TreasuryStockCommonMember_cf0ad7e2-f711-4e86-98c0-12b5010091e8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_012f836a-2274-4c0a-bfca-70a729bc9de8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_012f836a-2274-4c0a-bfca-70a729bc9de8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_02d398a6-b744-4829-b4aa-2feb88cd7d60" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_RetainedEarningsMember_02d398a6-b744-4829-b4aa-2feb88cd7d60" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_84d5bb28-6587-4b8a-89b9-8a1a6ceb5da1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ParentMember_bac99aaa-7059-4595-a0a6-e05a808b89b4" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_84d5bb28-6587-4b8a-89b9-8a1a6ceb5da1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_6bc62b9a-94f3-4f33-be45-f817437f6adb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_0e870779-6532-44e9-b789-5b25af503a21" xlink:to="loc_us-gaap_NoncontrollingInterestMember_6bc62b9a-94f3-4f33-be45-f817437f6adb" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="aig-20230331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended" id="i9e25d4f0aade4f9e9afb5f821d2b3402_ConsolidatedStatementsofCashFlows">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_4889686d-3b2f-4ba5-98f2-60b7a045a6a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:to="loc_us-gaap_ProfitLoss_4889686d-3b2f-4ba5-98f2-60b7a045a6a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_ceb66b76-10de-46b6-814e-1fdd78886e6f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_ceb66b76-10de-46b6-814e-1fdd78886e6f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9264be71-0dfa-49b2-94e4-48d926af3336" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9264be71-0dfa-49b2-94e4-48d926af3336" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9264be71-0dfa-49b2-94e4-48d926af3336" xlink:to="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GainLossOnSaleOfDebtSecuritiesAvailableForSaleAndOtherAssetsNet_d266b2fc-56e8-471a-9385-887dfae54f3f" xlink:href="aig-20230331.xsd#aig_GainLossOnSaleOfDebtSecuritiesAvailableForSaleAndOtherAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_aig_GainLossOnSaleOfDebtSecuritiesAvailableForSaleAndOtherAssetsNet_d266b2fc-56e8-471a-9385-887dfae54f3f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3c34ae98-5b1b-4e6c-82ad-247ad950ea51" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_3c34ae98-5b1b-4e6c-82ad-247ad950ea51" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_11fc25c4-b628-41b2-be37-f09250e0a877" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_11fc25c4-b628-41b2-be37-f09250e0a877" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PaymentsForChangeInMarketRiskBenefit_3bd8c6e2-4759-4017-9669-9596a0a5f777" xlink:href="aig-20230331.xsd#aig_PaymentsForChangeInMarketRiskBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_aig_PaymentsForChangeInMarketRiskBenefit_3bd8c6e2-4759-4017-9669-9596a0a5f777" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_e5f647a6-3351-46db-be44-cbf8b946cfa5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_e5f647a6-3351-46db-be44-cbf8b946cfa5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_64e2870c-53f2-4a71-aba3-71420cd6d5fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_64e2870c-53f2-4a71-aba3-71420cd6d5fd" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_f5951fef-7766-489c-ae9e-3f9471adfb55" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_7f6ca8e0-6f3f-4b3d-aa19-54c14b8cfff8" xlink:to="loc_us-gaap_AssetImpairmentCharges_f5951fef-7766-489c-ae9e-3f9471adfb55" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9264be71-0dfa-49b2-94e4-48d926af3336" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_6426604c-3391-4010-9303-02a630190265" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_6426604c-3391-4010-9303-02a630190265" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet_ca3c89f2-5eef-4f26-8cde-848191492eda" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet_ca3c89f2-5eef-4f26-8cde-848191492eda" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInReinsuranceAssetsNet_fac8be3b-60c4-4951-a32c-d8cf42ccb49b" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInReinsuranceAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_aig_IncreaseDecreaseInReinsuranceAssetsNet_fac8be3b-60c4-4951-a32c-d8cf42ccb49b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_b9035e8e-302d-440a-a457-0b851d598c1f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_b9035e8e-302d-440a-a457-0b851d598c1f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes_0a0e88bd-dcc6-47bd-87ab-e6bc3a92dba8" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes_0a0e88bd-dcc6-47bd-87ab-e6bc3a92dba8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_9f2656d3-a852-4270-b2ee-8daeceb7ee0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_1d1807b7-055a-403b-ba59-2aaf05466cea" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_9f2656d3-a852-4270-b2ee-8daeceb7ee0d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_4461fdb1-34d1-4e8f-a54e-789c8d449522" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_9264be71-0dfa-49b2-94e4-48d926af3336" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_4461fdb1-34d1-4e8f-a54e-789c8d449522" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e17c8731-ee07-4376-b8fd-8bf55b1741d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_ef951a1f-c32a-48e9-b82a-722e6066c9e6" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e17c8731-ee07-4376-b8fd-8bf55b1741d6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0d7b4e90-2fff-4098-9cbc-88bb45f37afe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0d7b4e90-2fff-4098-9cbc-88bb45f37afe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:href="aig-20230331.xsd#aig_PaymentsForProceedsFromInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0d7b4e90-2fff-4098-9cbc-88bb45f37afe" xlink:to="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_d13b422d-9a76-4ab0-857a-ac9a78dfcd6d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:to="loc_us-gaap_ProceedsFromSaleOfAvailableForSaleSecuritiesDebt_d13b422d-9a76-4ab0-857a-ac9a78dfcd6d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfTradingSecuritiesHeldforinvestment_fc690c65-f994-4672-93c0-414a3c10526e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfTradingSecuritiesHeldforinvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:to="loc_us-gaap_ProceedsFromSaleOfTradingSecuritiesHeldforinvestment_fc690c65-f994-4672-93c0-414a3c10526e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_deee36bf-94ec-489f-9bdd-42dbdc8b82f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfOtherInvestments_deee36bf-94ec-489f-9bdd-42dbdc8b82f9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_100a1346-e3ed-4e67-b128-15ec2e12f812" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProceedsFromInvestingActivitiesAbstract_e9f17fa0-540d-49e0-b7b9-6bee2f7943d8" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinessesNetOfCashDivested_100a1346-e3ed-4e67-b128-15ec2e12f812" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1e308638-fcfe-42c4-b17c-12c5f8534f9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities_1e308638-fcfe-42c4-b17c-12c5f8534f9b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable_75e758e6-c302-40e6-9c58-a4b2b4b24ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_ProceedsFromSaleAndCollectionOfMortgageNotesReceivable_75e758e6-c302-40e6-9c58-a4b2b4b24ab0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForInvestingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_56c9fbdb-6ac9-442a-aae3-7abcafe23147" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_56c9fbdb-6ac9-442a-aae3-7abcafe23147" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireTradingSecuritiesHeldforinvestment_4d364f76-235e-47be-afaf-a05ad724b79c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireTradingSecuritiesHeldforinvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:to="loc_us-gaap_PaymentsToAcquireTradingSecuritiesHeldforinvestment_4d364f76-235e-47be-afaf-a05ad724b79c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireOtherInvestments_007aade2-5786-495a-9725-384648a3c700" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireOtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:to="loc_us-gaap_PaymentsToAcquireOtherInvestments_007aade2-5786-495a-9725-384648a3c700" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireMortgageNotesReceivable_c2c63a1c-de4c-4038-95b1-e511b6eacc6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireMortgageNotesReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PaymentsForInvestingActivitiesAbstract_d347ef13-0029-45a9-9a24-a66bf9538fb2" xlink:to="loc_us-gaap_PaymentsToAcquireMortgageNotesReceivable_c2c63a1c-de4c-4038-95b1-e511b6eacc6e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_15aa2533-e9cb-4ac6-8075-bde9d9361a50" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForProceedsFromShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_15aa2533-e9cb-4ac6-8075-bde9d9361a50" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6ddaf816-b7ec-487d-a606-3586eed11847" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromInvestingActivitiesAbstract_360ad533-7ad6-4a85-bd85-41d5a07025bd" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_6ddaf816-b7ec-487d-a606-3586eed11847" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_17d55781-2e71-445c-855a-7bb9b26a551f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0d7b4e90-2fff-4098-9cbc-88bb45f37afe" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_17d55781-2e71-445c-855a-7bb9b26a551f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_e1ea4a5d-30a8-4b0a-8805-fdb1e74bfb5b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_e1ea4a5d-30a8-4b0a-8805-fdb1e74bfb5b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:href="aig-20230331.xsd#aig_PaymentsForProceedsFromFinancingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_e1ea4a5d-30a8-4b0a-8805-fdb1e74bfb5b" xlink:to="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionsToContractHoldersFunds_4dd7d69c-85e9-4714-85ca-eaed4a54a828" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionsToContractHoldersFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_AdditionsToContractHoldersFunds_4dd7d69c-85e9-4714-85ca-eaed4a54a828" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WithdrawalFromContractHoldersFunds_bb213bb6-805a-46c0-a5f3-cdb80086155d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WithdrawalFromContractHoldersFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_WithdrawalFromContractHoldersFunds_bb213bb6-805a-46c0-a5f3-cdb80086155d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_cd9b4424-7fa5-43a8-ba8d-df12c1f2758d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_cd9b4424-7fa5-43a8-ba8d-df12c1f2758d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_fd0361b8-74e1-4dda-b44e-ace7e89cbd4f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_fd0361b8-74e1-4dda-b44e-ace7e89cbd4f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_73393067-5063-42ac-bdae-9b246ce1305a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_73393067-5063-42ac-bdae-9b246ce1305a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_2473bb25-f41c-4fc0-819c-26fb010a3a24" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_2473bb25-f41c-4fc0-819c-26fb010a3a24" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_5e5bce14-216d-4da8-ba80-b8f5cc676f0c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_5e5bce14-216d-4da8-ba80-b8f5cc676f0c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_2896e766-bf02-42ac-8f95-4c2f505bebb7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PaymentsForProceedsFromFinancingActivitiesAbstract_333f73ea-4274-410a-b6a8-dbbb129c5927" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_2896e766-bf02-42ac-8f95-4c2f505bebb7" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_61bf343c-a804-4c3c-81a5-89bbdd37414b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_61bf343c-a804-4c3c-81a5-89bbdd37414b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8391d860-b60d-48e3-ba18-99dad2535627" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_8391d860-b60d-48e3-ba18-99dad2535627" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_8999ce05-128f-4cc4-8c78-775c7c7e51fa" xlink:href="aig-20230331.xsd#aig_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_aig_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectDisposalGroupIncludingDiscontinuedOperations_8999ce05-128f-4cc4-8c78-775c7c7e51fa" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_49bf6487-9b84-4d2f-aa64-1eccb06947c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_49bf6487-9b84-4d2f-aa64-1eccb06947c1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations_c92ac419-5eeb-4432-bb2d-76d6669ce668" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract_08d51afe-2075-4eb2-aea6-bbe5d624956b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract_08d51afe-2075-4eb2-aea6-bbe5d624956b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Cash_79bd07ce-136c-4eb0-aa37-ec7cbc82b616" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Cash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract_08d51afe-2075-4eb2-aea6-bbe5d624956b" xlink:to="loc_us-gaap_Cash_79bd07ce-136c-4eb0-aa37-ec7cbc82b616" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_4383a45b-f5bb-49c1-887f-3a5bdcbc0d1e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract_08d51afe-2075-4eb2-aea6-bbe5d624956b" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_4383a45b-f5bb-49c1-887f-3a5bdcbc0d1e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a007a679-d5de-4391-b72b-07fe8fa0cf94" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperationsAbstract_08d51afe-2075-4eb2-aea6-bbe5d624956b" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a007a679-d5de-4391-b72b-07fe8fa0cf94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalCashFlowInformationAbstract_73e52eed-0c5a-4c2f-b66b-dc0e9dd5098a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SupplementalCashFlowInformationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:to="loc_us-gaap_SupplementalCashFlowInformationAbstract_73e52eed-0c5a-4c2f-b66b-dc0e9dd5098a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPaidNet_97d67e10-f8a0-4f0d-a870-c37679551a3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_73e52eed-0c5a-4c2f-b66b-dc0e9dd5098a" xlink:to="loc_us-gaap_InterestPaidNet_97d67e10-f8a0-4f0d-a870-c37679551a3e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesPaidNet_91e23fbc-235f-423c-b19a-5723e28cddec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxesPaidNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SupplementalCashFlowInformationAbstract_73e52eed-0c5a-4c2f-b66b-dc0e9dd5098a" xlink:to="loc_us-gaap_IncomeTaxesPaidNet_91e23fbc-235f-423c-b19a-5723e28cddec" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1e77e6e-2ef6-4e55-9262-efb6f97115fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:to="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1e77e6e-2ef6-4e55-9262-efb6f97115fb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FixedMaturitySecuritiesAvailableForSaleReceivedInConnectionWithPensionRiskTransferTransactions_d5080054-863c-465e-98da-2c3547df69af" xlink:href="aig-20230331.xsd#aig_FixedMaturitySecuritiesAvailableForSaleReceivedInConnectionWithPensionRiskTransferTransactions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1e77e6e-2ef6-4e55-9262-efb6f97115fb" xlink:to="loc_aig_FixedMaturitySecuritiesAvailableForSaleReceivedInConnectionWithPensionRiskTransferTransactions_d5080054-863c-465e-98da-2c3547df69af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NoncashOrPartNoncashAcquisitionInvestmentsAcquiredDuringReinsuranceTransaction_7618f055-526d-406f-a95b-195f5f6cf47f" xlink:href="aig-20230331.xsd#aig_NoncashOrPartNoncashAcquisitionInvestmentsAcquiredDuringReinsuranceTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1e77e6e-2ef6-4e55-9262-efb6f97115fb" xlink:to="loc_aig_NoncashOrPartNoncashAcquisitionInvestmentsAcquiredDuringReinsuranceTransaction_7618f055-526d-406f-a95b-195f5f6cf47f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NoncashOrPartNoncashSecuritiesTransferredInConnectionWithReinsuranceTransaction_6f7d1805-b408-4d4c-b2a2-20ae3ea066bf" xlink:href="aig-20230331.xsd#aig_NoncashOrPartNoncashSecuritiesTransferredInConnectionWithReinsuranceTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NoncashInvestingAndFinancingItemsAbstract_b1e77e6e-2ef6-4e55-9262-efb6f97115fb" xlink:to="loc_aig_NoncashOrPartNoncashSecuritiesTransferredInConnectionWithReinsuranceTransaction_6f7d1805-b408-4d4c-b2a2-20ae3ea066bf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CashFlowNoncashFinancingActivities_b0795e4b-bddd-40a6-a251-202f2c1a94df" xlink:href="aig-20230331.xsd#aig_CashFlowNoncashFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdditionalCashFlowElementsAndSupplementalCashFlowInformationAbstract_da53ac94-d2ad-4e90-9984-62fbb8e99c2a" xlink:to="loc_aig_CashFlowNoncashFinancingActivities_b0795e4b-bddd-40a6-a251-202f2c1a94df" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InterestCreditedToPolicyholderAccountsIncludedInFinancingActivities_198c6c37-b061-4dc0-928d-1aecc45f842c" xlink:href="aig-20230331.xsd#aig_InterestCreditedToPolicyholderAccountsIncludedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_CashFlowNoncashFinancingActivities_b0795e4b-bddd-40a6-a251-202f2c1a94df" xlink:to="loc_aig_InterestCreditedToPolicyholderAccountsIncludedInFinancingActivities_198c6c37-b061-4dc0-928d-1aecc45f842c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FeeIncomeDebitedToPolicyholderContractDepositsIncludedInFinancingActivities_6808ba7f-983c-4a5a-867f-2f7a39e36482" xlink:href="aig-20230331.xsd#aig_FeeIncomeDebitedToPolicyholderContractDepositsIncludedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_CashFlowNoncashFinancingActivities_b0795e4b-bddd-40a6-a251-202f2c1a94df" xlink:to="loc_aig_FeeIncomeDebitedToPolicyholderContractDepositsIncludedInFinancingActivities_6808ba7f-983c-4a5a-867f-2f7a39e36482" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_c08568a0-b05c-4559-b7b8-f888da0a0779" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_27791ea0-1290-4369-ab78-45957ab4c111" xlink:to="loc_us-gaap_StatementTable_c08568a0-b05c-4559-b7b8-f888da0a0779" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_c08568a0-b05c-4559-b7b8-f888da0a0779" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_428395c8-40c7-402e-a481-a9b295be7c57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_ac0cc9ff-4314-4ca5-94d8-b9bf455b5bfb" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_428395c8-40c7-402e-a481-a9b295be7c57" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermInvestmentsMember_05bfadef-b25a-4b5f-bfd1-b22ba9dbd829" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_428395c8-40c7-402e-a481-a9b295be7c57" xlink:to="loc_us-gaap_ShortTermInvestmentsMember_05bfadef-b25a-4b5f-bfd1-b22ba9dbd829" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMember_dc3e0961-ef58-4ae5-876a-1354c5ad166e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_428395c8-40c7-402e-a481-a9b295be7c57" xlink:to="loc_us-gaap_OtherAssetsMember_dc3e0961-ef58-4ae5-876a-1354c5ad166e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_51a92b73-c047-4703-bbd6-1e5adad1a5fd" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_c08568a0-b05c-4559-b7b8-f888da0a0779" xlink:to="loc_srt_ConsolidatedEntitiesAxis_51a92b73-c047-4703-bbd6-1e5adad1a5fd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_51a92b73-c047-4703-bbd6-1e5adad1a5fd_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_51a92b73-c047-4703-bbd6-1e5adad1a5fd" xlink:to="loc_srt_ConsolidatedEntitiesDomain_51a92b73-c047-4703-bbd6-1e5adad1a5fd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_8a0bd092-c058-4d7c-a3f3-1257572d1b00" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_51a92b73-c047-4703-bbd6-1e5adad1a5fd" xlink:to="loc_srt_ConsolidatedEntitiesDomain_8a0bd092-c058-4d7c-a3f3-1257572d1b00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_8b57352b-c857-42f0-881c-27b58ec4d963" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_8a0bd092-c058-4d7c-a3f3-1257572d1b00" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_8b57352b-c857-42f0-881c-27b58ec4d963" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/BasisofPresentationDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#BasisofPresentationDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/BasisofPresentationDetails" xlink:type="extended" id="ic61010fa335147b886de96380b2239a7_BasisofPresentationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:href="aig-20230331.xsd#aig_BasisOfPresentationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfCountriesInWhichEntityOperates_67bbcf88-982d-4b44-a611-e5ec2899f81d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NumberOfCountriesInWhichEntityOperates"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_NumberOfCountriesInWhichEntityOperates_67bbcf88-982d-4b44-a611-e5ec2899f81d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_9f306726-e359-4986-966d-a9cf181909dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_9f306726-e359-4986-966d-a9cf181909dc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_e868f2cd-0013-4dd0-8e60-cf62bef58de8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_e868f2cd-0013-4dd0-8e60-cf62bef58de8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_6acd7862-91d0-4150-8cc6-30cdd6335310" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockPricePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_6acd7862-91d0-4150-8cc6-30cdd6335310" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SaleOfStockPercentageOfStockSold_e64872b1-fffd-48a2-8098-33b4efc8bc08" xlink:href="aig-20230331.xsd#aig_SaleOfStockPercentageOfStockSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_aig_SaleOfStockPercentageOfStockSold_e64872b1-fffd-48a2-8098-33b4efc8bc08" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_da18166a-5c9e-46dc-a239-667895f967a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_da18166a-5c9e-46dc-a239-667895f967a4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_787ea42f-17be-4370-aae4-3777a4b60cd4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_787ea42f-17be-4370-aae4-3777a4b60cd4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_8ebc6c6a-ef11-47d6-9a3e-5386a8a2b8ba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_8ebc6c6a-ef11-47d6-9a3e-5386a8a2b8ba" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterFirstAnniversary_00b68d07-82d1-4d0c-8f64-aced004b88e5" xlink:href="aig-20230331.xsd#aig_PercentOfOwnershipInterestPermittedToBeSoldAfterFirstAnniversary"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterFirstAnniversary_00b68d07-82d1-4d0c-8f64-aced004b88e5" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterSecondAnniversary_49c3271f-1c7e-435c-b0d9-3a8efc1ebeb7" xlink:href="aig-20230331.xsd#aig_PercentOfOwnershipInterestPermittedToBeSoldAfterSecondAnniversary"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterSecondAnniversary_49c3271f-1c7e-435c-b0d9-3a8efc1ebeb7" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterThirdAnniversary_b79274a2-2ec5-41e2-8971-67c1f4747f6a" xlink:href="aig-20230331.xsd#aig_PercentOfOwnershipInterestPermittedToBeSoldAfterThirdAnniversary"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_aig_PercentOfOwnershipInterestPermittedToBeSoldAfterThirdAnniversary_b79274a2-2ec5-41e2-8971-67c1f4747f6a" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_d434db75-4aac-4d5f-8075-26986795a219" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_d434db75-4aac-4d5f-8075-26986795a219" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeconsolidationGainOrLossAmount_5e2d4c10-5563-41a4-ba22-c4361a07952d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeconsolidationGainOrLossAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_us-gaap_DeconsolidationGainOrLossAmount_5e2d4c10-5563-41a4-ba22-c4361a07952d" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:href="aig-20230331.xsd#aig_BasisOfPresentationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_aig_BasisOfPresentationLineItems_4cebf754-08c2-4609-b26a-093f3efaddca" xlink:to="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_206cd506-692d-4046-854a-0b6263698943" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_206cd506-692d-4046-854a-0b6263698943" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_206cd506-692d-4046-854a-0b6263698943_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_206cd506-692d-4046-854a-0b6263698943" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_206cd506-692d-4046-854a-0b6263698943_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_a644d321-1673-46a0-934c-8d78d2986407" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_206cd506-692d-4046-854a-0b6263698943" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_a644d321-1673-46a0-934c-8d78d2986407" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IPOMember_b631b446-3597-4985-92e9-89317b45e90f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IPOMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_a644d321-1673-46a0-934c-8d78d2986407" xlink:to="loc_us-gaap_IPOMember_b631b446-3597-4985-92e9-89317b45e90f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_0b0caf26-a094-4e71-a111-c60dae4c11c7" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:to="loc_dei_LegalEntityAxis_0b0caf26-a094-4e71-a111-c60dae4c11c7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_0b0caf26-a094-4e71-a111-c60dae4c11c7_default" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_0b0caf26-a094-4e71-a111-c60dae4c11c7" xlink:to="loc_dei_EntityDomain_0b0caf26-a094-4e71-a111-c60dae4c11c7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_0781df78-dfd5-4c4d-8d5d-3c3f2d861ede" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_0b0caf26-a094-4e71-a111-c60dae4c11c7" xlink:to="loc_dei_EntityDomain_0781df78-dfd5-4c4d-8d5d-3c3f2d861ede" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorebridgeFinancialIncMember_3b4c77cb-51e4-4d60-a9aa-72c69087343e" xlink:href="aig-20230331.xsd#aig_CorebridgeFinancialIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_0781df78-dfd5-4c4d-8d5d-3c3f2d861ede" xlink:to="loc_aig_CorebridgeFinancialIncMember_3b4c77cb-51e4-4d60-a9aa-72c69087343e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_BlackstoneMember_cac4826c-3046-43c8-b692-59ab1bdc930b" xlink:href="aig-20230331.xsd#aig_BlackstoneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_0781df78-dfd5-4c4d-8d5d-3c3f2d861ede" xlink:to="loc_aig_BlackstoneMember_cac4826c-3046-43c8-b692-59ab1bdc930b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133" xlink:to="loc_us-gaap_EquityComponentDomain_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_05a40d04-78f1-47c7-9eaa-e88d72dda5ba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3f70cd17-48d4-4e0e-b6fa-8e4415d6e133" xlink:to="loc_us-gaap_EquityComponentDomain_05a40d04-78f1-47c7-9eaa-e88d72dda5ba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_2aceb5a9-a8c2-4e97-a6f7-0ad8ce4e1874" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_05a40d04-78f1-47c7-9eaa-e88d72dda5ba" xlink:to="loc_us-gaap_ParentMember_2aceb5a9-a8c2-4e97-a6f7-0ad8ce4e1874" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:to="loc_srt_OwnershipAxis_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4" xlink:to="loc_srt_OwnershipDomain_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_072db75c-034d-45b5-9251-30bf332623e0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_ff46d5b4-1c4a-4b6e-94d0-9945531e7ec4" xlink:to="loc_srt_OwnershipDomain_072db75c-034d-45b5-9251-30bf332623e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorebridgeFinancialIncMember_6ac5fb2e-d1f4-498b-8797-8e622867d026" xlink:href="aig-20230331.xsd#aig_CorebridgeFinancialIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_072db75c-034d-45b5-9251-30bf332623e0" xlink:to="loc_aig_CorebridgeFinancialIncMember_6ac5fb2e-d1f4-498b-8797-8e622867d026" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_78dab1ad-4c63-42c5-9b25-0c656de6ec6a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_BasisOfPresentationTable_9585f3df-2d12-498a-ad28-924d098645c9" xlink:to="loc_srt_ConsolidatedEntitiesAxis_78dab1ad-4c63-42c5-9b25-0c656de6ec6a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_78dab1ad-4c63-42c5-9b25-0c656de6ec6a_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_78dab1ad-4c63-42c5-9b25-0c656de6ec6a" xlink:to="loc_srt_ConsolidatedEntitiesDomain_78dab1ad-4c63-42c5-9b25-0c656de6ec6a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_7ae371ac-cfa5-4365-9371-e9fc1ffd680b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_78dab1ad-4c63-42c5-9b25-0c656de6ec6a" xlink:to="loc_srt_ConsolidatedEntitiesDomain_7ae371ac-cfa5-4365-9371-e9fc1ffd680b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ParentCompanyMember_2166aadb-97e1-4ec7-88a1-173e7786d622" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ParentCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_7ae371ac-cfa5-4365-9371-e9fc1ffd680b" xlink:to="loc_srt_ParentCompanyMember_2166aadb-97e1-4ec7-88a1-173e7786d622" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SummaryofSignificantAccountingPoliciesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesNarrativeDetails" xlink:type="extended" id="iff012d2f474a4764ad2ede2025987a05_SummaryofSignificantAccountingPoliciesNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_d0255612-7a20-44af-be9c-266e863f7041" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d638c659-3c56-49fe-8a41-54086b83407b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_d0255612-7a20-44af-be9c-266e863f7041" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_d638c659-3c56-49fe-8a41-54086b83407b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_d0255612-7a20-44af-be9c-266e863f7041" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_2bd2e1e7-46ab-417b-83f5-ef264d436aec" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_2bd2e1e7-46ab-417b-83f5-ef264d436aec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_2bd2e1e7-46ab-417b-83f5-ef264d436aec_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_2bd2e1e7-46ab-417b-83f5-ef264d436aec" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_2bd2e1e7-46ab-417b-83f5-ef264d436aec_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_74034039-a1f4-4c34-8efd-25ecb0ccb6bc" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_2bd2e1e7-46ab-417b-83f5-ef264d436aec" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_74034039-a1f4-4c34-8efd-25ecb0ccb6bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_bcf83564-172f-40d4-83e7-093beecf6393" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_74034039-a1f4-4c34-8efd-25ecb0ccb6bc" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_bcf83564-172f-40d4-83e7-093beecf6393" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_287b5a59-1b9b-48ec-86d1-1fd446261de1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:to="loc_srt_RangeAxis_287b5a59-1b9b-48ec-86d1-1fd446261de1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_287b5a59-1b9b-48ec-86d1-1fd446261de1_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_287b5a59-1b9b-48ec-86d1-1fd446261de1" xlink:to="loc_srt_RangeMember_287b5a59-1b9b-48ec-86d1-1fd446261de1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d1933b17-7b35-44ff-b41a-e5084d9097a7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_287b5a59-1b9b-48ec-86d1-1fd446261de1" xlink:to="loc_srt_RangeMember_d1933b17-7b35-44ff-b41a-e5084d9097a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_297931a0-d8e7-42ee-a661-06cc50649e69" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_d1933b17-7b35-44ff-b41a-e5084d9097a7" xlink:to="loc_srt_MinimumMember_297931a0-d8e7-42ee-a661-06cc50649e69" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_e13ce71c-0bc7-434a-aace-542a2ea36bd0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:to="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_e13ce71c-0bc7-434a-aace-542a2ea36bd0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_e13ce71c-0bc7-434a-aace-542a2ea36bd0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_e13ce71c-0bc7-434a-aace-542a2ea36bd0" xlink:to="loc_us-gaap_TypeOfAdoptionMember_e13ce71c-0bc7-434a-aace-542a2ea36bd0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfAdoptionMember_79bfe537-0002-4d46-a2c8-cc48836a842a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfAdoptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_e13ce71c-0bc7-434a-aace-542a2ea36bd0" xlink:to="loc_us-gaap_TypeOfAdoptionMember_79bfe537-0002-4d46-a2c8-cc48836a842a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingStandardsUpdate201812Member_3224c75a-f0b8-44d6-a91f-03d5423916d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountingStandardsUpdate201812Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfAdoptionMember_79bfe537-0002-4d46-a2c8-cc48836a842a" xlink:to="loc_us-gaap_AccountingStandardsUpdate201812Member_3224c75a-f0b8-44d6-a91f-03d5423916d9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_8d342482-9747-4d39-95f8-f32b09a847af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_b89bc5e0-6aab-433f-8b54-adef9c6487c1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_8d342482-9747-4d39-95f8-f32b09a847af" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_8d342482-9747-4d39-95f8-f32b09a847af_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_8d342482-9747-4d39-95f8-f32b09a847af" xlink:to="loc_us-gaap_EquityComponentDomain_8d342482-9747-4d39-95f8-f32b09a847af_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_ccaa45e7-33ef-40c7-b1e5-1f4f62d83357" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_8d342482-9747-4d39-95f8-f32b09a847af" xlink:to="loc_us-gaap_EquityComponentDomain_ccaa45e7-33ef-40c7-b1e5-1f4f62d83357" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_50230dc5-45eb-4857-896b-1e5f78a436eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_ccaa45e7-33ef-40c7-b1e5-1f4f62d83357" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_50230dc5-45eb-4857-896b-1e5f78a436eb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_56a5c4ae-8a5d-4046-be80-107811ccd192" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_ccaa45e7-33ef-40c7-b1e5-1f4f62d83357" xlink:to="loc_us-gaap_RetainedEarningsMember_56a5c4ae-8a5d-4046-be80-107811ccd192" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedBalanceSheettoApplyAdoptedGuidanceDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SummaryofSignificantAccountingPoliciesAdjustedBalanceSheettoApplyAdoptedGuidanceDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedBalanceSheettoApplyAdoptedGuidanceDetails" xlink:type="extended" id="ibba2be94ff2441de98931abcaddc9993_SummaryofSignificantAccountingPoliciesAdjustedBalanceSheettoApplyAdoptedGuidanceDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsAndOtherReceivablesNet_2ad640ab-7d7b-430c-b85e-c49ecd8e165b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PremiumsAndOtherReceivablesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_PremiumsAndOtherReceivablesNet_2ad640ab-7d7b-430c-b85e-c49ecd8e165b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAssetsNetOfAllowance_f19c14b6-30ba-46ad-81fe-c42b7239dd8d" xlink:href="aig-20230331.xsd#aig_ReinsuranceAssetsNetOfAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_aig_ReinsuranceAssetsNetOfAllowance_f19c14b6-30ba-46ad-81fe-c42b7239dd8d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_64564283-1e9d-4ad5-9718-10b74431fb2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_64564283-1e9d-4ad5-9718-10b74431fb2c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_f99d5fc6-4b21-40fd-8f9e-83b9be2c5ca9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_f99d5fc6-4b21-40fd-8f9e-83b9be2c5ca9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAssetAmount_f03169fb-fe44-4d2d-8536-f22c21eb1ba2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAssetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_MarketRiskBenefitAssetAmount_f03169fb-fe44-4d2d-8536-f22c21eb1ba2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_6e74ddc9-6fdc-42d7-8bd4-6dd301923a15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_OtherAssets_6e74ddc9-6fdc-42d7-8bd4-6dd301923a15" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_a576562b-9405-4a7c-aa92-0f47f654b3e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_0798a24a-d47f-4354-a5a3-d4f9b8644b9a" xlink:to="loc_us-gaap_Assets_a576562b-9405-4a7c-aa92-0f47f654b3e9" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefits_456e2e28-e536-4287-b612-a0a073a187cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefits_456e2e28-e536-4287-b612-a0a073a187cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderContractDeposits_cffd151f-a7fd-4f5b-ba2f-d3d5d93fee0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderContractDeposits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_PolicyholderContractDeposits_cffd151f-a7fd-4f5b-ba2f-d3d5d93fee0b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLiabilityAmount_1d2b86ae-7e8d-4d7a-bf5c-5079cf7b3f62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLiabilityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_MarketRiskBenefitLiabilityAmount_1d2b86ae-7e8d-4d7a-bf5c-5079cf7b3f62" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPolicyholderFunds_b9044f80-7dde-4284-a537-530f69da362d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPolicyholderFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_OtherPolicyholderFunds_b9044f80-7dde-4284-a537-530f69da362d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_a12280e1-1087-4fc7-9ce1-510e5c86f92f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_OtherLiabilities_a12280e1-1087-4fc7-9ce1-510e5c86f92f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ca24bf1a-4e03-4c6d-8110-6c04ee9b1253" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_8bb03589-96b1-4d45-8a6c-90f0bf5fa424" xlink:to="loc_us-gaap_Liabilities_ca24bf1a-4e03-4c6d-8110-6c04ee9b1253" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a45a1fef-8312-4322-ac71-a8965beb893a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_a45a1fef-8312-4322-ac71-a8965beb893a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c9732793-cd71-48b0-b63e-224bf62b5f65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_c9732793-cd71-48b0-b63e-224bf62b5f65" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_16e4606f-3645-47f3-a16a-c328d3480cb9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_16e4606f-3645-47f3-a16a-c328d3480cb9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_c34a4a1b-318b-4cba-85da-d74595db4e80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_StockholdersEquity_c34a4a1b-318b-4cba-85da-d74595db4e80" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_a5586a64-aa40-43d1-a202-3973cd79c3e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_MinorityInterest_a5586a64-aa40-43d1-a202-3973cd79c3e6" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_df23fd75-bc62-4eb5-98bc-396f865d5a36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_df23fd75-bc62-4eb5-98bc-396f865d5a36" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_b8f7e176-3698-4537-bbfe-12ac64cbe48b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_b8f7e176-3698-4537-bbfe-12ac64cbe48b" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fccf33f1-54e3-4ba9-bfea-c56ab7344725" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_84d3dc66-cbbe-425b-bd41-846074ba5e16" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fccf33f1-54e3-4ba9-bfea-c56ab7344725" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_2972fd13-1d76-4bd8-b505-169f3575efe7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fccf33f1-54e3-4ba9-bfea-c56ab7344725" xlink:to="loc_srt_RestatementAxis_2972fd13-1d76-4bd8-b505-169f3575efe7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_2972fd13-1d76-4bd8-b505-169f3575efe7_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_2972fd13-1d76-4bd8-b505-169f3575efe7" xlink:to="loc_srt_RestatementDomain_2972fd13-1d76-4bd8-b505-169f3575efe7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_1f076788-cd31-4f8a-95be-28fc847c8ac0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_2972fd13-1d76-4bd8-b505-169f3575efe7" xlink:to="loc_srt_RestatementDomain_1f076788-cd31-4f8a-95be-28fc847c8ac0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_c111606c-ccd8-4e06-9ba0-883bdd0687d0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_1f076788-cd31-4f8a-95be-28fc847c8ac0" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_c111606c-ccd8-4e06-9ba0-883bdd0687d0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_2a8c3276-1b25-47f3-9056-413400a88922" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_1f076788-cd31-4f8a-95be-28fc847c8ac0" xlink:to="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_2a8c3276-1b25-47f3-9056-413400a88922" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_17d1a2d6-d836-47f3-9a04-59458dc7f14c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fccf33f1-54e3-4ba9-bfea-c56ab7344725" xlink:to="loc_us-gaap_CededCreditRiskAxis_17d1a2d6-d836-47f3-9a04-59458dc7f14c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_17d1a2d6-d836-47f3-9a04-59458dc7f14c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_17d1a2d6-d836-47f3-9a04-59458dc7f14c" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_17d1a2d6-d836-47f3-9a04-59458dc7f14c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_a85791d9-bf77-4f57-ba2c-97b7c909dc21" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_17d1a2d6-d836-47f3-9a04-59458dc7f14c" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_a85791d9-bf77-4f57-ba2c-97b7c909dc21" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_69ca90c4-2db4-4860-89bc-a41c5416cf74" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_a85791d9-bf77-4f57-ba2c-97b7c909dc21" xlink:to="loc_aig_FortitudeReMember_69ca90c4-2db4-4860-89bc-a41c5416cf74" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingFortitudeMember_144f37e7-e4cd-42cd-b9e7-b77999118c79" xlink:href="aig-20230331.xsd#aig_ExcludingFortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_a85791d9-bf77-4f57-ba2c-97b7c909dc21" xlink:to="loc_aig_ExcludingFortitudeMember_144f37e7-e4cd-42cd-b9e7-b77999118c79" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedIncomeStatementandComprehensiveIncometoApplyAdoptedGuidanceDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SummaryofSignificantAccountingPoliciesAdjustedIncomeStatementandComprehensiveIncometoApplyAdoptedGuidanceDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedIncomeStatementandComprehensiveIncometoApplyAdoptedGuidanceDetails" xlink:type="extended" id="i7a6a0542ddca41e89b73bcf304e647a7_SummaryofSignificantAccountingPoliciesAdjustedIncomeStatementandComprehensiveIncometoApplyAdoptedGuidanceDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1934b254-4626-42df-a211-03c7ec3838ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1934b254-4626-42df-a211-03c7ec3838ab" xlink:to="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PremiumsEarnedNet_4672bb75-b86e-4291-979e-9ebb622eec30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PremiumsEarnedNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_PremiumsEarnedNet_4672bb75-b86e-4291-979e-9ebb622eec30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InsuranceCommissionsAndFees_581979b3-c249-411e-8880-24f6346118f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InsuranceCommissionsAndFees"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_InsuranceCommissionsAndFees_581979b3-c249-411e-8880-24f6346118f5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_d53da3d8-5110-4314-9192-93798fd79402" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_d53da3d8-5110-4314-9192-93798fd79402" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_8fa040a2-bb0f-42b9-8aaf-ed825b1f8094" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_Revenues_8fa040a2-bb0f-42b9-8aaf-ed825b1f8094" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_fcca8111-44ea-4bb2-b72b-8acbbcfdc50a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderBenefitsAndClaimsIncurredNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_PolicyholderBenefitsAndClaimsIncurredNet_fcca8111-44ea-4bb2-b72b-8acbbcfdc50a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_e7324982-ea6a-45ed-afc2-e47ebd6b2e79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitChangeInFairValueGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_e7324982-ea6a-45ed-afc2-e47ebd6b2e79" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCreditedToPolicyholdersAccountBalances_ce369605-edea-4f4c-8895-65289d215615" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestCreditedToPolicyholdersAccountBalances"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_InterestCreditedToPolicyholdersAccountBalances_ce369605-edea-4f4c-8895-65289d215615" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_ff00aaf5-00b4-49f1-953d-15d33f0bf20c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_ff00aaf5-00b4-49f1-953d-15d33f0bf20c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_4d875de8-8564-4087-ae3b-c3f7e64b515a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_4d875de8-8564-4087-ae3b-c3f7e64b515a" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BenefitsLossesAndExpenses_ad75610f-503e-4123-a758-35c92ee8b562" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BenefitsLossesAndExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_BenefitsLossesAndExpenses_ad75610f-503e-4123-a758-35c92ee8b562" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_b1d8a49a-5cf0-47f6-b1e5-6eeac6403d36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_b1d8a49a-5cf0-47f6-b1e5-6eeac6403d36" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_ce51cbc3-7fec-4575-9221-596cbc9bdbb9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_ce51cbc3-7fec-4575-9221-596cbc9bdbb9" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_86b4c324-1476-4a7e-b82e-bd5a9bf79559" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_86b4c324-1476-4a7e-b82e-bd5a9bf79559" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_2634b1ac-da50-46d0-92d5-0b3345699c05" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_ProfitLoss_2634b1ac-da50-46d0-92d5-0b3345699c05" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_1a31710f-0049-405c-9ce1-b2d680df5bf2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsAttributableToNoncontrollingEntity_1a31710f-0049-405c-9ce1-b2d680df5bf2" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_9f884eee-5c23-46a3-9cd3-c7c235d8ded8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_NetIncomeLoss_9f884eee-5c23-46a3-9cd3-c7c235d8ded8" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_b54a919c-fb36-4620-bbcf-b10f49bb89b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_b54a919c-fb36-4620-bbcf-b10f49bb89b1" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_0f5a9d38-b884-4c76-b5d4-c7cd702d63e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_EarningsPerShareBasic_0f5a9d38-b884-4c76-b5d4-c7cd702d63e9" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_2ea335b0-e651-492d-9fa6-d08526343243" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract_dd6af70c-bf00-45c6-87e1-de910b8c322d" xlink:to="loc_us-gaap_EarningsPerShareDiluted_2ea335b0-e651-492d-9fa6-d08526343243" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1934b254-4626-42df-a211-03c7ec3838ab" xlink:to="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_bdc9329a-84ed-4c4a-ac3e-336a974f59ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichAllowanceForCreditLossesWasTakenAfterTax_50076344-f7a3-4d28-8d53-7f2ce391e7c2" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichAllowanceForCreditLossesWasTakenAfterTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_aig_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnAllInvestmentsOtherThanInvestmentsOnWhichAllowanceForCreditLossesWasTakenAfterTax_50076344-f7a3-4d28-8d53-7f2ce391e7c2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciMarketRiskBenefitInstrumentSpecificCreditRiskGainLossAfterAdjustmentsAndTax_36223bfe-3ab6-49a9-ac58-0a876bcd58d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciMarketRiskBenefitInstrumentSpecificCreditRiskGainLossAfterAdjustmentsAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_us-gaap_OciMarketRiskBenefitInstrumentSpecificCreditRiskGainLossAfterAdjustmentsAndTax_36223bfe-3ab6-49a9-ac58-0a876bcd58d8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsAfterTax_9f1073f8-565f-47c3-8c28-054f07399d17" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsAfterTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsAfterTax_9f1073f8-565f-47c3-8c28-054f07399d17" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f2e245b7-80c0-4bbc-83f5-85f548ec1446" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f2e245b7-80c0-4bbc-83f5-85f548ec1446" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5f07c59d-2689-4793-988b-26a611d3d6c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5f07c59d-2689-4793-988b-26a611d3d6c8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_69ffbadc-0997-4091-9b0f-4ee0fc7ac175" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_69ffbadc-0997-4091-9b0f-4ee0fc7ac175" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_b05f91df-289a-45e6-b08d-8c608518a1d4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_9712a069-9c26-4a85-bd25-2d6b9d4482aa" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_b05f91df-289a-45e6-b08d-8c608518a1d4" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_ae09d062-ee7f-4283-b531-c5fd9e935b0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1934b254-4626-42df-a211-03c7ec3838ab" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_ae09d062-ee7f-4283-b531-c5fd9e935b0d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_e6aa5e90-958b-4600-a7d3-1071d9266991" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_ae09d062-ee7f-4283-b531-c5fd9e935b0d" xlink:to="loc_srt_RestatementAxis_e6aa5e90-958b-4600-a7d3-1071d9266991" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_e6aa5e90-958b-4600-a7d3-1071d9266991_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_e6aa5e90-958b-4600-a7d3-1071d9266991" xlink:to="loc_srt_RestatementDomain_e6aa5e90-958b-4600-a7d3-1071d9266991_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_aa73f0f7-90e9-4223-be09-096dd7b992b3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_e6aa5e90-958b-4600-a7d3-1071d9266991" xlink:to="loc_srt_RestatementDomain_aa73f0f7-90e9-4223-be09-096dd7b992b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_7980c373-3799-4071-99d0-3f24b0e31661" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_aa73f0f7-90e9-4223-be09-096dd7b992b3" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_7980c373-3799-4071-99d0-3f24b0e31661" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_1996f0af-1d56-47e3-ba3e-1b7796dce2e9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_aa73f0f7-90e9-4223-be09-096dd7b992b3" xlink:to="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_1996f0af-1d56-47e3-ba3e-1b7796dce2e9" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedCashFlowstoApplyAdoptedGuidanceDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SummaryofSignificantAccountingPoliciesAdjustedCashFlowstoApplyAdoptedGuidanceDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SummaryofSignificantAccountingPoliciesAdjustedCashFlowstoApplyAdoptedGuidanceDetails" xlink:type="extended" id="i9e5dd35f5f064ccc8221984edce92511_SummaryofSignificantAccountingPoliciesAdjustedCashFlowstoApplyAdoptedGuidanceDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2b985e19-7640-4cd4-83ad-1619b25bb403" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_fae2b452-15c0-4af3-a4b3-99de7e6c377b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2b985e19-7640-4cd4-83ad-1619b25bb403" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_fae2b452-15c0-4af3-a4b3-99de7e6c377b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_e1e79a5c-f959-4380-8bb9-80a68bf76ce0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_fae2b452-15c0-4af3-a4b3-99de7e6c377b" xlink:to="loc_us-gaap_ProfitLoss_e1e79a5c-f959-4380-8bb9-80a68bf76ce0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4b68832e-20fd-4286-80f3-b8c9ad8cfe50" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_fae2b452-15c0-4af3-a4b3-99de7e6c377b" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4b68832e-20fd-4286-80f3-b8c9ad8cfe50" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_ad2d2957-8c70-465c-9bd4-808015fa0b35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4b68832e-20fd-4286-80f3-b8c9ad8cfe50" xlink:to="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_ad2d2957-8c70-465c-9bd4-808015fa0b35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_b4ae1502-3274-4a56-a23b-7aae8bbdcdbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_ad2d2957-8c70-465c-9bd4-808015fa0b35" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_b4ae1502-3274-4a56-a23b-7aae8bbdcdbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PaymentsForChangeInMarketRiskBenefit_a461e888-426d-4c12-be5d-d56a811ad64c" xlink:href="aig-20230331.xsd#aig_PaymentsForChangeInMarketRiskBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_ad2d2957-8c70-465c-9bd4-808015fa0b35" xlink:to="loc_aig_PaymentsForChangeInMarketRiskBenefit_a461e888-426d-4c12-be5d-d56a811ad64c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_dd0f8293-d80a-4874-a21c-736b34a04de0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsNoncashItemsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_ad2d2957-8c70-465c-9bd4-808015fa0b35" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_dd0f8293-d80a-4874-a21c-736b34a04de0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_4b68832e-20fd-4286-80f3-b8c9ad8cfe50" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_68f26377-fb95-4967-a247-e47b749e0ddb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_us-gaap_IncreaseDecreaseInLiabilityForClaimsAndClaimsAdjustmentExpenseReserve_68f26377-fb95-4967-a247-e47b749e0ddb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet_ac1c8a00-af40-4319-b443-389ac899627d" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_aig_IncreaseDecreaseInPremiumsAndInsuranceBalancesReceivableAndPayableNet_ac1c8a00-af40-4319-b443-389ac899627d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInReinsuranceAssetsNet_0c1fe958-1d11-4fd2-bdf6-79eabdebbc06" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInReinsuranceAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_aig_IncreaseDecreaseInReinsuranceAssetsNet_0c1fe958-1d11-4fd2-bdf6-79eabdebbc06" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_f12aa21c-7730-4094-b71b-a483ae109f96" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_us-gaap_IncreaseDecreaseInDeferredPolicyAcquisitionCosts_f12aa21c-7730-4094-b71b-a483ae109f96" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes_93241462-5385-4226-8195-d5ce6c042b27" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_aig_IncreaseDecreaseInCurrentAndDeferredIncomeTaxes_93241462-5385-4226-8195-d5ce6c042b27" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_d2962fdd-c22e-4231-bc11-15f80308aa1b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_ccd9236e-7bcd-4326-b0e8-5f05d854fa91" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_d2962fdd-c22e-4231-bc11-15f80308aa1b" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_eb60139c-4083-407b-aaf9-7b0503da3496" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_fae2b452-15c0-4af3-a4b3-99de7e6c377b" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities_eb60139c-4083-407b-aaf9-7b0503da3496" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ea7c59f1-9ec8-455a-b1e9-308a761a0531" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2b985e19-7640-4cd4-83ad-1619b25bb403" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_ea7c59f1-9ec8-455a-b1e9-308a761a0531" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_427a0b34-1285-403f-b3a6-8abfb01369e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2b985e19-7640-4cd4-83ad-1619b25bb403" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_427a0b34-1285-403f-b3a6-8abfb01369e8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionsToContractHoldersFunds_bc24ea76-07e3-46ab-92ca-5ac20c583299" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionsToContractHoldersFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_427a0b34-1285-403f-b3a6-8abfb01369e8" xlink:to="loc_us-gaap_AdditionsToContractHoldersFunds_bc24ea76-07e3-46ab-92ca-5ac20c583299" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WithdrawalFromContractHoldersFunds_3fbd9c33-9a06-42cf-9fc1-8e9dd3524a8c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WithdrawalFromContractHoldersFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_427a0b34-1285-403f-b3a6-8abfb01369e8" xlink:to="loc_us-gaap_WithdrawalFromContractHoldersFunds_3fbd9c33-9a06-42cf-9fc1-8e9dd3524a8c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d79cccae-1ab8-4002-b5d2-45b955db103c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_427a0b34-1285-403f-b3a6-8abfb01369e8" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_d79cccae-1ab8-4002-b5d2-45b955db103c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_6821edf0-6e6f-4e3d-9d3e-b4172db85854" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_2b985e19-7640-4cd4-83ad-1619b25bb403" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_6821edf0-6e6f-4e3d-9d3e-b4172db85854" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_6821edf0-6e6f-4e3d-9d3e-b4172db85854" xlink:to="loc_srt_RestatementAxis_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573" xlink:to="loc_srt_RestatementDomain_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_257bbc77-105c-4132-89f5-3c1b8f0ed2cb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_e6c3a6c7-192f-42a7-bbc7-a7e01a5fa573" xlink:to="loc_srt_RestatementDomain_257bbc77-105c-4132-89f5-3c1b8f0ed2cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_99b2ef29-cd34-4ea5-9fcb-821bd7dc48ae" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_257bbc77-105c-4132-89f5-3c1b8f0ed2cb" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_99b2ef29-cd34-4ea5-9fcb-821bd7dc48ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_87724880-259a-4106-ac5e-acf07d73c0cf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_257bbc77-105c-4132-89f5-3c1b8f0ed2cb" xlink:to="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_87724880-259a-4106-ac5e-acf07d73c0cf" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SegmentInformationNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SegmentInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SegmentInformationNarrativeDetails" xlink:type="extended" id="i6406b3de80fa41d7ae49bb363b24e437_SegmentInformationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_0e8fd1bf-6ca6-4a2c-8cd9-397c77e40182" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_63464548-49c3-4665-a680-37570ee77726" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0e8fd1bf-6ca6-4a2c-8cd9-397c77e40182" xlink:to="loc_us-gaap_NumberOfOperatingSegments_63464548-49c3-4665-a680-37570ee77726" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_49f6cb4a-1431-4a50-8406-391e99bae8f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0e8fd1bf-6ca6-4a2c-8cd9-397c77e40182" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_49f6cb4a-1431-4a50-8406-391e99bae8f5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_11a68e31-e3d4-4287-8576-9f9c777c2cd1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_49f6cb4a-1431-4a50-8406-391e99bae8f5" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_11a68e31-e3d4-4287-8576-9f9c777c2cd1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_11a68e31-e3d4-4287-8576-9f9c777c2cd1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_11a68e31-e3d4-4287-8576-9f9c777c2cd1" xlink:to="loc_us-gaap_SegmentDomain_11a68e31-e3d4-4287-8576-9f9c777c2cd1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_42af7b85-6dc7-4736-a45d-cd974b2389c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_11a68e31-e3d4-4287-8576-9f9c777c2cd1" xlink:to="loc_us-gaap_SegmentDomain_42af7b85-6dc7-4736-a45d-cd974b2389c3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_5fa48dc9-fed9-4050-82dc-34c6ad77ffd0" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_42af7b85-6dc7-4736-a45d-cd974b2389c3" xlink:to="loc_aig_GeneralInsuranceSegmentMember_5fa48dc9-fed9-4050-82dc-34c6ad77ffd0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeAndRetirementSegmentMember_9469ff70-de3d-46db-a9cb-5360cf335905" xlink:href="aig-20230331.xsd#aig_LifeAndRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_42af7b85-6dc7-4736-a45d-cd974b2389c3" xlink:to="loc_aig_LifeAndRetirementSegmentMember_9469ff70-de3d-46db-a9cb-5360cf335905" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SegmentInformationScheduleofcontinuingoperationsbyoperatingsegmentDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SegmentInformationScheduleofcontinuingoperationsbyoperatingsegmentDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SegmentInformationScheduleofcontinuingoperationsbyoperatingsegmentDetails" xlink:type="extended" id="i4b528a89ff7a48a09652c3ecbd7872eb_SegmentInformationScheduleofcontinuingoperationsbyoperatingsegmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_554d5fe5-3eb7-4a40-b0e6-931bbf328d25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_Revenues_554d5fe5-3eb7-4a40-b0e6-931bbf328d25" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1a156952-b47c-4b43-bb71-6028a6044155" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_1a156952-b47c-4b43-bb71-6028a6044155" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_db6446e8-9869-47d2-bcec-70ed4860c8d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_NetInvestmentIncome_db6446e8-9869-47d2-bcec-70ed4860c8d9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_90f1445c-71da-4bac-895e-ff2f09228b76" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_InterestExpense_90f1445c-71da-4bac-895e-ff2f09228b76" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_98164b06-4594-40d9-ad6c-64f7801fd871" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndPresentValueOfFutureProfitsAmortization1_98164b06-4594-40d9-ad6c-64f7801fd871" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ChangesFairValueOfHedgingSecuritiesRevenueAndNetInvestmentIncomeAdjustment_b9ff6f46-16df-45bc-a93b-2883656664d8" xlink:href="aig-20230331.xsd#aig_ChangesFairValueOfHedgingSecuritiesRevenueAndNetInvestmentIncomeAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_ChangesFairValueOfHedgingSecuritiesRevenueAndNetInvestmentIncomeAdjustment_b9ff6f46-16df-45bc-a93b-2883656664d8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ChangesInFairValueOfHedgingSecurities_5c673def-6ec0-40d7-a69d-35010e410bd6" xlink:href="aig-20230331.xsd#aig_ChangesInFairValueOfHedgingSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_ChangesInFairValueOfHedgingSecurities_5c673def-6ec0-40d7-a69d-35010e410bd6" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_675389d3-87fb-4c16-995b-13e0beb2d711" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitChangeInFairValueGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_MarketRiskBenefitChangeInFairValueGainLoss_675389d3-87fb-4c16-995b-13e0beb2d711" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseBenefitReserves_8e990bad-7bbe-4809-9563-80b7e3ca9a48" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseBenefitReserves"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_IncreaseDecreaseBenefitReserves_8e990bad-7bbe-4809-9563-80b7e3ca9a48" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEquitySecuritiesFvNi_5726ecde-8294-45b5-9417-700eefc538c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInEquitySecuritiesFvNi"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_IncreaseDecreaseInEquitySecuritiesFvNi_5726ecde-8294-45b5-9417-700eefc538c3" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_184813e1-0d7f-4fa2-8223-c436d06f2363" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_184813e1-0d7f-4fa2-8223-c436d06f2363" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_48f14348-5446-4ae6-b384-bacc3d61e3df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_48f14348-5446-4ae6-b384-bacc3d61e3df" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealizedOtherInvestmentGainsLossesAdjustmentToRevenue_fef736ca-b701-468b-8871-d172a46bcee3" xlink:href="aig-20230331.xsd#aig_RealizedOtherInvestmentGainsLossesAdjustmentToRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_RealizedOtherInvestmentGainsLossesAdjustmentToRevenue_fef736ca-b701-468b-8871-d172a46bcee3" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealizedOtherInvestmentGainsLosses_0fb18b38-77a0-4715-9777-1f7a8358d0d5" xlink:href="aig-20230331.xsd#aig_RealizedOtherInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_RealizedOtherInvestmentGainsLosses_0fb18b38-77a0-4715-9777-1f7a8358d0d5" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_e47c35aa-a396-49de-97af-f05718d6a29f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_e47c35aa-a396-49de-97af-f05718d6a29f" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NonoperatingLitigationReservesAndSettlementsAdjustmentToRevenue_01925dcd-94f3-47c0-8d82-c31c7f974f16" xlink:href="aig-20230331.xsd#aig_NonoperatingLitigationReservesAndSettlementsAdjustmentToRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_NonoperatingLitigationReservesAndSettlementsAdjustmentToRevenue_01925dcd-94f3-47c0-8d82-c31c7f974f16" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NonoperatingLitigationReservesAndSettlementsPreTaxIncomeLoss_a935f7d0-126d-47ba-b111-06d2dfe557d6" xlink:href="aig-20230331.xsd#aig_NonoperatingLitigationReservesAndSettlementsPreTaxIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_NonoperatingLitigationReservesAndSettlementsPreTaxIncomeLoss_a935f7d0-126d-47ba-b111-06d2dfe557d6" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PriorYearDevelopmentAndChangeInAmortizationOfDeferredGainOnRetroactiveReinsurance_b24a89d4-3741-4742-aa5c-7b8397384cb1" xlink:href="aig-20230331.xsd#aig_PriorYearDevelopmentAndChangeInAmortizationOfDeferredGainOnRetroactiveReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_PriorYearDevelopmentAndChangeInAmortizationOfDeferredGainOnRetroactiveReinsurance_b24a89d4-3741-4742-aa5c-7b8397384cb1" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscount_53cad95a-5ac4-4d22-b3ef-10a45992a18d" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscount_53cad95a-5ac4-4d22-b3ef-10a45992a18d" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_BusinessCombinationAndDivestitureAcquisitionAndIntegrationRelatedCosts_6330ac99-78e4-46c5-ada5-1aa93eda8641" xlink:href="aig-20230331.xsd#aig_BusinessCombinationAndDivestitureAcquisitionAndIntegrationRelatedCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_BusinessCombinationAndDivestitureAcquisitionAndIntegrationRelatedCosts_6330ac99-78e4-46c5-ada5-1aa93eda8641" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_a2b9930b-16be-482d-b439-5ab40199e6c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_RestructuringCharges_a2b9930b-16be-482d-b439-5ab40199e6c7" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonrecurringExpense_a0d90159-dde0-40a0-99bf-819080708ecd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonrecurringExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_OtherNonrecurringExpense_a0d90159-dde0-40a0-99bf-819080708ecd" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedRevenues_b2fc8787-ed30-4190-a1b5-1e51a07e0cef" xlink:href="aig-20230331.xsd#aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedRevenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedRevenues_b2fc8787-ed30-4190-a1b5-1e51a07e0cef" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedPreTaxIncomeLoss_614a81cb-3a8c-4962-8f9e-dec1a2cdc180" xlink:href="aig-20230331.xsd#aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedPreTaxIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_aig_NetImpactFromEliminationOfInternationalReportingLagAdjustedPreTaxIncomeLoss_614a81cb-3a8c-4962-8f9e-dec1a2cdc180" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e9208e07-2152-4d02-8979-e27647a73d9f" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_291edbd9-cd8b-4754-b05a-a35d25fae264" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_291edbd9-cd8b-4754-b05a-a35d25fae264" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_291edbd9-cd8b-4754-b05a-a35d25fae264_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_291edbd9-cd8b-4754-b05a-a35d25fae264" xlink:to="loc_us-gaap_SegmentDomain_291edbd9-cd8b-4754-b05a-a35d25fae264_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_6648ea04-b56d-435b-83ef-de53a4e6a7b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_291edbd9-cd8b-4754-b05a-a35d25fae264" xlink:to="loc_us-gaap_SegmentDomain_6648ea04-b56d-435b-83ef-de53a4e6a7b8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_d1e8c7e2-0381-419a-bf48-bfdfc00f1ab0" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6648ea04-b56d-435b-83ef-de53a4e6a7b8" xlink:to="loc_aig_GeneralInsuranceSegmentMember_d1e8c7e2-0381-419a-bf48-bfdfc00f1ab0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeAndRetirementSegmentMember_154cb946-5f85-493f-923b-50eadcdaa71f" xlink:href="aig-20230331.xsd#aig_LifeAndRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6648ea04-b56d-435b-83ef-de53a4e6a7b8" xlink:to="loc_aig_LifeAndRetirementSegmentMember_154cb946-5f85-493f-923b-50eadcdaa71f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_a80923bd-cca4-4c81-8f5c-f089856eaea0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:to="loc_srt_ConsolidationItemsAxis_a80923bd-cca4-4c81-8f5c-f089856eaea0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_a80923bd-cca4-4c81-8f5c-f089856eaea0_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_a80923bd-cca4-4c81-8f5c-f089856eaea0" xlink:to="loc_srt_ConsolidationItemsDomain_a80923bd-cca4-4c81-8f5c-f089856eaea0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_2d34334d-6e84-422c-b7d4-13b82a384b92" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_a80923bd-cca4-4c81-8f5c-f089856eaea0" xlink:to="loc_srt_ConsolidationItemsDomain_2d34334d-6e84-422c-b7d4-13b82a384b92" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OperatingSegmentsAndCorporateNonSegmentMember_ba3b567d-cfc2-4842-9362-904ae55ab3de" xlink:href="aig-20230331.xsd#aig_OperatingSegmentsAndCorporateNonSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_2d34334d-6e84-422c-b7d4-13b82a384b92" xlink:to="loc_aig_OperatingSegmentsAndCorporateNonSegmentMember_ba3b567d-cfc2-4842-9362-904ae55ab3de" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_38789d14-184f-4a44-b98c-ae7f4a13ec3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_OperatingSegmentsAndCorporateNonSegmentMember_ba3b567d-cfc2-4842-9362-904ae55ab3de" xlink:to="loc_us-gaap_OperatingSegmentsMember_38789d14-184f-4a44-b98c-ae7f4a13ec3c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorporateReconcilingItemsAndEliminationsMember_fe1bb112-c413-429c-9aaa-cf28179777a6" xlink:href="aig-20230331.xsd#aig_CorporateReconcilingItemsAndEliminationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_OperatingSegmentsAndCorporateNonSegmentMember_ba3b567d-cfc2-4842-9362-904ae55ab3de" xlink:to="loc_aig_CorporateReconcilingItemsAndEliminationsMember_fe1bb112-c413-429c-9aaa-cf28179777a6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorporateAndReconcilingItemsMember_1a678169-b21f-419f-a7fc-89f0c33653b0" xlink:href="aig-20230331.xsd#aig_CorporateAndReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_CorporateReconcilingItemsAndEliminationsMember_fe1bb112-c413-429c-9aaa-cf28179777a6" xlink:to="loc_aig_CorporateAndReconcilingItemsMember_1a678169-b21f-419f-a7fc-89f0c33653b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_6c16a6d8-8f31-49d8-afa2-e046794da21f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_CorporateReconcilingItemsAndEliminationsMember_fe1bb112-c413-429c-9aaa-cf28179777a6" xlink:to="loc_us-gaap_IntersegmentEliminationMember_6c16a6d8-8f31-49d8-afa2-e046794da21f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsAxis_4901f529-b319-4a53-9324-6b4b5e177abe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:to="loc_us-gaap_SubsegmentsAxis_4901f529-b319-4a53-9324-6b4b5e177abe" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsDomain_4901f529-b319-4a53-9324-6b4b5e177abe_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsegmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsegmentsAxis_4901f529-b319-4a53-9324-6b4b5e177abe" xlink:to="loc_us-gaap_SubsegmentsDomain_4901f529-b319-4a53-9324-6b4b5e177abe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsegmentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsegmentsAxis_4901f529-b319-4a53-9324-6b4b5e177abe" xlink:to="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NorthAmericaOperatingSegmentMember_0b5f68ce-c853-43e9-9be2-0076aa554450" xlink:href="aig-20230331.xsd#aig_NorthAmericaOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_NorthAmericaOperatingSegmentMember_0b5f68ce-c853-43e9-9be2-0076aa554450" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InternationalOperatingSegmentMember_53eb6a9c-079a-411f-85f1-05863e3634f2" xlink:href="aig-20230331.xsd#aig_InternationalOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_InternationalOperatingSegmentMember_53eb6a9c-079a-411f-85f1-05863e3634f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetInvestmentIncomeSegmentMember_8d3f7a56-a3d8-4e59-bf8e-0c5dcb05a25a" xlink:href="aig-20230331.xsd#aig_NetInvestmentIncomeSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_NetInvestmentIncomeSegmentMember_8d3f7a56-a3d8-4e59-bf8e-0c5dcb05a25a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_208f2959-a048-40cc-a9bd-5cdf49a2700d" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_IndividualRetirementSegmentMember_208f2959-a048-40cc-a9bd-5cdf49a2700d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_17d49eaa-0f61-4c6f-962c-5daf3890ad48" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_GroupRetirementSegmentMember_17d49eaa-0f61-4c6f-962c-5daf3890ad48" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LifeInsuranceSegmentMember_4640c080-281c-4d96-9a1f-f22ed4220632" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LifeInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_us-gaap_LifeInsuranceSegmentMember_4640c080-281c-4d96-9a1f-f22ed4220632" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsMember_496b6d3f-9e3a-4182-ba8f-ed0fe2bd8332" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsegmentsDomain_d4044442-fed9-4a3e-afc5-298dc2c5bb1f" xlink:to="loc_aig_InstitutionalMarketsMember_496b6d3f-9e3a-4182-ba8f-ed0fe2bd8332" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_9232a032-c8f0-4526-aa02-1f13dce2abff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_3155947b-6569-4362-b5e3-adfdc4268808" xlink:to="loc_us-gaap_InvestmentTypeAxis_9232a032-c8f0-4526-aa02-1f13dce2abff" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_9232a032-c8f0-4526-aa02-1f13dce2abff_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_9232a032-c8f0-4526-aa02-1f13dce2abff" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_9232a032-c8f0-4526-aa02-1f13dce2abff_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_208136a7-ce40-46a0-8e93-db80d39997ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_9232a032-c8f0-4526-aa02-1f13dce2abff" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_208136a7-ce40-46a0-8e93-db80d39997ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_fbefc481-5418-4f6c-bf99-ec63e684c52a" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_208136a7-ce40-46a0-8e93-db80d39997ff" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_fbefc481-5418-4f6c-bf99-ec63e684c52a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_08d688cd-ac18-4f7f-9d14-b15d93440b09" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_208136a7-ce40-46a0-8e93-db80d39997ff" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_08d688cd-ac18-4f7f-9d14-b15d93440b09" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SegmentInformationScheduleofIdentifiableassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SegmentInformationScheduleofIdentifiableassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SegmentInformationScheduleofIdentifiableassetsDetails" xlink:type="extended" id="id9c9b4dbcd204eecb688c05bce9f6004_SegmentInformationScheduleofIdentifiableassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_d3251ded-3085-4b1e-b9db-95e347ae9ea5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_9993fdc1-fb90-4b4e-b2ca-854860cb5f4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d3251ded-3085-4b1e-b9db-95e347ae9ea5" xlink:to="loc_us-gaap_Assets_9993fdc1-fb90-4b4e-b2ca-854860cb5f4e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_1d2544aa-1128-440b-b950-9d5ae1b02590" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_d3251ded-3085-4b1e-b9db-95e347ae9ea5" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_1d2544aa-1128-440b-b950-9d5ae1b02590" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_e86481ca-b7a1-48c2-8187-22fbbebc6bd5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_1d2544aa-1128-440b-b950-9d5ae1b02590" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_e86481ca-b7a1-48c2-8187-22fbbebc6bd5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e86481ca-b7a1-48c2-8187-22fbbebc6bd5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e86481ca-b7a1-48c2-8187-22fbbebc6bd5" xlink:to="loc_us-gaap_SegmentDomain_e86481ca-b7a1-48c2-8187-22fbbebc6bd5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_ad2a751b-9f09-4471-9521-3fd12d2dd9c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_e86481ca-b7a1-48c2-8187-22fbbebc6bd5" xlink:to="loc_us-gaap_SegmentDomain_ad2a751b-9f09-4471-9521-3fd12d2dd9c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_b4df9522-2d4b-46a9-bf4c-3eda78a4ace0" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ad2a751b-9f09-4471-9521-3fd12d2dd9c1" xlink:to="loc_aig_GeneralInsuranceSegmentMember_b4df9522-2d4b-46a9-bf4c-3eda78a4ace0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeAndRetirementSegmentMember_dc10dab4-0ccf-4286-a5d7-1a658bbeb090" xlink:href="aig-20230331.xsd#aig_LifeAndRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ad2a751b-9f09-4471-9521-3fd12d2dd9c1" xlink:to="loc_aig_LifeAndRetirementSegmentMember_dc10dab4-0ccf-4286-a5d7-1a658bbeb090" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_184245c6-ae3a-4f3a-b396-632a74076164" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ad2a751b-9f09-4471-9521-3fd12d2dd9c1" xlink:to="loc_us-gaap_CorporateAndOtherMember_184245c6-ae3a-4f3a-b396-632a74076164" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsAssetsandliabilitiesmeasuredatfairvalueonarecurringbasisDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsAssetsandliabilitiesmeasuredatfairvalueonarecurringbasisDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsAssetsandliabilitiesmeasuredatfairvalueonarecurringbasisDetails" xlink:type="extended" id="ife7c0afa614f4dc4a0572c90e12e14c7_FairValueMeasurementsAssetsandliabilitiesmeasuredatfairvalueonarecurringbasisDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_75f49961-4485-4241-914a-514064255c5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_75f49961-4485-4241-914a-514064255c5e" xlink:to="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a4c023bf-7589-436b-9231-64bcb772d15e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a4c023bf-7589-436b-9231-64bcb772d15e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_dfa9cb43-c887-45c2-8adf-2a0697771bad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_TradingSecuritiesDebt_dfa9cb43-c887-45c2-8adf-2a0697771bad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_54502388-971f-4c50-a177-5384a8957044" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_54502388-971f-4c50-a177-5384a8957044" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestedAssetsOtherFairValue_da1b7c2f-5a47-4de2-8567-cf54ad4fe393" xlink:href="aig-20230331.xsd#aig_InvestedAssetsOtherFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_aig_InvestedAssetsOtherFairValue_da1b7c2f-5a47-4de2-8567-cf54ad4fe393" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_f871af5d-f0d4-4533-afe7-753c4a351c2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_f871af5d-f0d4-4533-afe7-753c4a351c2c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_63bc1269-07cb-47db-a505-66472879d0da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_63bc1269-07cb-47db-a505-66472879d0da" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_74653d17-f5e9-473e-823c-d5f1e4a9ca1b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_74653d17-f5e9-473e-823c-d5f1e4a9ca1b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_f020a834-fc65-4666-b0f7-c4610ba14224" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountOffsetAgainstCollateral_f020a834-fc65-4666-b0f7-c4610ba14224" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_d7e05168-eb63-4705-bfa1-5474b038f5a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_DerivativeAssets_d7e05168-eb63-4705-bfa1-5474b038f5a7" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_885b34ce-7d40-4c90-b9af-3d21fc3b74ba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_OtherShortTermInvestments_885b34ce-7d40-4c90-b9af-3d21fc3b74ba" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAssetAmount_21d245f7-a369-4794-85f2-70904e1453f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAssetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_MarketRiskBenefitAssetAmount_21d245f7-a369-4794-85f2-70904e1453f8" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsFairValueDisclosure_af1a09ff-518d-4176-9239-cc5dd5fb733d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_OtherAssetsFairValueDisclosure_af1a09ff-518d-4176-9239-cc5dd5fb733d" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountAssets_de644a30-46ba-42ec-897f-2f2c43fbc7fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_SeparateAccountAssets_de644a30-46ba-42ec-897f-2f2c43fbc7fd" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_84a7036b-3afe-4221-b9b1-dcfc1a6086d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_e74fa3f8-23db-4cb9-b028-9c9d42dd5eb8" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_84a7036b-3afe-4221-b9b1-dcfc1a6086d6" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_75f49961-4485-4241-914a-514064255c5e" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderContractDeposits_22f2b4c7-4c9a-4304-9966-60dc21ea6006" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderContractDeposits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_PolicyholderContractDeposits_22f2b4c7-4c9a-4304-9966-60dc21ea6006" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLiabilityAmount_de8c2470-f17f-4bce-823d-a80de737ba30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLiabilityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_MarketRiskBenefitLiabilityAmount_de8c2470-f17f-4bce-823d-a80de737ba30" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_e803220a-34c8-42c2-a1e3-59cb47293820" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_e803220a-34c8-42c2-a1e3-59cb47293820" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_f3ff7ccf-baed-455f-a863-920fd644797d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_f3ff7ccf-baed-455f-a863-920fd644797d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_b1cb71d0-9f86-4116-ba7b-1409ee1b4b88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_b1cb71d0-9f86-4116-ba7b-1409ee1b4b88" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_4f538e8f-24de-49e6-8626-cb88cad1d82a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection_4f538e8f-24de-49e6-8626-cb88cad1d82a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration_f3d61acf-263b-4e79-a6aa-e733d32e4227" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeLiabilityStatementOfFinancialPositionExtensibleEnumeration_f3d61acf-263b-4e79-a6aa-e733d32e4227" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_b75aca11-e849-4537-94ce-1ce71b4eff77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_DerivativeLiabilities_b75aca11-e849-4537-94ce-1ce71b4eff77" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_6a44ed80-1c36-4180-8e7c-a2edf5ddf336" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_6a44ed80-1c36-4180-8e7c-a2edf5ddf336" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_516ba667-9b12-4cca-8c3d-f8d4179ce96a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_516ba667-9b12-4cca-8c3d-f8d4179ce96a" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_dd088eb7-4f45-4e7c-95f7-bb69a962edfa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_OtherLiabilitiesFairValueDisclosure_dd088eb7-4f45-4e7c-95f7-bb69a962edfa" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_70dfbf02-95f2-4d46-8e1f-e4ef4fdfa6bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_LongTermDebtFairValue_70dfbf02-95f2-4d46-8e1f-e4ef4fdfa6bf" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_5913bc34-d393-4911-a733-b5eca33f2c7e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_6a2dbc8d-458a-49ac-bd92-373c0106fd65" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_5913bc34-d393-4911-a733-b5eca33f2c7e" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_742ac47a-94e6-4ba8-8c12-2c3da146e699" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AlternativeInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_75f49961-4485-4241-914a-514064255c5e" xlink:to="loc_us-gaap_AlternativeInvestment_742ac47a-94e6-4ba8-8c12-2c3da146e699" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_75f49961-4485-4241-914a-514064255c5e" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b506f1b8-75fc-4820-9826-cfaae8565dfd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b506f1b8-75fc-4820-9826-cfaae8565dfd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_b506f1b8-75fc-4820-9826-cfaae8565dfd_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b506f1b8-75fc-4820-9826-cfaae8565dfd" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_b506f1b8-75fc-4820-9826-cfaae8565dfd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_1f8c905e-6322-473f-84dd-820a2866938b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_b506f1b8-75fc-4820-9826-cfaae8565dfd" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_1f8c905e-6322-473f-84dd-820a2866938b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_1d0889d4-4341-4c50-b72b-390ca7a6f8bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_1f8c905e-6322-473f-84dd-820a2866938b" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_1d0889d4-4341-4c50-b72b-390ca7a6f8bb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_287190b0-668f-407f-af80-235f49b28d82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_287190b0-668f-407f-af80-235f49b28d82" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287190b0-668f-407f-af80-235f49b28d82_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_287190b0-668f-407f-af80-235f49b28d82" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_287190b0-668f-407f-af80-235f49b28d82_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dbe2742b-67ea-4983-b317-853865ba3e90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_287190b0-668f-407f-af80-235f49b28d82" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dbe2742b-67ea-4983-b317-853865ba3e90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel12And3Member_cc503a7b-2bdf-408c-bc2e-ed0f0d2a6235" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel12And3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dbe2742b-67ea-4983-b317-853865ba3e90" xlink:to="loc_us-gaap_FairValueInputsLevel12And3Member_cc503a7b-2bdf-408c-bc2e-ed0f0d2a6235" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_238a79c9-b528-4a0e-abec-695aa6588bb8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_cc503a7b-2bdf-408c-bc2e-ed0f0d2a6235" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_238a79c9-b528-4a0e-abec-695aa6588bb8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_a15ca1d7-6896-4ea6-9d9e-1f83a74ab832" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_cc503a7b-2bdf-408c-bc2e-ed0f0d2a6235" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_a15ca1d7-6896-4ea6-9d9e-1f83a74ab832" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_4dc713f9-9341-4c54-917e-68e608f34714" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInputsLevel12And3Member_cc503a7b-2bdf-408c-bc2e-ed0f0d2a6235" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_4dc713f9-9341-4c54-917e-68e608f34714" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_70126d71-32db-4e43-bd13-9ab1a8fe6727" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_dbe2742b-67ea-4983-b317-853865ba3e90" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_70126d71-32db-4e43-bd13-9ab1a8fe6727" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_3322bc7e-547d-4b1c-aa1b-3529e2e6a128" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:to="loc_us-gaap_FinancialInstrumentAxis_3322bc7e-547d-4b1c-aa1b-3529e2e6a128" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3322bc7e-547d-4b1c-aa1b-3529e2e6a128_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_3322bc7e-547d-4b1c-aa1b-3529e2e6a128" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_3322bc7e-547d-4b1c-aa1b-3529e2e6a128_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_3322bc7e-547d-4b1c-aa1b-3529e2e6a128" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_d3ab40d1-1242-425f-8d1b-21b6b5cce8e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_d3ab40d1-1242-425f-8d1b-21b6b5cce8e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_fe549317-e062-4321-a15d-bff65dfe0063" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_fe549317-e062-4321-a15d-bff65dfe0063" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_ee5870d4-e380-4530-b3ab-ea6c704fab51" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_ee5870d4-e380-4530-b3ab-ea6c704fab51" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_eb488897-a650-4b7b-b3bd-a9842d815411" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_eb488897-a650-4b7b-b3bd-a9842d815411" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_477352fb-df9c-47d5-ab8c-9dda1c74dd4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_477352fb-df9c-47d5-ab8c-9dda1c74dd4b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4df5ae23-8d2d-47bf-b203-f567bc3a98be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4df5ae23-8d2d-47bf-b203-f567bc3a98be" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_de415327-8f64-4cd6-8539-1ad9482583a2" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_6f6e582c-f08b-4b1b-baae-6cf027188415" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_de415327-8f64-4cd6-8539-1ad9482583a2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_e2463c8a-bd6f-4501-bf84-8ae69fcaa428" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_e2463c8a-bd6f-4501-bf84-8ae69fcaa428" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_e2463c8a-bd6f-4501-bf84-8ae69fcaa428_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_e2463c8a-bd6f-4501-bf84-8ae69fcaa428" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_e2463c8a-bd6f-4501-bf84-8ae69fcaa428_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_e2463c8a-bd6f-4501-bf84-8ae69fcaa428" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_207329cc-0b9c-4b26-82ce-6e08db2b1b2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_InterestRateContractMember_207329cc-0b9c-4b26-82ce-6e08db2b1b2c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_6c270dae-3619-4a1d-a8ef-000e1926a0e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_ForeignExchangeContractMember_6c270dae-3619-4a1d-a8ef-000e1926a0e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityContractMember_6cd64315-6265-43e5-95aa-4774bfe5423d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_EquityContractMember_6cd64315-6265-43e5-95aa-4774bfe5423d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommodityContractMember_209a5844-5f8a-4898-abcc-fc7ece29f88f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommodityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_CommodityContractMember_209a5844-5f8a-4898-abcc-fc7ece29f88f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_03f2ced9-64fc-47ba-8839-da2ca6c2ecf5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditRiskContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_CreditRiskContractMember_03f2ced9-64fc-47ba-8839-da2ca6c2ecf5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherContractMember_bef66353-332f-4266-bb73-6ed49f04c4cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_90e2c743-6ff6-4f7f-94ea-02a97b9240d5" xlink:to="loc_us-gaap_OtherContractMember_bef66353-332f-4266-bb73-6ed49f04c4cc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_5c7862ba-324b-4e9e-b6d0-744cf5dbe343" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2e22d9de-7507-4110-b174-9e0822c2364f" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_5c7862ba-324b-4e9e-b6d0-744cf5dbe343" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5c7862ba-324b-4e9e-b6d0-744cf5dbe343_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_5c7862ba-324b-4e9e-b6d0-744cf5dbe343" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5c7862ba-324b-4e9e-b6d0-744cf5dbe343_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_0cacdeaa-0291-4c79-b978-a8d1911e033c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_5c7862ba-324b-4e9e-b6d0-744cf5dbe343" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_0cacdeaa-0291-4c79-b978-a8d1911e033c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AssetClassToLoansHeldForSaleMember_ad537b5b-3923-45b4-abe6-73f390bf0bdb" xlink:href="aig-20230331.xsd#aig_AssetClassToLoansHeldForSaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_0cacdeaa-0291-4c79-b978-a8d1911e033c" xlink:to="loc_aig_AssetClassToLoansHeldForSaleMember_ad537b5b-3923-45b4-abe6-73f390bf0bdb" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsassetsDetails" xlink:type="extended" id="i2a9d066eae7a46b486ef6c5663b68dfe_FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_a2832baf-ace3-486f-a775-5f90c9f64c19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_a2832baf-ace3-486f-a775-5f90c9f64c19" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_7840fbaf-f8d8-4d98-b0c8-1e32cf1a1059" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_7840fbaf-f8d8-4d98-b0c8-1e32cf1a1059" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_e63c5f53-72fd-4ad6-a61a-8828c45a8634" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss_e63c5f53-72fd-4ad6-a61a-8828c45a8634" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_50f83bac-0ae0-4b8a-87e0-6e5804626007" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_50f83bac-0ae0-4b8a-87e0-6e5804626007" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_a2779c2c-2465-46b1-b367-3b79a10fb3b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersIntoLevel3_a2779c2c-2465-46b1-b367-3b79a10fb3b3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_f31b8764-e472-4860-bfad-81f5a1b21a8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersOutOfLevel3_f31b8764-e472-4860-bfad-81f5a1b21a8b" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsOtherIncreaseDecrease_aaca4e23-b272-48c9-bba0-ea97bb4726c6" xlink:href="aig-20230331.xsd#aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsOtherIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetsOtherIncreaseDecrease_aaca4e23-b272-48c9-bba0-ea97bb4726c6" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_813c0ed7-d71c-4f0b-8735-08a869f12ede" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_29b2fef5-6eab-47cf-95c7-b6b213712f2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_29b2fef5-6eab-47cf-95c7-b6b213712f2c" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci_7c27b9de-e092-4a88-837b-de6fd564f3ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_d770fa53-3875-4a1f-a50d-b1db18085579" xlink:to="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossOci_7c27b9de-e092-4a88-837b-de6fd564f3ef" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList_e5bfa637-6d28-4665-8c05-5700a005ec9a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList_e5bfa637-6d28-4665-8c05-5700a005ec9a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfOtherComprehensiveIncomeExtensibleList_53701644-dea2-490d-bb3c-8bf5e3143ee3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfOtherComprehensiveIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfOtherComprehensiveIncomeExtensibleList_53701644-dea2-490d-bb3c-8bf5e3143ee3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList_a52cc474-92f9-449c-8b42-9e53a66fa277" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueAssetRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList_a52cc474-92f9-449c-8b42-9e53a66fa277" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_92432f76-2dee-45d6-be8b-0453be7c7d98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_92432f76-2dee-45d6-be8b-0453be7c7d98" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAssetAmount_d693f999-62d6-48f9-93e9-6aba5131feb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAssetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_MarketRiskBenefitAssetAmount_d693f999-62d6-48f9-93e9-6aba5131feb5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_1b3f3922-49a1-43af-975a-a98fd77f4bc7" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_1913e9a5-f20f-4637-8979-aafc63f0415a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_1913e9a5-f20f-4637-8979-aafc63f0415a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_1913e9a5-f20f-4637-8979-aafc63f0415a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_1913e9a5-f20f-4637-8979-aafc63f0415a" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_1913e9a5-f20f-4637-8979-aafc63f0415a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_1913e9a5-f20f-4637-8979-aafc63f0415a" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_66271476-5937-4aef-8d35-a47f0463c4cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_66271476-5937-4aef-8d35-a47f0463c4cd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_251cf88f-7c54-4164-b54b-35ec8f9927c6" xlink:href="aig-20230331.xsd#aig_AvailableForSaleDebtSecuritiesOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:to="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_251cf88f-7c54-4164-b54b-35ec8f9927c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_68605517-49e5-4b2d-9e42-bfcce1cf07e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:to="loc_us-gaap_EquitySecuritiesMember_68605517-49e5-4b2d-9e42-bfcce1cf07e1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestedAssetsMember_08c45bc3-8d0a-4f09-bf64-8a54212458fc" xlink:href="aig-20230331.xsd#aig_OtherInvestedAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:to="loc_aig_OtherInvestedAssetsMember_08c45bc3-8d0a-4f09-bf64-8a54212458fc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMember_d0973edd-584d-4c1c-b5b2-e12329fa4fce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_4348e6ef-0ee6-4f5a-85ba-ec6431fb0781" xlink:to="loc_us-gaap_OtherAssetsMember_d0973edd-584d-4c1c-b5b2-e12329fa4fce" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_2f8753df-e2f0-4598-8142-fb1a9c43a175" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:to="loc_us-gaap_FinancialInstrumentAxis_2f8753df-e2f0-4598-8142-fb1a9c43a175" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2f8753df-e2f0-4598-8142-fb1a9c43a175_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_2f8753df-e2f0-4598-8142-fb1a9c43a175" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_2f8753df-e2f0-4598-8142-fb1a9c43a175_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_2f8753df-e2f0-4598-8142-fb1a9c43a175" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_e6c674eb-ac40-4566-b7fd-d6894e07a4b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_e6c674eb-ac40-4566-b7fd-d6894e07a4b4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_6c794692-fc7b-4257-99e0-759cfd564dd4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_6c794692-fc7b-4257-99e0-759cfd564dd4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_c988f6df-ffd6-4492-9b12-55ac5ff31f75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_c988f6df-ffd6-4492-9b12-55ac5ff31f75" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_d34aebf7-a75f-40a2-8b66-44447032c656" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_d34aebf7-a75f-40a2-8b66-44447032c656" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_d1feac37-9c3e-4ac9-a275-6a53bb8eb74c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_d1feac37-9c3e-4ac9-a275-6a53bb8eb74c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_b73d0b20-56c1-4be8-b38a-e9048068a521" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1bc175c4-1edf-4ba4-a38e-9299eb969c87" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_b73d0b20-56c1-4be8-b38a-e9048068a521" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_4a6f9034-dbaa-44c8-9390-1121412caf5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_4a6f9034-dbaa-44c8-9390-1121412caf5e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_4a6f9034-dbaa-44c8-9390-1121412caf5e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_4a6f9034-dbaa-44c8-9390-1121412caf5e" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_4a6f9034-dbaa-44c8-9390-1121412caf5e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_100c184d-0ea7-4f32-95b7-728f20bf06fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_4a6f9034-dbaa-44c8-9390-1121412caf5e" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_100c184d-0ea7-4f32-95b7-728f20bf06fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealizedInvestmentGainsLossesMember_26c6d342-22ce-4606-b024-54f378e9377f" xlink:href="aig-20230331.xsd#aig_RealizedInvestmentGainsLossesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_100c184d-0ea7-4f32-95b7-728f20bf06fa" xlink:to="loc_aig_RealizedInvestmentGainsLossesMember_26c6d342-22ce-4606-b024-54f378e9377f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b1daaf76-6a5e-4515-874a-fa3362c45fea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b1daaf76-6a5e-4515-874a-fa3362c45fea" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b1daaf76-6a5e-4515-874a-fa3362c45fea_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b1daaf76-6a5e-4515-874a-fa3362c45fea" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b1daaf76-6a5e-4515-874a-fa3362c45fea_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3ddcb7d5-9f25-48b6-9d09-0c1380a7f12e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b1daaf76-6a5e-4515-874a-fa3362c45fea" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3ddcb7d5-9f25-48b6-9d09-0c1380a7f12e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_29e6f20b-808c-417f-b92c-04280fb695c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3ddcb7d5-9f25-48b6-9d09-0c1380a7f12e" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_29e6f20b-808c-417f-b92c-04280fb695c8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2a5c1903-e668-4890-9457-08479d5d38e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e1d60a34-5d89-4aff-b8f3-627179998000" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2a5c1903-e668-4890-9457-08479d5d38e4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_2a5c1903-e668-4890-9457-08479d5d38e4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2a5c1903-e668-4890-9457-08479d5d38e4" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_2a5c1903-e668-4890-9457-08479d5d38e4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_d5474b8e-71a0-4588-8627-28fa48af1d88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_2a5c1903-e668-4890-9457-08479d5d38e4" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_d5474b8e-71a0-4588-8627-28fa48af1d88" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_87562d5a-413b-432f-876d-d63f74d773e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_d5474b8e-71a0-4588-8627-28fa48af1d88" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_87562d5a-413b-432f-876d-d63f74d773e4" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsliabilitiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsliabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsliabilitiesDetails" xlink:type="extended" id="i90068e6b388b4da590d9e7c145564252_FairValueMeasurementsChangesinlevel3recurringfairvaluemeasurementsliabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_0c1de99f-4167-4b83-90e0-c834df8fc010" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_0c1de99f-4167-4b83-90e0-c834df8fc010" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_92690255-fdd5-4c54-952b-cdb4be1a328b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_92690255-fdd5-4c54-952b-cdb4be1a328b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome_0723d749-cc48-47fc-a071-09aaca65a0e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInOtherComprehensiveIncome_0723d749-cc48-47fc-a071-09aaca65a0e4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_b09001e0-9095-4a41-8b50-da09abc8576f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_b09001e0-9095-4a41-8b50-da09abc8576f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3_c4030760-d1e0-416a-94a1-7550d6e3fcfa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersIntoLevel3_c4030760-d1e0-416a-94a1-7550d6e3fcfa" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitiesOtherIncreaseDecrease_97eacb74-317e-431b-9ca9-65cb59136c19" xlink:href="aig-20230331.xsd#aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitiesOtherIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_33b9e72b-9bc8-40ab-a024-4dfdd4871743" xlink:to="loc_aig_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitiesOtherIncreaseDecrease_97eacb74-317e-431b-9ca9-65cb59136c19" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_347da508-f539-43b2-b420-6df3b81e8f30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_68b6c666-315a-455c-9c21-cb3fb2853e33" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_68b6c666-315a-455c-9c21-cb3fb2853e33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_7f8215a6-9f67-4ee5-a336-d7b635f75a95" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisChangeInUnrealizedGainLoss_7f8215a6-9f67-4ee5-a336-d7b635f75a95" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_d469e7d9-1147-4624-8675-8c61cd5e7d82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueAssetLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_d469e7d9-1147-4624-8675-8c61cd5e7d82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_3d140dd5-5f13-4151-8fc1-51e61f38a499" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossOci"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossOci_3d140dd5-5f13-4151-8fc1-51e61f38a499" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_35866858-a8bb-42e7-94c2-768c8e073320" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_35866858-a8bb-42e7-94c2-768c8e073320" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_3243a70b-fe14-4999-b46c-4f767d7266b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInEarnings_3243a70b-fe14-4999-b46c-4f767d7266b8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss_62b85692-b5ab-4b0f-879f-36f6c8fc631e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationGainLossIncludedInOtherComprehensiveIncomeLoss_62b85692-b5ab-4b0f-879f-36f6c8fc631e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements_31b74bcd-4fc7-47f0-ad5e-0a0e38d881f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPurchasesSalesIssuesSettlements_31b74bcd-4fc7-47f0-ad5e-0a0e38d881f9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3_fd16fad8-4ca4-43cf-8e68-4561736209cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersIntoLevel3_fd16fad8-4ca4-43cf-8e68-4561736209cf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_232a329e-3e2a-4e52-ab2b-2e2f1ff17b88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationTransfersOutOfLevel3_232a329e-3e2a-4e52-ab2b-2e2f1ff17b88" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3_6a2244e1-56e3-4ff0-bc95-b9b2e5fe1b97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationLiabilityTransfersOutOfLevel3_6a2244e1-56e3-4ff0-bc95-b9b2e5fe1b97" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecreaseOther_970faab2-e227-4cd7-9678-b15978ea6cf5" xlink:href="aig-20230331.xsd#aig_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecreaseOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputReconciliationRollForward_6b6baae1-49ab-4e0f-9ec4-dc2ab84d8b30" xlink:to="loc_aig_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisUnobservableInputsReconciliationPeriodIncreaseDecreaseOther_970faab2-e227-4cd7-9678-b15978ea6cf5" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs_b47da3b4-5708-4f67-ac53-0004a4946374" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueNetDerivativeAssetLiabilityMeasuredOnRecurringBasisWithUnobservableInputs"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList_95deba63-060c-4ce1-922f-3fe71c6d7422" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfIncomeExtensibleList_95deba63-060c-4ce1-922f-3fe71c6d7422" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList_4ebdbf24-0c13-40ac-ad69-0b9b5afc407d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationLiabilityGainLossStatementOfOtherComprehensiveIncomeExtensibleList_4ebdbf24-0c13-40ac-ad69-0b9b5afc407d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList_f7515af7-965d-4ef1-ad8d-aae311f2b6db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueLiabilityRecurringBasisStillHeldUnrealizedGainLossStatementOfIncomeExtensibleList_f7515af7-965d-4ef1-ad8d-aae311f2b6db" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_f2e70e0d-f745-4dd9-925f-7669c0d8d491" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_84bd16be-d07c-4a79-aee1-81ac0ebd554b" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_f2e70e0d-f745-4dd9-925f-7669c0d8d491" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_2b7e7fcd-648f-49c6-80fc-acdd9b88d313" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_f2e70e0d-f745-4dd9-925f-7669c0d8d491" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_2b7e7fcd-648f-49c6-80fc-acdd9b88d313" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2b7e7fcd-648f-49c6-80fc-acdd9b88d313_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_2b7e7fcd-648f-49c6-80fc-acdd9b88d313" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_2b7e7fcd-648f-49c6-80fc-acdd9b88d313_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_2b7e7fcd-648f-49c6-80fc-acdd9b88d313" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositsMember_2b084a88-d697-4486-8fed-ca138f3fa4f1" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:to="loc_aig_PolicyholderContractDepositsMember_2b084a88-d697-4486-8fed-ca138f3fa4f1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_7bd93443-8799-4140-8ecb-d6058c48c6e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:to="loc_us-gaap_InterestRateContractMember_7bd93443-8799-4140-8ecb-d6058c48c6e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_8927d0e2-2ee9-425b-900d-bf194957730d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:to="loc_us-gaap_ForeignExchangeContractMember_8927d0e2-2ee9-425b-900d-bf194957730d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityContractMember_ee9cb6b5-6233-432c-8ac5-fe77df191a8d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:to="loc_us-gaap_EquityContractMember_ee9cb6b5-6233-432c-8ac5-fe77df191a8d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_41727702-9617-411c-9d53-ca880f05e62c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditRiskContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:to="loc_us-gaap_CreditRiskContractMember_41727702-9617-411c-9d53-ca880f05e62c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherContractMember_cdeea682-f0ae-4753-b792-5f8de2babb80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_28b049f8-9667-4d5d-95b8-628b4f8fe152" xlink:to="loc_us-gaap_OtherContractMember_cdeea682-f0ae-4753-b792-5f8de2babb80" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_c8b83bc5-6273-4c98-a1b1-2b38f448fc02" xlink:href="aig-20230331.xsd#aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:to="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_c8b83bc5-6273-4c98-a1b1-2b38f448fc02" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesMember_84a0b4db-a0f3-451c-b9ce-27121af0b25a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5b861858-ecc0-43ab-a494-74b7ae653b11" xlink:to="loc_us-gaap_OtherLiabilitiesMember_84a0b4db-a0f3-451c-b9ce-27121af0b25a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_a12788f5-1437-45c8-9181-dc81aa969f48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_f2e70e0d-f745-4dd9-925f-7669c0d8d491" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_a12788f5-1437-45c8-9181-dc81aa969f48" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_a12788f5-1437-45c8-9181-dc81aa969f48_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_a12788f5-1437-45c8-9181-dc81aa969f48" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_a12788f5-1437-45c8-9181-dc81aa969f48_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_2c40feaa-8607-47ac-aa91-65168412ef4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_a12788f5-1437-45c8-9181-dc81aa969f48" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_2c40feaa-8607-47ac-aa91-65168412ef4e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealizedInvestmentGainsLossesMember_9e88cee2-0cc3-4b11-b8c7-b7fe3dca4a2c" xlink:href="aig-20230331.xsd#aig_RealizedInvestmentGainsLossesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_2c40feaa-8607-47ac-aa91-65168412ef4e" xlink:to="loc_aig_RealizedInvestmentGainsLossesMember_9e88cee2-0cc3-4b11-b8c7-b7fe3dca4a2c" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsNetrealizedandunrealizedgainsandlossesincludedinincomerelatedtoLevel3assetsandliabilitiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsNetrealizedandunrealizedgainsandlossesincludedinincomerelatedtoLevel3assetsandliabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsNetrealizedandunrealizedgainsandlossesincludedinincomerelatedtoLevel3assetsandliabilitiesDetails" xlink:type="extended" id="i80b636bf0f504d37aaada85f086f3bfb_FairValueMeasurementsNetrealizedandunrealizedgainsandlossesincludedinincomerelatedtoLevel3assetsandliabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ff385df3-6950-44fd-ad62-86b925f5d316" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_e4942344-24a2-42f2-8a0a-8266d7567aa1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ff385df3-6950-44fd-ad62-86b925f5d316" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_e4942344-24a2-42f2-8a0a-8266d7567aa1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_7f8d5a39-53b4-47ae-bcb0-84570e9f2336" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ff385df3-6950-44fd-ad62-86b925f5d316" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityGainLossIncludedInEarnings_7f8d5a39-53b4-47ae-bcb0-84570e9f2336" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList_84b1cefa-859a-4d73-8f3d-78c9e845fe83" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ff385df3-6950-44fd-ad62-86b925f5d316" xlink:to="loc_us-gaap_FairValueRecurringBasisUnobservableInputReconciliationAssetGainLossStatementOfIncomeExtensibleList_84b1cefa-859a-4d73-8f3d-78c9e845fe83" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_dbc1bcea-3173-4b7d-8d9f-e3e6707a4771" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ff385df3-6950-44fd-ad62-86b925f5d316" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_dbc1bcea-3173-4b7d-8d9f-e3e6707a4771" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_fe1c2d68-70dc-44f9-b543-de4a38a94dbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_dbc1bcea-3173-4b7d-8d9f-e3e6707a4771" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_fe1c2d68-70dc-44f9-b543-de4a38a94dbe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe1c2d68-70dc-44f9-b543-de4a38a94dbe_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_fe1c2d68-70dc-44f9-b543-de4a38a94dbe" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe1c2d68-70dc-44f9-b543-de4a38a94dbe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_fe1c2d68-70dc-44f9-b543-de4a38a94dbe" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_434f1841-52f7-4103-b0aa-86cc7fd8f03f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_434f1841-52f7-4103-b0aa-86cc7fd8f03f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_682d6333-f139-419a-9e1c-afd7a4073f7f" xlink:href="aig-20230331.xsd#aig_AvailableForSaleDebtSecuritiesOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:to="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_682d6333-f139-419a-9e1c-afd7a4073f7f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_edcc7865-2aed-4387-8bdb-011534a12276" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:to="loc_us-gaap_EquitySecuritiesMember_edcc7865-2aed-4387-8bdb-011534a12276" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestedAssetsMember_e084a108-10b1-45b9-a5a1-058a8d3b5cc5" xlink:href="aig-20230331.xsd#aig_OtherInvestedAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_5030a324-aa43-4e7e-877f-925903ba5dbb" xlink:to="loc_aig_OtherInvestedAssetsMember_e084a108-10b1-45b9-a5a1-058a8d3b5cc5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_13244061-0f2c-47f3-8a09-68fe8fadce34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_dbc1bcea-3173-4b7d-8d9f-e3e6707a4771" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_13244061-0f2c-47f3-8a09-68fe8fadce34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_13244061-0f2c-47f3-8a09-68fe8fadce34_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_13244061-0f2c-47f3-8a09-68fe8fadce34" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_13244061-0f2c-47f3-8a09-68fe8fadce34_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_13244061-0f2c-47f3-8a09-68fe8fadce34" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositsMember_1669705c-81da-4347-a361-27101fa3e76b" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:to="loc_aig_PolicyholderContractDepositsMember_1669705c-81da-4347-a361-27101fa3e76b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitLiabilityMember_7d3539b9-498b-49cc-a97f-755e35dc5fc9" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:to="loc_aig_MarketRiskBenefitLiabilityMember_7d3539b9-498b-49cc-a97f-755e35dc5fc9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_08352d54-bdf3-4cb8-9244-c19b8b015d4f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_08352d54-bdf3-4cb8-9244-c19b8b015d4f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_e84837d2-fcce-48a7-8868-2bc3c1ec6ff4" xlink:href="aig-20230331.xsd#aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_a17bcee5-1d03-482a-9c13-e142568a31c0" xlink:to="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_e84837d2-fcce-48a7-8868-2bc3c1ec6ff4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_bf33d71f-15aa-4f47-80f6-bcea1722396e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_dbc1bcea-3173-4b7d-8d9f-e3e6707a4771" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_bf33d71f-15aa-4f47-80f6-bcea1722396e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_bf33d71f-15aa-4f47-80f6-bcea1722396e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_bf33d71f-15aa-4f47-80f6-bcea1722396e" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_bf33d71f-15aa-4f47-80f6-bcea1722396e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_bf33d71f-15aa-4f47-80f6-bcea1722396e" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeMember_26bdee3b-f962-4556-bd7e-138123e36b84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:to="loc_us-gaap_InvestmentIncomeMember_26bdee3b-f962-4556-bd7e-138123e36b84" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealizedInvestmentGainsLossesMember_094a0622-b8da-4819-ad8f-1d969d9511c7" xlink:href="aig-20230331.xsd#aig_RealizedInvestmentGainsLossesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:to="loc_aig_RealizedInvestmentGainsLossesMember_094a0622-b8da-4819-ad8f-1d969d9511c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitChangeInFairValueGainLossMember_6dcd394b-f9ee-4dd6-89d2-1c42b35e2a00" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitChangeInFairValueGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:to="loc_aig_MarketRiskBenefitChangeInFairValueGainLossMember_6dcd394b-f9ee-4dd6-89d2-1c42b35e2a00" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncomeMember_e6e35d5f-df88-434b-98dd-1b4361bc5fbf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6eb7c013-5f82-4525-ac46-eab8aea7573b" xlink:to="loc_us-gaap_OtherIncomeMember_e6e35d5f-df88-434b-98dd-1b4361bc5fbf" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsGrosscomponentsofpurchasessalesissuancesandsettlementsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsGrosscomponentsofpurchasessalesissuancesandsettlementsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsGrosscomponentsofpurchasessalesissuancesandsettlementsDetails" xlink:type="extended" id="i04dd6809cc1d40f5a3b4baf84fe6f14d_FairValueMeasurementsGrosscomponentsofpurchasessalesissuancesandsettlementsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:href="aig-20230331.xsd#aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_e48fd8a1-6042-4e03-96cb-f90b28f6bac5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases_e48fd8a1-6042-4e03-96cb-f90b28f6bac5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_b8e6ba3b-9b9f-42cb-9753-64cfd96e9cff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales_b8e6ba3b-9b9f-42cb-9753-64cfd96e9cff" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_7221b71e-92fc-4eb9-b574-50d059acf8ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_7221b71e-92fc-4eb9-b574-50d059acf8ce" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_ea6746e4-c309-42ab-b74f-0b095397dfd5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationAssetsAbstract_345d8c82-fa3f-4e49-97f3-17d5924f65f9" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements_ea6746e4-c309-42ab-b74f-0b095397dfd5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:href="aig-20230331.xsd#aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_d16903ff-349b-4460-89d7-3c1197bc050e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchases_d16903ff-349b-4460-89d7-3c1197bc050e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales_92b98b53-ac2b-4f69-81cd-fe9e212ae432" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales_92b98b53-ac2b-4f69-81cd-fe9e212ae432" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_4d022895-b2b2-4e31-92e8-da62ecb0b423" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_4d022895-b2b2-4e31-92e8-da62ecb0b423" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_6ac2f21f-d3c6-4253-9c15-a8df947ab88c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLiabilitiesAbstract_ae9406e6-19f4-463f-abc5-9c7f823a270b" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityPurchasesSalesIssuancesSettlements_6ac2f21f-d3c6-4253-9c15-a8df947ab88c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_11fd741c-fbcd-46a4-a6b4-13e021765e34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetIssues_11fd741c-fbcd-46a4-a6b4-13e021765e34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_fca50c65-9b91-4b73-9aa6-b468bdf55408" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilityIssues_fca50c65-9b91-4b73-9aa6-b468bdf55408" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses_c051e252-38ba-4e40-8966-7efd1657c7ad" xlink:href="aig-20230331.xsd#aig_FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_aig_FairValueLevel3TransfersInAtEndOfPeriodNetGainLossExcludedFromLevel3GainsLosses_c051e252-38ba-4e40-8966-7efd1657c7ad" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses_d4e8dad4-0e8d-4634-825b-3842abf5fb66" xlink:href="aig-20230331.xsd#aig_FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_aig_FairValueLevel3TransfersOutAtEndOfPeriodNetGainLossIncludedInLevel3GainsLosses_d4e8dad4-0e8d-4634-825b-3842abf5fb66" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e5f91130-56d6-4f4a-9591-25e5b9087b74" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems_3823b381-f170-417a-8867-433343db330d" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e5f91130-56d6-4f4a-9591-25e5b9087b74" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_666776f9-9041-43bf-a149-b22593102266" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e5f91130-56d6-4f4a-9591-25e5b9087b74" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_666776f9-9041-43bf-a149-b22593102266" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_666776f9-9041-43bf-a149-b22593102266_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_666776f9-9041-43bf-a149-b22593102266" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_666776f9-9041-43bf-a149-b22593102266_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_666776f9-9041-43bf-a149-b22593102266" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_0c4a2dea-28ea-42dc-b72d-f0a73cb98002" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_0c4a2dea-28ea-42dc-b72d-f0a73cb98002" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_a6688f50-cd32-4789-80ca-e01b53b97d6c" xlink:href="aig-20230331.xsd#aig_AvailableForSaleDebtSecuritiesOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:to="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_a6688f50-cd32-4789-80ca-e01b53b97d6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_df9bfe94-d45a-4a9b-8ad4-a59b1e38ea1a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:to="loc_us-gaap_EquitySecuritiesMember_df9bfe94-d45a-4a9b-8ad4-a59b1e38ea1a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestedAssetsMember_ed881e36-6d1c-4bee-b177-16a24683f50c" xlink:href="aig-20230331.xsd#aig_OtherInvestedAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:to="loc_aig_OtherInvestedAssetsMember_ed881e36-6d1c-4bee-b177-16a24683f50c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMember_3df0220a-95c7-4273-b702-58af9f7f6a23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_116e5ad7-78c2-4f7b-aad8-2f1349376cbd" xlink:to="loc_us-gaap_OtherAssetsMember_3df0220a-95c7-4273-b702-58af9f7f6a23" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_d77fdd61-6060-45f0-8824-75bbd23a5b73" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e5f91130-56d6-4f4a-9591-25e5b9087b74" xlink:to="loc_us-gaap_FinancialInstrumentAxis_d77fdd61-6060-45f0-8824-75bbd23a5b73" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d77fdd61-6060-45f0-8824-75bbd23a5b73_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_d77fdd61-6060-45f0-8824-75bbd23a5b73" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d77fdd61-6060-45f0-8824-75bbd23a5b73_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_d77fdd61-6060-45f0-8824-75bbd23a5b73" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_94b59ea1-7718-4854-a3fd-9da49a894227" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_94b59ea1-7718-4854-a3fd-9da49a894227" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_1b25f604-bdd6-494f-9323-c454e2288207" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_1b25f604-bdd6-494f-9323-c454e2288207" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_ba7869a0-61da-4d0e-83d5-70ca655575da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_ba7869a0-61da-4d0e-83d5-70ca655575da" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_97a4fafa-3d3a-445b-bea3-3ddcff4d9d68" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_97a4fafa-3d3a-445b-bea3-3ddcff4d9d68" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_11f984aa-20f4-4d9e-ba18-17bba945837e" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_f3ab4c0e-de1e-4889-b4f4-b9db545d9744" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_11f984aa-20f4-4d9e-ba18-17bba945837e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_912afea8-79a1-4467-b356-f188ba66c0f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTable_e5f91130-56d6-4f4a-9591-25e5b9087b74" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_912afea8-79a1-4467-b356-f188ba66c0f6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_912afea8-79a1-4467-b356-f188ba66c0f6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_912afea8-79a1-4467-b356-f188ba66c0f6" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_912afea8-79a1-4467-b356-f188ba66c0f6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_912afea8-79a1-4467-b356-f188ba66c0f6" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositsMember_7443118e-2461-4730-a866-c8d15fbd6263" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:to="loc_aig_PolicyholderContractDepositsMember_7443118e-2461-4730-a866-c8d15fbd6263" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_1c1deeef-a650-47a3-be51-fab5a403f91a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:to="loc_us-gaap_DerivativeFinancialInstrumentsLiabilitiesMember_1c1deeef-a650-47a3-be51-fab5a403f91a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_12af99fd-e555-46d6-b6bd-ef19c270f941" xlink:href="aig-20230331.xsd#aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:to="loc_aig_FundsHeldUnderReinsuranceAgreementsLiabilityMember_12af99fd-e555-46d6-b6bd-ef19c270f941" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesMember_1eaf5eda-60ba-4ef9-91ae-1d87186770c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_5f513a16-6cfd-4841-b68a-e725f6f97569" xlink:to="loc_us-gaap_OtherLiabilitiesMember_1eaf5eda-60ba-4ef9-91ae-1d87186770c6" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsQuantitativeInformationaboutLevel3FairValueMeasurementsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsQuantitativeInformationaboutLevel3FairValueMeasurementsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsQuantitativeInformationaboutLevel3FairValueMeasurementsDetails" xlink:type="extended" id="i41d07792646542abbd90b275bb64d6ad_FairValueMeasurementsQuantitativeInformationaboutLevel3FairValueMeasurementsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_effa28f1-d946-44b4-ad92-83fc9d050257" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_effa28f1-d946-44b4-ad92-83fc9d050257" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_0cff7285-9798-4c5b-a6ce-ece9e00885d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:to="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_0cff7285-9798-4c5b-a6ce-ece9e00885d9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_cf727728-728d-4c92-a751-76c2841ee3d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleMeasurementInput_cf727728-728d-4c92-a751-76c2841ee3d9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeLiabilityMeasurementInput_064f9b6f-3239-4618-b600-b8000cbb7ea6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeLiabilityMeasurementInput"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:to="loc_us-gaap_EmbeddedDerivativeLiabilityMeasurementInput_064f9b6f-3239-4618-b600-b8000cbb7ea6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems_2e9e0f8a-e6c4-495c-aec6-98309f35557b" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_5ba53def-2384-4c46-8d24-156d1dbb6cc2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:to="loc_us-gaap_FinancialInstrumentAxis_5ba53def-2384-4c46-8d24-156d1dbb6cc2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5ba53def-2384-4c46-8d24-156d1dbb6cc2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_5ba53def-2384-4c46-8d24-156d1dbb6cc2" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5ba53def-2384-4c46-8d24-156d1dbb6cc2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_5ba53def-2384-4c46-8d24-156d1dbb6cc2" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_b8e83396-d70a-45a1-9cea-e55eb4579221" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_b8e83396-d70a-45a1-9cea-e55eb4579221" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_f3c4168d-cf4f-43aa-95c3-4cd0eefd6de2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_f3c4168d-cf4f-43aa-95c3-4cd0eefd6de2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_83012f94-2b53-4310-b5b6-87c5a9c67756" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_83012f94-2b53-4310-b5b6-87c5a9c67756" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CertainCollateralizedLoanObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember_7dbf60c3-11af-4879-ae11-11384f03fd99" xlink:href="aig-20230331.xsd#aig_CertainCollateralizedLoanObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_CertainCollateralizedLoanObligationsAndAssetBackedSecuritiesSecuritizedLoansAndReceivablesMember_7dbf60c3-11af-4879-ae11-11384f03fd99" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4d19eb3c-7489-4442-b7c6-59229f8a6c8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4d19eb3c-7489-4442-b7c6-59229f8a6c8f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitAssetsMember_fa08a8e5-1453-4304-ad35-fe8678cdbd37" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_MarketRiskBenefitAssetsMember_fa08a8e5-1453-4304-ad35-fe8678cdbd37" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedMinimumWithdrawalBenefitMember_f2177a2b-3cf5-4d3c-a9df-1e078e966d21" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedMinimumWithdrawalBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_us-gaap_GuaranteedMinimumWithdrawalBenefitMember_f2177a2b-3cf5-4d3c-a9df-1e078e966d21" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember_d066bbe6-0b5f-4b2a-be16-6c49ace84298" xlink:href="aig-20230331.xsd#aig_AnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_AnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember_d066bbe6-0b5f-4b2a-be16-6c49ace84298" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndexAnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember_7b29bb92-02dc-4282-9b0e-749f11272b3d" xlink:href="aig-20230331.xsd#aig_IndexAnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_IndexAnnuitiesIncludingCertainGuaranteedMinimumWithdrawalBenefitsMember_7b29bb92-02dc-4282-9b0e-749f11272b3d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndexCreditsOnFixedIndexAnnuitiesMember_d2e43934-f9fc-4552-911f-2384c21c2e77" xlink:href="aig-20230331.xsd#aig_IndexCreditsOnFixedIndexAnnuitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_IndexCreditsOnFixedIndexAnnuitiesMember_d2e43934-f9fc-4552-911f-2384c21c2e77" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndexLifeMember_04cc8d93-a040-4942-9ac0-e71cb98bd0d6" xlink:href="aig-20230331.xsd#aig_IndexLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cb0a28e7-d75d-4ec2-b109-9963611d7b7a" xlink:to="loc_aig_IndexLifeMember_04cc8d93-a040-4942-9ac0-e71cb98bd0d6" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_c2521e73-efbf-4fa0-be90-ca5158b7fe3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_c2521e73-efbf-4fa0-be90-ca5158b7fe3d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_c2521e73-efbf-4fa0-be90-ca5158b7fe3d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_c2521e73-efbf-4fa0-be90-ca5158b7fe3d" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_c2521e73-efbf-4fa0-be90-ca5158b7fe3d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_483b76c6-e089-4139-945a-c57698433b29" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_c2521e73-efbf-4fa0-be90-ca5158b7fe3d" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_483b76c6-e089-4139-945a-c57698433b29" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_fb3c0878-f485-4097-bb60-2c49eb034b39" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_483b76c6-e089-4139-945a-c57698433b29" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_fb3c0878-f485-4097-bb60-2c49eb034b39" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_1630fa83-8f0a-4fa6-a384-185401369bee" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:to="loc_srt_RangeAxis_1630fa83-8f0a-4fa6-a384-185401369bee" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_1630fa83-8f0a-4fa6-a384-185401369bee_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_1630fa83-8f0a-4fa6-a384-185401369bee" xlink:to="loc_srt_RangeMember_1630fa83-8f0a-4fa6-a384-185401369bee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9cdb4fa3-942d-4177-a505-b74a1c456a28" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_1630fa83-8f0a-4fa6-a384-185401369bee" xlink:to="loc_srt_RangeMember_9cdb4fa3-942d-4177-a505-b74a1c456a28" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_452908c7-5e38-4472-a7a4-3d74fd643a0e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9cdb4fa3-942d-4177-a505-b74a1c456a28" xlink:to="loc_srt_MinimumMember_452908c7-5e38-4472-a7a4-3d74fd643a0e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_34be73b3-c149-4a76-b5e1-472ae70b5367" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9cdb4fa3-942d-4177-a505-b74a1c456a28" xlink:to="loc_srt_MaximumMember_34be73b3-c149-4a76-b5e1-472ae70b5367" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_WeightedAverageMember_2f604809-e72f-486c-940f-cb3fcc206df2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_WeightedAverageMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9cdb4fa3-942d-4177-a505-b74a1c456a28" xlink:to="loc_srt_WeightedAverageMember_2f604809-e72f-486c-940f-cb3fcc206df2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeAxis_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesTable_2dac82c6-b89a-4703-b5af-6d884013180d" xlink:to="loc_us-gaap_MeasurementInputTypeAxis_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MeasurementInputTypeAxis_0e49f00d-ca3c-4f35-a7ca-c87ea6c51f77" xlink:to="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputYieldMember_7184337c-91b7-4558-aaac-c1ff536b1217" xlink:href="aig-20230331.xsd#aig_MeasurementInputYieldMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputYieldMember_7184337c-91b7-4558-aaac-c1ff536b1217" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputConstantPrepaymentRateMember_37a503fb-5c63-4335-a698-c176fbcfd1bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputConstantPrepaymentRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputConstantPrepaymentRateMember_37a503fb-5c63-4335-a698-c176fbcfd1bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputLossSeverityMember_f3fb8610-3d38-4fe7-8448-3db1bfa4cc6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputLossSeverityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputLossSeverityMember_f3fb8610-3d38-4fe7-8448-3db1bfa4cc6e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputDefaultRateMember_b0d01501-d931-4d52-b6c2-db709939003a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputDefaultRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputDefaultRateMember_b0d01501-d931-4d52-b6c2-db709939003a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputPriceVolatilityMember_c23528e3-d4f3-49ae-8f81-a064b6bf01c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputPriceVolatilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputPriceVolatilityMember_c23528e3-d4f3-49ae-8f81-a064b6bf01c9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputLapseRateMember_f0f2d9ca-9a95-4e35-b4b1-ca72fdb38be1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputLapseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputLapseRateMember_f0f2d9ca-9a95-4e35-b4b1-ca72fdb38be1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputDynamicLapseMultiplierMember_9080746b-c90b-416a-9685-ccb1c60c7f62" xlink:href="aig-20230331.xsd#aig_MeasurementInputDynamicLapseMultiplierMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputDynamicLapseMultiplierMember_9080746b-c90b-416a-9685-ccb1c60c7f62" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputMortalityMultiplierMember_e525e12d-e3a5-4677-aba8-23c494977692" xlink:href="aig-20230331.xsd#aig_MeasurementInputMortalityMultiplierMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputMortalityMultiplierMember_e525e12d-e3a5-4677-aba8-23c494977692" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputUtilizationRateMember_3636cb69-45a8-4513-a582-b8e15e47970f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputUtilizationRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputUtilizationRateMember_3636cb69-45a8-4513-a582-b8e15e47970f" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputOptionBudgetMember_67a0cb25-97b2-4cfe-b4cd-c620b74c9beb" xlink:href="aig-20230331.xsd#aig_MeasurementInputOptionBudgetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputOptionBudgetMember_67a0cb25-97b2-4cfe-b4cd-c620b74c9beb" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputMortalityRateMember_a1944b36-231c-4f47-8539-b74069d4ef37" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputMortalityRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputMortalityRateMember_a1944b36-231c-4f47-8539-b74069d4ef37" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputEquityInterestRateCorrelationMember_02bd8bf3-5a56-47c0-b072-2089dcc72a7d" xlink:href="aig-20230331.xsd#aig_MeasurementInputEquityInterestRateCorrelationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputEquityInterestRateCorrelationMember_02bd8bf3-5a56-47c0-b072-2089dcc72a7d" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MeasurementInputCounterpartyCreditRiskMember_bc165ced-380f-4620-b71e-00436911328e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MeasurementInputCounterpartyCreditRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_us-gaap_MeasurementInputCounterpartyCreditRiskMember_bc165ced-380f-4620-b71e-00436911328e" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MeasurementInputOptionsBudgetMember_ef4e5783-8d6b-46d0-9d3d-072a2c1712dd" xlink:href="aig-20230331.xsd#aig_MeasurementInputOptionsBudgetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MeasurementInputTypeDomain_f186a480-5859-4525-bd86-f7725bc1adcd" xlink:to="loc_aig_MeasurementInputOptionsBudgetMember_ef4e5783-8d6b-46d0-9d3d-072a2c1712dd" xlink:type="arc" order="13"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsInvestmentsincertainotherinvestedassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsInvestmentsincertainotherinvestedassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsInvestmentsincertainotherinvestedassetsDetails" xlink:type="extended" id="i6b018d096c9f4a48b8091e7271ce8985_FairValueMeasurementsInvestmentsincertainotherinvestedassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_63e1debc-bc36-423a-b298-bf7bae5f63e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AlternativeInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:to="loc_us-gaap_AlternativeInvestment_63e1debc-bc36-423a-b298-bf7bae5f63e7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments_2c4145f7-7088-43d9-831b-338a92775d2b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareUnfundedCommittments_2c4145f7-7088-43d9-831b-338a92775d2b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLives_b6c6d16e-c301-4d26-8e41-8d6a92d0f5e5" xlink:href="aig-20230331.xsd#aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLives"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:to="loc_aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLives_b6c6d16e-c301-4d26-8e41-8d6a92d0f5e5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLivesExtensionIncrement_93336953-1364-4890-a8c1-f6dc37cd5e66" xlink:href="aig-20230331.xsd#aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLivesExtensionIncrement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:to="loc_aig_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLiquidatingInvestmentAverageOriginalExpectedLivesExtensionIncrement_93336953-1364-4890-a8c1-f6dc37cd5e66" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_19ee2e28-c902-4629-90c0-f239edda820d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareLineItems_e94dc3c4-111b-4bec-98c3-8677b2c0597a" xlink:to="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_19ee2e28-c902-4629-90c0-f239edda820d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_2a01f689-7b37-41cf-b63e-4bb8242db83d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_19ee2e28-c902-4629-90c0-f239edda820d" xlink:to="loc_us-gaap_InvestmentTypeAxis_2a01f689-7b37-41cf-b63e-4bb8242db83d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_2a01f689-7b37-41cf-b63e-4bb8242db83d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_2a01f689-7b37-41cf-b63e-4bb8242db83d" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_2a01f689-7b37-41cf-b63e-4bb8242db83d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_eb254906-f944-4f9b-be7b-f4f3c5e94fcb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_2a01f689-7b37-41cf-b63e-4bb8242db83d" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_eb254906-f944-4f9b-be7b-f4f3c5e94fcb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PrivateEquityFundsAndHedgeFundsMember_6ceffac9-df23-40df-b2bc-e40f67a8b508" xlink:href="aig-20230331.xsd#aig_PrivateEquityFundsAndHedgeFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_eb254906-f944-4f9b-be7b-f4f3c5e94fcb" xlink:to="loc_aig_PrivateEquityFundsAndHedgeFundsMember_6ceffac9-df23-40df-b2bc-e40f67a8b508" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PrivateEquityFundsAndHedgeFundsMember_6ceffac9-df23-40df-b2bc-e40f67a8b508" xlink:to="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LeveragedBuyoutMember_ca87e6a5-1287-4c5a-92a7-93ab3ee17e44" xlink:href="aig-20230331.xsd#aig_LeveragedBuyoutMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_aig_LeveragedBuyoutMember_ca87e6a5-1287-4c5a-92a7-93ab3ee17e44" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealEstateAndInfrastructurePrivateEquityFundsMember_1e731d95-c0cf-4989-88e8-da60e85bf34d" xlink:href="aig-20230331.xsd#aig_RealEstateAndInfrastructurePrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_aig_RealEstateAndInfrastructurePrivateEquityFundsMember_1e731d95-c0cf-4989-88e8-da60e85bf34d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VentureCapitalFundsMember_2dd53616-a6d4-4857-8a19-83a903d2c746" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VentureCapitalFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_us-gaap_VentureCapitalFundsMember_2dd53616-a6d4-4857-8a19-83a903d2c746" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GrowthEquityMember_3603e806-44c8-4d3b-b457-65919e0cba09" xlink:href="aig-20230331.xsd#aig_GrowthEquityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_aig_GrowthEquityMember_3603e806-44c8-4d3b-b457-65919e0cba09" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MezzanineTranchesMember_a514d61a-b9a6-4457-8c63-e523615ac989" xlink:href="aig-20230331.xsd#aig_MezzanineTranchesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_aig_MezzanineTranchesMember_a514d61a-b9a6-4457-8c63-e523615ac989" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPrivateEquityFundsMember_b1c601c9-c02f-4aa4-bd7f-b0713b53b0bd" xlink:href="aig-20230331.xsd#aig_OtherPrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PrivateEquityFundsMember_fa024bbb-9fd4-40b3-a563-5ebefeef3d79" xlink:to="loc_aig_OtherPrivateEquityFundsMember_b1c601c9-c02f-4aa4-bd7f-b0713b53b0bd" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgeFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_PrivateEquityFundsAndHedgeFundsMember_6ceffac9-df23-40df-b2bc-e40f67a8b508" xlink:to="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgeFundsEventDrivenMember_32ee18d8-303b-4f34-a42a-a477274059dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgeFundsEventDrivenMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:to="loc_us-gaap_HedgeFundsEventDrivenMember_32ee18d8-303b-4f34-a42a-a477274059dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgeFundsEquityLongShortMember_c6818b1b-bdb1-41e1-8613-8418c307ee0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgeFundsEquityLongShortMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:to="loc_us-gaap_HedgeFundsEquityLongShortMember_c6818b1b-bdb1-41e1-8613-8418c307ee0a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_HedgeFundsMacroValueMember_2b5ad3a5-bf14-4a7b-9be5-8ce8e6d38f4c" xlink:href="aig-20230331.xsd#aig_HedgeFundsMacroValueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:to="loc_aig_HedgeFundsMacroValueMember_2b5ad3a5-bf14-4a7b-9be5-8ce8e6d38f4c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherHedgeFundsMember_b29ea441-541d-41bd-8abd-26b4b990bcec" xlink:href="aig-20230331.xsd#aig_OtherHedgeFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgeFundsMember_68aa273c-c3ed-4f62-8b86-df50e503e204" xlink:to="loc_aig_OtherHedgeFundsMember_b29ea441-541d-41bd-8abd-26b4b990bcec" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_e7f59919-6807-4503-a2c2-aefad43b1ea0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueInvestmentsEntitiesThatCalculateNetAssetValuePerShareTable_19ee2e28-c902-4629-90c0-f239edda820d" xlink:to="loc_srt_RangeAxis_e7f59919-6807-4503-a2c2-aefad43b1ea0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_e7f59919-6807-4503-a2c2-aefad43b1ea0_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_e7f59919-6807-4503-a2c2-aefad43b1ea0" xlink:to="loc_srt_RangeMember_e7f59919-6807-4503-a2c2-aefad43b1ea0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_0877b686-445a-4c8c-a811-04b8e67115ce" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_e7f59919-6807-4503-a2c2-aefad43b1ea0" xlink:to="loc_srt_RangeMember_0877b686-445a-4c8c-a811-04b8e67115ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_f291a3c0-333c-4118-9cf3-8ed9f9a012df" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0877b686-445a-4c8c-a811-04b8e67115ce" xlink:to="loc_srt_MinimumMember_f291a3c0-333c-4118-9cf3-8ed9f9a012df" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_087190a9-3345-4ebd-b464-a62ebf36102b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0877b686-445a-4c8c-a811-04b8e67115ce" xlink:to="loc_srt_MaximumMember_087190a9-3345-4ebd-b464-a62ebf36102b" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsGainsorlossesrecordedrelatedtofairvalueoptionDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsGainsorlossesrecordedrelatedtofairvalueoptionDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsGainsorlossesrecordedrelatedtofairvalueoptionDetails" xlink:type="extended" id="ida334bc3ee70415bb2fca5c9ef0fb8ba_FairValueMeasurementsGainsorlossesrecordedrelatedtofairvalueoptionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionQuantitativeDisclosuresLineItems_8e0ac283-76d3-4375-b647-bc2f4622240e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOptionQuantitativeDisclosuresLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_dcd822e1-e907-4966-9db2-64897cd81199" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOptionChangesInFairValueGainLoss1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionQuantitativeDisclosuresLineItems_8e0ac283-76d3-4375-b647-bc2f4622240e" xlink:to="loc_us-gaap_FairValueOptionChangesInFairValueGainLoss1_dcd822e1-e907-4966-9db2-64897cd81199" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTable_7f9605e7-90f7-45bb-9ab9-92a433b325ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOptionQuantitativeDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueOptionQuantitativeDisclosuresLineItems_8e0ac283-76d3-4375-b647-bc2f4622240e" xlink:to="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTable_7f9605e7-90f7-45bb-9ab9-92a433b325ae" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_08f38f32-8e9d-4e65-a0d5-4c15cf643c69" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTable_7f9605e7-90f7-45bb-9ab9-92a433b325ae" xlink:to="loc_us-gaap_FinancialInstrumentAxis_08f38f32-8e9d-4e65-a0d5-4c15cf643c69" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_08f38f32-8e9d-4e65-a0d5-4c15cf643c69_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_08f38f32-8e9d-4e65-a0d5-4c15cf643c69" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_08f38f32-8e9d-4e65-a0d5-4c15cf643c69_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_eae75f46-bba6-4fe3-bbf3-c34353f9d383" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_08f38f32-8e9d-4e65-a0d5-4c15cf643c69" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_eae75f46-bba6-4fe3-bbf3-c34353f9d383" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueOptionElectionMember_8618ea9a-ce7d-4c21-b176-1b8f061bb9a5" xlink:href="aig-20230331.xsd#aig_FairValueOptionElectionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_eae75f46-bba6-4fe3-bbf3-c34353f9d383" xlink:to="loc_aig_FairValueOptionElectionMember_8618ea9a-ce7d-4c21-b176-1b8f061bb9a5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_14cec17a-0a69-44fe-b108-9b984519ed7a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTable_7f9605e7-90f7-45bb-9ab9-92a433b325ae" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_14cec17a-0a69-44fe-b108-9b984519ed7a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_14cec17a-0a69-44fe-b108-9b984519ed7a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_14cec17a-0a69-44fe-b108-9b984519ed7a" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_14cec17a-0a69-44fe-b108-9b984519ed7a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_b4f72d18-1c3e-4bdf-a340-289a2ba9c7f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_14cec17a-0a69-44fe-b108-9b984519ed7a" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_b4f72d18-1c3e-4bdf-a340-289a2ba9c7f6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMember_665610c1-5880-46b9-ae45-8bfac2fc442b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_b4f72d18-1c3e-4bdf-a340-289a2ba9c7f6" xlink:to="loc_us-gaap_LongTermDebtMember_665610c1-5880-46b9-ae45-8bfac2fc442b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueOptionQuantitativeDisclosuresTable_7f9605e7-90f7-45bb-9ab9-92a433b325ae" xlink:to="loc_us-gaap_InvestmentTypeAxis_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_b580f4ca-c3e7-47c4-a7e5-a5d75a7451e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_5dd34bb4-2ac3-4590-abd7-83d4abd2aad1" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_b580f4ca-c3e7-47c4-a7e5-a5d75a7451e2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BondsMember_3c76d97a-ace9-4923-b6db-63eb49e72fea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BondsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_b580f4ca-c3e7-47c4-a7e5-a5d75a7451e2" xlink:to="loc_us-gaap_BondsMember_3c76d97a-ace9-4923-b6db-63eb49e72fea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AlternativeInvestmentsMember_43d162ce-0656-4b65-ba7a-eb67adf370e3" xlink:href="aig-20230331.xsd#aig_AlternativeInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_b580f4ca-c3e7-47c4-a7e5-a5d75a7451e2" xlink:to="loc_aig_AlternativeInvestmentsMember_43d162ce-0656-4b65-ba7a-eb67adf370e3" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsDifferencebetweenfairvaluesfairvalueoptionDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsDifferencebetweenfairvaluesfairvalueoptionDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsDifferencebetweenfairvaluesfairvalueoptionDetails" xlink:type="extended" id="ie2cc16f7381044dc9aa3843959a55722_FairValueMeasurementsDifferencebetweenfairvaluesfairvalueoptionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_ba20f1ff-0cc8-48fe-88d7-4538e936c281" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_d3c211e4-8e0b-498c-95f7-de47104ca1f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_ba20f1ff-0cc8-48fe-88d7-4538e936c281" xlink:to="loc_us-gaap_LongTermDebtFairValue_d3c211e4-8e0b-498c-95f7-de47104ca1f2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_f85a017f-dfad-4e04-bebb-9db031b910ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_ba20f1ff-0cc8-48fe-88d7-4538e936c281" xlink:to="loc_us-gaap_LongTermDebt_f85a017f-dfad-4e04-bebb-9db031b910ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments_ce8376b1-6441-41d1-8fb5-f5ef26f47f44" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_ba20f1ff-0cc8-48fe-88d7-4538e936c281" xlink:to="loc_us-gaap_FairValueOptionAggregateDifferencesLongTermDebtInstruments_ce8376b1-6441-41d1-8fb5-f5ef26f47f44" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_da6735bd-50d6-436b-b217-886bee2e2d9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_ba20f1ff-0cc8-48fe-88d7-4538e936c281" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_da6735bd-50d6-436b-b217-886bee2e2d9f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_da40a424-8d0f-48c6-a306-3dff769af479" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_da6735bd-50d6-436b-b217-886bee2e2d9f" xlink:to="loc_us-gaap_FinancialInstrumentAxis_da40a424-8d0f-48c6-a306-3dff769af479" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_da40a424-8d0f-48c6-a306-3dff769af479_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_da40a424-8d0f-48c6-a306-3dff769af479" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_da40a424-8d0f-48c6-a306-3dff769af479_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_bfe7d722-e836-4084-8e50-ca79fd10b415" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_da40a424-8d0f-48c6-a306-3dff769af479" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_bfe7d722-e836-4084-8e50-ca79fd10b415" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FairValueOptionElectionMember_efc3a286-e9b3-40cb-b81b-16f516688079" xlink:href="aig-20230331.xsd#aig_FairValueOptionElectionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_bfe7d722-e836-4084-8e50-ca79fd10b415" xlink:to="loc_aig_FairValueOptionElectionMember_efc3a286-e9b3-40cb-b81b-16f516688079" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsAssetsmeasuredatfairvalueonanonrecurringbasisandrelatedimpairmentchargesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsAssetsmeasuredatfairvalueonanonrecurringbasisandrelatedimpairmentchargesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsAssetsmeasuredatfairvalueonanonrecurringbasisandrelatedimpairmentchargesDetails" xlink:type="extended" id="i08383416d7be4e568220dc6028feac14_FairValueMeasurementsAssetsmeasuredatfairvalueonanonrecurringbasisandrelatedimpairmentchargesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_20ea7db5-73df-4684-ae48-6e431865e0f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:to="loc_us-gaap_OtherInvestments_20ea7db5-73df-4684-ae48-6e431865e0f9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsFairValueDisclosure_86538cf3-149a-4385-bc9e-ad2de3b2f0c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:to="loc_us-gaap_OtherAssetsFairValueDisclosure_86538cf3-149a-4385-bc9e-ad2de3b2f0c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_92a77c0c-3893-431c-8fc0-3bff120dbe8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_92a77c0c-3893-431c-8fc0-3bff120dbe8f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_98be3ac4-8893-4407-b471-d6f3c6932635" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:to="loc_us-gaap_AssetImpairmentCharges_98be3ac4-8893-4407-b471-d6f3c6932635" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_13a9f0ab-c224-4c88-948c-090f52d9e86d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_7ba5f5d0-3b23-4a96-bb03-e453af32fb3e" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_13a9f0ab-c224-4c88-948c-090f52d9e86d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0f4893a6-39fa-4c2d-8749-352f9e3edd39" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_13a9f0ab-c224-4c88-948c-090f52d9e86d" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0f4893a6-39fa-4c2d-8749-352f9e3edd39" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_0f4893a6-39fa-4c2d-8749-352f9e3edd39_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0f4893a6-39fa-4c2d-8749-352f9e3edd39" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_0f4893a6-39fa-4c2d-8749-352f9e3edd39_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_3b3cc02c-e467-45ce-b855-37c88a53b68b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_0f4893a6-39fa-4c2d-8749-352f9e3edd39" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_3b3cc02c-e467-45ce-b855-37c88a53b68b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_b346cd16-b623-473c-a535-783da91ccbe1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_3b3cc02c-e467-45ce-b855-37c88a53b68b" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_b346cd16-b623-473c-a535-783da91ccbe1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3cbe8825-762c-4c63-8293-316863ff836a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_13a9f0ab-c224-4c88-948c-090f52d9e86d" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3cbe8825-762c-4c63-8293-316863ff836a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3cbe8825-762c-4c63-8293-316863ff836a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3cbe8825-762c-4c63-8293-316863ff836a" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3cbe8825-762c-4c63-8293-316863ff836a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8498487f-ada9-402e-8030-1814dc0466a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_3cbe8825-762c-4c63-8293-316863ff836a" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8498487f-ada9-402e-8030-1814dc0466a5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_f19e9392-e7d5-4cd5-9817-92f2d9772d0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8498487f-ada9-402e-8030-1814dc0466a5" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_f19e9392-e7d5-4cd5-9817-92f2d9772d0b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_051999c4-6a91-4990-ac41-b3134c549f4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8498487f-ada9-402e-8030-1814dc0466a5" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_051999c4-6a91-4990-ac41-b3134c549f4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_1a370127-710e-4dc5-961d-bd8c6b46a01e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_8498487f-ada9-402e-8030-1814dc0466a5" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_1a370127-710e-4dc5-961d-bd8c6b46a01e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_fe37c73c-78db-4e62-95f6-eabe7e33d11f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_13a9f0ab-c224-4c88-948c-090f52d9e86d" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_fe37c73c-78db-4e62-95f6-eabe7e33d11f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe37c73c-78db-4e62-95f6-eabe7e33d11f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_fe37c73c-78db-4e62-95f6-eabe7e33d11f" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_fe37c73c-78db-4e62-95f6-eabe7e33d11f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_fe37c73c-78db-4e62-95f6-eabe7e33d11f" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsMember_8f7abf8f-1110-44c9-9b5e-58272a715733" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:to="loc_us-gaap_OtherInvestmentsMember_8f7abf8f-1110-44c9-9b5e-58272a715733" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestedAssetsMember_36b205c9-1c7a-405a-bea9-12260ac4d4b0" xlink:href="aig-20230331.xsd#aig_OtherInvestedAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:to="loc_aig_OtherInvestedAssetsMember_36b205c9-1c7a-405a-bea9-12260ac4d4b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AssetClassToLoansHeldForSaleMember_e47c1001-cac9-4ac6-a3e9-2973ecf981de" xlink:href="aig-20230331.xsd#aig_AssetClassToLoansHeldForSaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:to="loc_aig_AssetClassToLoansHeldForSaleMember_e47c1001-cac9-4ac6-a3e9-2973ecf981de" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMember_18de1a4b-4f03-49c9-8860-d7928588975a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e0b63b6a-79bf-47c7-bd7f-2b80d81c7d46" xlink:to="loc_us-gaap_OtherAssetsMember_18de1a4b-4f03-49c9-8860-d7928588975a" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/FairValueMeasurementsCarryingvaluesandestimatedfairvaluesofourfinancialinstrumentsnotmeasuredatfairvalueDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#FairValueMeasurementsCarryingvaluesandestimatedfairvaluesofourfinancialinstrumentsnotmeasuredatfairvalueDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/FairValueMeasurementsCarryingvaluesandestimatedfairvaluesofourfinancialinstrumentsnotmeasuredatfairvalueDetails" xlink:type="extended" id="i94b788a3357841a5885f3579fd2ad0c2_FairValueMeasurementsCarryingvaluesandestimatedfairvaluesofourfinancialinstrumentsnotmeasuredatfairvalueDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_823150ae-21a9-4b60-b1ea-baf17e25fae2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_823150ae-21a9-4b60-b1ea-baf17e25fae2" xlink:to="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_21217c09-8b17-4fa5-a137-1c1ad0c4384f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_21217c09-8b17-4fa5-a137-1c1ad0c4384f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_c10ea090-35d9-4316-9076-773b7977c300" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:to="loc_us-gaap_OtherInvestments_c10ea090-35d9-4316-9076-773b7977c300" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_a79f3ee1-1511-4424-b0ad-c0198652d2d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:to="loc_us-gaap_OtherShortTermInvestments_a79f3ee1-1511-4424-b0ad-c0198652d2d6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Cash_ad98cf11-638c-4e4c-bfa4-236cd11731a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Cash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:to="loc_us-gaap_Cash_ad98cf11-638c-4e4c-bfa4-236cd11731a9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_af6323fa-c24e-4743-857f-3e48588c4cae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_4f76acac-ce98-429b-be23-9d94fa740cc4" xlink:to="loc_us-gaap_OtherAssets_af6323fa-c24e-4743-857f-3e48588c4cae" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_823150ae-21a9-4b60-b1ea-baf17e25fae2" xlink:to="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositsInvestmentType_57ac89e4-2d07-4379-bd64-6844176193f9" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositsInvestmentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_aig_PolicyholderContractDepositsInvestmentType_57ac89e4-2d07-4379-bd64-6844176193f9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_c137be79-99b6-4421-8a06-5d9ae9fa098a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsLiability_c137be79-99b6-4421-8a06-5d9ae9fa098a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_bb8b123b-111f-44dc-840e-d5fe4c6032a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_us-gaap_OtherLiabilities_bb8b123b-111f-44dc-840e-d5fe4c6032a0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_80b229c6-d215-43c4-aed4-19ca293574d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtLongtermAndShorttermCombinedAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_us-gaap_DebtLongtermAndShorttermCombinedAmount_80b229c6-d215-43c4-aed4-19ca293574d8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_60845292-4702-489d-9f9e-77b1939fdd6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_us-gaap_LongTermDebt_60845292-4702-489d-9f9e-77b1939fdd6b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosure_acea57c1-c531-4930-a299-91c4d2aaaade" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_453ef391-2fbb-4363-93b5-5f4049753768" xlink:to="loc_us-gaap_LiabilitiesRelatedToInvestmentContractsFairValueDisclosure_acea57c1-c531-4930-a299-91c4d2aaaade" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_830258f7-2d2d-4440-8a22-eb36712f523f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByBalanceSheetGroupingTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_823150ae-21a9-4b60-b1ea-baf17e25fae2" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_830258f7-2d2d-4440-8a22-eb36712f523f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_593dba94-9b71-4037-8026-3b4c1030be00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_830258f7-2d2d-4440-8a22-eb36712f523f" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_593dba94-9b71-4037-8026-3b4c1030be00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_593dba94-9b71-4037-8026-3b4c1030be00_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_593dba94-9b71-4037-8026-3b4c1030be00" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_593dba94-9b71-4037-8026-3b4c1030be00_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_162fef7b-1436-4fc5-9d9a-5c0d53dc4a90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_593dba94-9b71-4037-8026-3b4c1030be00" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_162fef7b-1436-4fc5-9d9a-5c0d53dc4a90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_3152fe74-c1d7-4397-8e84-73678614295a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_162fef7b-1436-4fc5-9d9a-5c0d53dc4a90" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_3152fe74-c1d7-4397-8e84-73678614295a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_bb5ca7ac-9ee4-4c16-bf5c-3c814673755d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_162fef7b-1436-4fc5-9d9a-5c0d53dc4a90" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_bb5ca7ac-9ee4-4c16-bf5c-3c814673755d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_46a4df1c-49a1-41f2-a81a-c4743bb5e9dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_162fef7b-1436-4fc5-9d9a-5c0d53dc4a90" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_46a4df1c-49a1-41f2-a81a-c4743bb5e9dd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_830258f7-2d2d-4440-8a22-eb36712f523f" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_e95cdd4b-9a43-419c-bb96-b1b567f875c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_cd4c7c69-c2a1-45c2-a36f-ad8be88c80e9" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_e95cdd4b-9a43-419c-bb96-b1b567f875c8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0242cc6d-1cff-4921-8add-e5091c50794d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_e95cdd4b-9a43-419c-bb96-b1b567f875c8" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0242cc6d-1cff-4921-8add-e5091c50794d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtOtherThanFairValueFairValueDisclosureMember_e462e939-3814-4210-ad0f-83c536ae1b57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtOtherThanFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0242cc6d-1cff-4921-8add-e5091c50794d" xlink:to="loc_us-gaap_PortionAtOtherThanFairValueFairValueDisclosureMember_e462e939-3814-4210-ad0f-83c536ae1b57" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_d24e1836-7f2a-491c-b790-babb00d2e9b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_0242cc6d-1cff-4921-8add-e5091c50794d" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_d24e1836-7f2a-491c-b790-babb00d2e9b0" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsAmortizedcostorcostandfairvalueofavailableforsalesecuritiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsAmortizedcostorcostandfairvalueofavailableforsalesecuritiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsAmortizedcostorcostandfairvalueofavailableforsalesecuritiesDetails" xlink:type="extended" id="i3a196783634240419d3b7308fa937048_InvestmentsAmortizedcostorcostandfairvalueofavailableforsalesecuritiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss_187a026a-d1a9-45eb-98ed-24432a0cc2c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss_187a026a-d1a9-45eb-98ed-24432a0cc2c1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_44d2a9e9-bca0-40df-a641-0ea117abb5f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_44d2a9e9-bca0-40df-a641-0ea117abb5f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_2152718f-a3d3-4c9c-a6cd-ced26584dd28" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_2152718f-a3d3-4c9c-a6cd-ced26584dd28" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_c0250986-a0a9-45c4-b381-fbbbb3734b66" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_c0250986-a0a9-45c4-b381-fbbbb3734b66" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_7535ec4a-ed21-405f-931a-3e163bf3f72d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_7535ec4a-ed21-405f-931a-3e163bf3f72d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_88648b58-f335-467d-948e-46d9243368c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_88648b58-f335-467d-948e-46d9243368c8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_d26227a7-c0de-403b-bcd2-9a875859e006" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_cec78cff-caf2-43f9-9ff3-56464de5672c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:to="loc_us-gaap_FinancialInstrumentAxis_cec78cff-caf2-43f9-9ff3-56464de5672c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cec78cff-caf2-43f9-9ff3-56464de5672c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_cec78cff-caf2-43f9-9ff3-56464de5672c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cec78cff-caf2-43f9-9ff3-56464de5672c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_cec78cff-caf2-43f9-9ff3-56464de5672c" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_387b8ccc-1fee-45ee-bfe7-1c5d163bb1eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_387b8ccc-1fee-45ee-bfe7-1c5d163bb1eb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_54c06c65-f018-4d4d-b563-95b1c6156639" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_54c06c65-f018-4d4d-b563-95b1c6156639" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_57526272-56a2-4953-9e5d-7d8ee7789217" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_57526272-56a2-4953-9e5d-7d8ee7789217" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_bd5eee1d-b4a2-4dc1-a43d-7c1f1df6f6f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_bd5eee1d-b4a2-4dc1-a43d-7c1f1df6f6f7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageBackedSecuritiesMember_ebff136a-cda0-42fc-ace2-1635869c0b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_1026759a-a6e1-421f-93e3-b00ad1b366b0" xlink:to="loc_us-gaap_MortgageBackedSecuritiesMember_ebff136a-cda0-42fc-ace2-1635869c0b2e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_ec6e26d2-1f0a-4087-8d13-4d2081218b00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_ebff136a-cda0-42fc-ace2-1635869c0b2e" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_ec6e26d2-1f0a-4087-8d13-4d2081218b00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_f5d40080-2bce-4e4e-8616-f69a887712b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_ebff136a-cda0-42fc-ace2-1635869c0b2e" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_f5d40080-2bce-4e4e-8616-f69a887712b6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_9754c8a4-6a25-458e-a8a9-fb37f9a31d75" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_ebff136a-cda0-42fc-ace2-1635869c0b2e" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_9754c8a4-6a25-458e-a8a9-fb37f9a31d75" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_ff4b0f48-d88a-4b39-8b69-f3cd262ce678" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:to="loc_us-gaap_InternalCreditAssessmentAxis_ff4b0f48-d88a-4b39-8b69-f3cd262ce678" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_ff4b0f48-d88a-4b39-8b69-f3cd262ce678_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_ff4b0f48-d88a-4b39-8b69-f3cd262ce678" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_ff4b0f48-d88a-4b39-8b69-f3cd262ce678_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_01e85b29-4855-4ead-936e-d0b2b4e9c3ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_ff4b0f48-d88a-4b39-8b69-f3cd262ce678" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_01e85b29-4855-4ead-936e-d0b2b4e9c3ac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalNoninvestmentGradeMember_ccbf84b6-40a6-474f-a661-3fe9229f2888" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalNoninvestmentGradeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_01e85b29-4855-4ead-936e-d0b2b4e9c3ac" xlink:to="loc_us-gaap_InternalNoninvestmentGradeMember_ccbf84b6-40a6-474f-a661-3fe9229f2888" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_00d8d51b-a57c-43af-be75-f6de8da58df1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_00d8d51b-a57c-43af-be75-f6de8da58df1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_00d8d51b-a57c-43af-be75-f6de8da58df1_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_00d8d51b-a57c-43af-be75-f6de8da58df1" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_00d8d51b-a57c-43af-be75-f6de8da58df1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_e98f701f-1138-4990-b307-50aa940363b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_00d8d51b-a57c-43af-be75-f6de8da58df1" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_e98f701f-1138-4990-b307-50aa940363b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditConcentrationRiskMember_02d31a5c-0a74-44b5-8eca-871bea7679db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_e98f701f-1138-4990-b307-50aa940363b0" xlink:to="loc_us-gaap_CreditConcentrationRiskMember_02d31a5c-0a74-44b5-8eca-871bea7679db" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_c9e1166d-1ca3-4789-9a93-506ed2ff7b04" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_9d121463-7981-40d4-88f5-a4af272c0c46" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_07c1c91d-2d84-4d75-85ea-7c81c7b0ee28" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_9d121463-7981-40d4-88f5-a4af272c0c46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_6cb26572-90b4-491f-b839-4c0f7d156aec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_9d121463-7981-40d4-88f5-a4af272c0c46" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_6cb26572-90b4-491f-b839-4c0f7d156aec" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsSecuritiesavailableforsaleinalosspositionDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsSecuritiesavailableforsaleinalosspositionDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsSecuritiesavailableforsaleinalosspositionDetails" xlink:type="extended" id="i21f09997da204757bef159c07dd76f64_InvestmentsSecuritiesavailableforsaleinalosspositionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_4b9b0c5b-8e85-44fe-b894-fa708c47822f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_13474707-78fb-457a-80e4-4d4e7edf2dfe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_4b9b0c5b-8e85-44fe-b894-fa708c47822f" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_13474707-78fb-457a-80e4-4d4e7edf2dfe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtSecuritiesFairValueLossesAbstract_cfe5342a-891b-422f-bdfc-8a21aea27772" xlink:href="aig-20230331.xsd#aig_DebtSecuritiesFairValueLossesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_13474707-78fb-457a-80e4-4d4e7edf2dfe" xlink:to="loc_aig_DebtSecuritiesFairValueLossesAbstract_cfe5342a-891b-422f-bdfc-8a21aea27772" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_ec80b448-3c45-484e-9598-47da190fc226" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesFairValueLossesAbstract_cfe5342a-891b-422f-bdfc-8a21aea27772" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_ec80b448-3c45-484e-9598-47da190fc226" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_27b14df9-3eb0-4b84-885a-c3798c2ed255" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesFairValueLossesAbstract_cfe5342a-891b-422f-bdfc-8a21aea27772" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_27b14df9-3eb0-4b84-885a-c3798c2ed255" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_b50079b7-d259-4ec5-ae4f-4d5447f743de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesFairValueLossesAbstract_cfe5342a-891b-422f-bdfc-8a21aea27772" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_b50079b7-d259-4ec5-ae4f-4d5447f743de" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtSecuritiesGrossUnrealizedLossesAbstract_d9fd1649-2edd-44ab-a623-4541d8c52c83" xlink:href="aig-20230331.xsd#aig_DebtSecuritiesGrossUnrealizedLossesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAbstract_13474707-78fb-457a-80e4-4d4e7edf2dfe" xlink:to="loc_aig_DebtSecuritiesGrossUnrealizedLossesAbstract_d9fd1649-2edd-44ab-a623-4541d8c52c83" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_1af7de7a-f56e-4011-b524-f1bbff6cfec6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesGrossUnrealizedLossesAbstract_d9fd1649-2edd-44ab-a623-4541d8c52c83" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_1af7de7a-f56e-4011-b524-f1bbff6cfec6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_7987cfdc-6381-4bc2-86c2-faaac2abc01f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesGrossUnrealizedLossesAbstract_d9fd1649-2edd-44ab-a623-4541d8c52c83" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_7987cfdc-6381-4bc2-86c2-faaac2abc01f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_96532650-8c9b-4269-8d4c-c09a6c48c1be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtSecuritiesGrossUnrealizedLossesAbstract_d9fd1649-2edd-44ab-a623-4541d8c52c83" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_96532650-8c9b-4269-8d4c-c09a6c48c1be" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_299c2950-8cd5-4be1-bae2-c10d9780cebf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_4b9b0c5b-8e85-44fe-b894-fa708c47822f" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions_299c2950-8cd5-4be1-bae2-c10d9780cebf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions_3146a2ca-4b0f-4f81-a15e-3274fd2974a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_4b9b0c5b-8e85-44fe-b894-fa708c47822f" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions_3146a2ca-4b0f-4f81-a15e-3274fd2974a9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_0dec9e43-504b-43a2-be32-1f74c85341e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_4b9b0c5b-8e85-44fe-b894-fa708c47822f" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_0dec9e43-504b-43a2-be32-1f74c85341e7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_e1f429ef-d633-4c35-a3c3-f2bb78895f33" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_0dec9e43-504b-43a2-be32-1f74c85341e7" xlink:to="loc_us-gaap_FinancialInstrumentAxis_e1f429ef-d633-4c35-a3c3-f2bb78895f33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e1f429ef-d633-4c35-a3c3-f2bb78895f33_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_e1f429ef-d633-4c35-a3c3-f2bb78895f33" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_e1f429ef-d633-4c35-a3c3-f2bb78895f33_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_e1f429ef-d633-4c35-a3c3-f2bb78895f33" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_5d95b462-396e-4ff2-b748-b05bd57e3047" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_5d95b462-396e-4ff2-b748-b05bd57e3047" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_2e656f0a-3aa5-4f76-9686-c743eac46922" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_2e656f0a-3aa5-4f76-9686-c743eac46922" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_bf43d692-3a51-4e74-bc4e-2cfa1969307c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_bf43d692-3a51-4e74-bc4e-2cfa1969307c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_4a7aba8d-263e-4aa1-aa70-dd567168061a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_4a7aba8d-263e-4aa1-aa70-dd567168061a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_10c53817-0f80-40c2-b65a-088e2676b33f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_10c53817-0f80-40c2-b65a-088e2676b33f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4720b8db-6ce3-42bf-be53-8c06867e9663" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_4720b8db-6ce3-42bf-be53-8c06867e9663" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_3fce88e6-c981-4094-a7d4-a6ba64a895e5" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ba3c4ade-d450-46ed-a3e8-dfea9b3d2349" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_3fce88e6-c981-4094-a7d4-a6ba64a895e5" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsGrossrealizedgainsandgrossrealizedlossesfromsalesormaturitiesofavailableforsalesecuritiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsGrossrealizedgainsandgrossrealizedlossesfromsalesormaturitiesofavailableforsalesecuritiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsGrossrealizedgainsandgrossrealizedlossesfromsalesormaturitiesofavailableforsalesecuritiesDetails" xlink:type="extended" id="ic9eabf36bcea432682d7cae74205d8e5_InvestmentsGrossrealizedgainsandgrossrealizedlossesfromsalesormaturitiesofavailableforsalesecuritiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_eb551464-ab64-4d0a-a074-44fc18515d7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_8c006fb2-6869-4096-84cb-23b542aae9ad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_eb551464-ab64-4d0a-a074-44fc18515d7d" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_8c006fb2-6869-4096-84cb-23b542aae9ad" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_1579159b-9d8c-494c-9d0b-414001df9766" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_eb551464-ab64-4d0a-a074-44fc18515d7d" xlink:to="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_1579159b-9d8c-494c-9d0b-414001df9766" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_1fd23679-7e25-4c42-8b62-606a989d673a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_1579159b-9d8c-494c-9d0b-414001df9766" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_1fd23679-7e25-4c42-8b62-606a989d673a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_1fd23679-7e25-4c42-8b62-606a989d673a_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_1fd23679-7e25-4c42-8b62-606a989d673a" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_1fd23679-7e25-4c42-8b62-606a989d673a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_4d316e7d-a07b-4349-8c60-7b54eb663357" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_1fd23679-7e25-4c42-8b62-606a989d673a" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_4d316e7d-a07b-4349-8c60-7b54eb663357" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeREFundsWithheldAssetsMember_e35ac40e-90f1-4e44-83d1-3bc0b95a36a7" xlink:href="aig-20230331.xsd#aig_FortitudeREFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_4d316e7d-a07b-4349-8c60-7b54eb663357" xlink:to="loc_aig_FortitudeREFundsWithheldAssetsMember_e35ac40e-90f1-4e44-83d1-3bc0b95a36a7" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsValueofothersecuritiesmeasuredatfairvaluebasedonelectionofthefairvalueoptionDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsValueofothersecuritiesmeasuredatfairvaluebasedonelectionofthefairvalueoptionDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsValueofothersecuritiesmeasuredatfairvaluebasedonelectionofthefairvalueoptionDetails" xlink:type="extended" id="ibc66ce3db96b48bab42454fc4daa61de_InvestmentsValueofothersecuritiesmeasuredatfairvaluebasedonelectionofthefairvalueoptionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_db3d1f88-16a0-4d4a-8f51-3f7fa45c68b5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:to="loc_us-gaap_TradingSecuritiesDebt_db3d1f88-16a0-4d4a-8f51-3f7fa45c68b5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_ca8332dc-9328-4bd2-a042-792cfad01ebb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:to="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_ca8332dc-9328-4bd2-a042-792cfad01ebb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_759420bd-1b50-46c1-9ee2-46dc93ea1a1f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_759420bd-1b50-46c1-9ee2-46dc93ea1a1f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_d8c75f90-ec47-40b4-8152-642b64399e5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_d8c75f90-ec47-40b4-8152-642b64399e5e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_69dbb8f3-472e-424a-af51-669f748ea6db" xlink:to="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_c57854f1-ce12-4ac8-bd3e-25552ddadd62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:to="loc_us-gaap_InvestmentTypeAxis_c57854f1-ce12-4ac8-bd3e-25552ddadd62" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_c57854f1-ce12-4ac8-bd3e-25552ddadd62_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_c57854f1-ce12-4ac8-bd3e-25552ddadd62" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_c57854f1-ce12-4ac8-bd3e-25552ddadd62_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_26001595-fcb1-42b1-b665-fae29ac91be1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_c57854f1-ce12-4ac8-bd3e-25552ddadd62" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_26001595-fcb1-42b1-b665-fae29ac91be1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedMaturitiesMember_5ce2432a-9303-4cd7-a132-208145ebd661" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FixedMaturitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_26001595-fcb1-42b1-b665-fae29ac91be1" xlink:to="loc_us-gaap_FixedMaturitiesMember_5ce2432a-9303-4cd7-a132-208145ebd661" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_5c7b0059-532c-45cd-a4d4-77ceb71c7db9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_26001595-fcb1-42b1-b665-fae29ac91be1" xlink:to="loc_us-gaap_EquitySecuritiesMember_5c7b0059-532c-45cd-a4d4-77ceb71c7db9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_175efd56-d6d0-41bf-9130-f24480db2268" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:to="loc_us-gaap_FinancialInstrumentAxis_175efd56-d6d0-41bf-9130-f24480db2268" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_175efd56-d6d0-41bf-9130-f24480db2268_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_175efd56-d6d0-41bf-9130-f24480db2268" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_175efd56-d6d0-41bf-9130-f24480db2268_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_175efd56-d6d0-41bf-9130-f24480db2268" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USTreasuryAndGovernmentMember_8d4e7030-b1bc-42bf-bdef-29c758cb0eca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USTreasuryAndGovernmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:to="loc_us-gaap_USTreasuryAndGovernmentMember_8d4e7030-b1bc-42bf-bdef-29c758cb0eca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_f1d687ca-ff0e-456f-9491-0903a008358e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_f1d687ca-ff0e-456f-9491-0903a008358e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_ab4eb8b7-1dc4-49e9-9d02-334a9071678b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_ab4eb8b7-1dc4-49e9-9d02-334a9071678b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_f5709611-1015-4f6e-8338-1d87ae173fd7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_f5709611-1015-4f6e-8338-1d87ae173fd7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MortgageBackedSecuritiesMember_227a011d-cd76-47c3-a7d8-9771e7764f25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_5cf645f7-30b7-45dd-98af-99f944a66a15" xlink:to="loc_us-gaap_MortgageBackedSecuritiesMember_227a011d-cd76-47c3-a7d8-9771e7764f25" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_09df7388-60d3-46c2-a327-74781eb19e28" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_227a011d-cd76-47c3-a7d8-9771e7764f25" xlink:to="loc_us-gaap_ResidentialMortgageBackedSecuritiesMember_09df7388-60d3-46c2-a327-74781eb19e28" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_ba9b5456-be1f-48d4-b0a1-233e9830a0a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialMortgageBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_227a011d-cd76-47c3-a7d8-9771e7764f25" xlink:to="loc_us-gaap_CommercialMortgageBackedSecuritiesMember_ba9b5456-be1f-48d4-b0a1-233e9830a0a6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_40563d15-58b4-4269-9a03-268b2b50e304" xlink:href="aig-20230331.xsd#aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MortgageBackedSecuritiesMember_227a011d-cd76-47c3-a7d8-9771e7764f25" xlink:to="loc_aig_CollateralizedDebtObligationsAndAssetBackedSecuritiesMember_40563d15-58b4-4269-9a03-268b2b50e304" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_e9467302-2ba5-4d97-a760-bf4effd083d7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_e9467302-2ba5-4d97-a760-bf4effd083d7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_e9467302-2ba5-4d97-a760-bf4effd083d7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_e9467302-2ba5-4d97-a760-bf4effd083d7" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_e9467302-2ba5-4d97-a760-bf4effd083d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_363fe115-3a53-4d90-8741-0a54d590054a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_e9467302-2ba5-4d97-a760-bf4effd083d7" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_363fe115-3a53-4d90-8741-0a54d590054a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentConcentrationRiskMember_9904726b-b70a-4951-8d86-67099abcb105" xlink:href="aig-20230331.xsd#aig_InvestmentConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_363fe115-3a53-4d90-8741-0a54d590054a" xlink:to="loc_aig_InvestmentConcentrationRiskMember_9904726b-b70a-4951-8d86-67099abcb105" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_be40b87a-6d16-41e9-92dd-fcd409903edc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_6c73d143-f955-4e75-b7d6-218274f12319" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_be40b87a-6d16-41e9-92dd-fcd409903edc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_be40b87a-6d16-41e9-92dd-fcd409903edc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_be40b87a-6d16-41e9-92dd-fcd409903edc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_be40b87a-6d16-41e9-92dd-fcd409903edc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_129ab9c8-1132-4a17-88b7-d291e26f1c3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_be40b87a-6d16-41e9-92dd-fcd409903edc" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_129ab9c8-1132-4a17-88b7-d291e26f1c3e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsMember_f6e10da1-d5e1-49d1-8d1e-041e93a44362" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_129ab9c8-1132-4a17-88b7-d291e26f1c3e" xlink:to="loc_us-gaap_InvestmentsMember_f6e10da1-d5e1-49d1-8d1e-041e93a44362" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsCarryingamountsofotherinvestedassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsCarryingamountsofotherinvestedassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsCarryingamountsofotherinvestedassetsDetails" xlink:type="extended" id="ibd6ec621edf8411caeda2cab0d1ea4c9_InvestmentsCarryingamountsofotherinvestedassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:href="aig-20230331.xsd#aig_InvestmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_1d893bbe-c5ba-4c9f-9e09-1631f875d8d4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AlternativeInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_us-gaap_AlternativeInvestment_1d893bbe-c5ba-4c9f-9e09-1631f875d8d4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_ae4ee76d-35db-424a-bef1-a2fb73df144b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyNet_ae4ee76d-35db-424a-bef1-a2fb73df144b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsAndSecuritiesAtCost_0707f35b-66c2-4bba-8e17-77ea52e5a3f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentsAndSecuritiesAtCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_us-gaap_OtherInvestmentsAndSecuritiesAtCost_0707f35b-66c2-4bba-8e17-77ea52e5a3f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_c3cdf034-e86a-4d7f-9257-4acd80e662a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_us-gaap_OtherInvestments_c3cdf034-e86a-4d7f-9257-4acd80e662a8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestmentsPercentageAvailableForRedemption_aa477fe2-51bf-47af-8173-e84bf6118a33" xlink:href="aig-20230331.xsd#aig_OtherInvestmentsPercentageAvailableForRedemption"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_aig_OtherInvestmentsPercentageAvailableForRedemption_aa477fe2-51bf-47af-8173-e84bf6118a33" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation_4032acf6-ad2b-4e33-97ba-ff0fe8c7d60b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyAccumulatedDepreciation_4032acf6-ad2b-4e33-97ba-ff0fe8c7d60b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsTable_e632ad33-58ac-4084-94a0-48e95da06a5f" xlink:href="aig-20230331.xsd#aig_InvestmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_aig_InvestmentsLineItems_7b8d6710-e7ec-454b-bcc2-5d8c6bda5634" xlink:to="loc_aig_InvestmentsTable_e632ad33-58ac-4084-94a0-48e95da06a5f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_3899f0b6-f9a5-4460-ac3f-b370831784b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_InvestmentsTable_e632ad33-58ac-4084-94a0-48e95da06a5f" xlink:to="loc_us-gaap_InvestmentTypeAxis_3899f0b6-f9a5-4460-ac3f-b370831784b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_3899f0b6-f9a5-4460-ac3f-b370831784b7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_3899f0b6-f9a5-4460-ac3f-b370831784b7" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_3899f0b6-f9a5-4460-ac3f-b370831784b7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_cadb140a-a5e1-46a3-8ced-85665f095ba7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_3899f0b6-f9a5-4460-ac3f-b370831784b7" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_cadb140a-a5e1-46a3-8ced-85665f095ba7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_HedgeFundsAndPrivateEquityFundsMember_e235394e-4645-4d9d-af2d-d7e090bbc506" xlink:href="aig-20230331.xsd#aig_HedgeFundsAndPrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_cadb140a-a5e1-46a3-8ced-85665f095ba7" xlink:to="loc_aig_HedgeFundsAndPrivateEquityFundsMember_e235394e-4645-4d9d-af2d-d7e090bbc506" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgeFundsEquityMember_47215ebb-778d-4e46-ac97-1bc772646415" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgeFundsEquityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_HedgeFundsAndPrivateEquityFundsMember_e235394e-4645-4d9d-af2d-d7e090bbc506" xlink:to="loc_us-gaap_HedgeFundsEquityMember_47215ebb-778d-4e46-ac97-1bc772646415" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivateEquityFundsMember_69986564-b052-4db0-80c7-11732294578b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_HedgeFundsAndPrivateEquityFundsMember_e235394e-4645-4d9d-af2d-d7e090bbc506" xlink:to="loc_us-gaap_PrivateEquityFundsMember_69986564-b052-4db0-80c7-11732294578b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_d5628204-90b4-4536-ad44-ebef0fef9a8d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_InvestmentsTable_e632ad33-58ac-4084-94a0-48e95da06a5f" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_d5628204-90b4-4536-ad44-ebef0fef9a8d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_d5628204-90b4-4536-ad44-ebef0fef9a8d_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_d5628204-90b4-4536-ad44-ebef0fef9a8d" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_d5628204-90b4-4536-ad44-ebef0fef9a8d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_708bc92c-867d-472e-9938-50851287deb2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_d5628204-90b4-4536-ad44-ebef0fef9a8d" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_708bc92c-867d-472e-9938-50851287deb2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeMember_c9047333-1fb1-46fd-b9df-38b69ccec04b" xlink:href="aig-20230331.xsd#aig_FortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_708bc92c-867d-472e-9938-50851287deb2" xlink:to="loc_aig_FortitudeMember_c9047333-1fb1-46fd-b9df-38b69ccec04b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_53f6646d-e9ba-44dc-8f41-ef0f104da0ce" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_708bc92c-867d-472e-9938-50851287deb2" xlink:to="loc_aig_AIGFinancialProductsMember_53f6646d-e9ba-44dc-8f41-ef0f104da0ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_251643f9-622a-4dcd-bf2d-5031447a41d1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementScenarioAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_InvestmentsTable_e632ad33-58ac-4084-94a0-48e95da06a5f" xlink:to="loc_srt_StatementScenarioAxis_251643f9-622a-4dcd-bf2d-5031447a41d1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_251643f9-622a-4dcd-bf2d-5031447a41d1_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementScenarioAxis_251643f9-622a-4dcd-bf2d-5031447a41d1" xlink:to="loc_srt_ScenarioUnspecifiedDomain_251643f9-622a-4dcd-bf2d-5031447a41d1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_93f36304-86a8-4f1f-8687-ddd73f066378" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementScenarioAxis_251643f9-622a-4dcd-bf2d-5031447a41d1" xlink:to="loc_srt_ScenarioUnspecifiedDomain_93f36304-86a8-4f1f-8687-ddd73f066378" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_49a7cbd3-9ed8-46e8-8680-87975a800d48" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioForecastMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ScenarioUnspecifiedDomain_93f36304-86a8-4f1f-8687-ddd73f066378" xlink:to="loc_srt_ScenarioForecastMember_49a7cbd3-9ed8-46e8-8680-87975a800d48" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsComponentsofnetinvestmentincomeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsComponentsofnetinvestmentincomeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsComponentsofnetinvestmentincomeDetails" xlink:type="extended" id="ie2bb510c70d64382892e9894d715bfd9_InvestmentsComponentsofnetinvestmentincomeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentIncomeInterestAndDividendIncomeLoss_0f55abf7-978f-4d91-9221-ee09f8736d09" xlink:href="aig-20230331.xsd#aig_InvestmentIncomeInterestAndDividendIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:to="loc_aig_InvestmentIncomeInterestAndDividendIncomeLoss_0f55abf7-978f-4d91-9221-ee09f8736d09" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInvestmentExpense_ac774875-acb7-442f-9e05-ca6f84f232cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentIncomeInvestmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:to="loc_us-gaap_InvestmentIncomeInvestmentExpense_ac774875-acb7-442f-9e05-ca6f84f232cd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_6c286ed8-c1ba-4231-9d26-cf0a808cb574" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:to="loc_us-gaap_NetInvestmentIncome_6c286ed8-c1ba-4231-9d26-cf0a808cb574" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_0a0d600f-e8c7-4357-9c34-3108a524b6e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_0a0d600f-e8c7-4357-9c34-3108a524b6e0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_cf704393-d3fa-4d13-baf2-176ef25a1eb8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryLineItems_d0713081-03e1-416d-91b8-60cfd2cdb78d" xlink:to="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_cf704393-d3fa-4d13-baf2-176ef25a1eb8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_cf704393-d3fa-4d13-baf2-176ef25a1eb8" xlink:to="loc_us-gaap_InvestmentTypeAxis_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_5cb9c46b-af4a-4ae1-bd1f-12eb93ba02ac" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedMaturitiesMember_69b0e338-d70f-4134-80a9-6145f29ed987" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FixedMaturitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_us-gaap_FixedMaturitiesMember_69b0e338-d70f-4134-80a9-6145f29ed987" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FixedMaturitySecuritiesOtherMember_f3059d91-4b7b-4da5-9b34-a7fceb3cfc01" xlink:href="aig-20230331.xsd#aig_FixedMaturitySecuritiesOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_aig_FixedMaturitySecuritiesOtherMember_f3059d91-4b7b-4da5-9b34-a7fceb3cfc01" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_b80b337f-d0f6-4c21-87f0-b2c73bd16698" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_us-gaap_EquitySecuritiesMember_b80b337f-d0f6-4c21-87f0-b2c73bd16698" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceReceivablesMember_49e3215a-c6dd-4672-9038-de3e169b8039" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_us-gaap_FinanceReceivablesMember_49e3215a-c6dd-4672-9038-de3e169b8039" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AlternativeInvestmentsMember_809c0c4a-3556-4746-8ea0-5db1b8be08e5" xlink:href="aig-20230331.xsd#aig_AlternativeInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_aig_AlternativeInvestmentsMember_809c0c4a-3556-4746-8ea0-5db1b8be08e5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentMember_a4a31a1d-b28e-4a82-95c8-bc1709f9cb62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_us-gaap_RealEstateInvestmentMember_a4a31a1d-b28e-4a82-95c8-bc1709f9cb62" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsMember_ee572670-4ff4-44e4-ac5a-ab1a7018f9f0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_f756b8cd-3400-441b-b6d9-29e91f84c879" xlink:to="loc_us-gaap_OtherInvestmentsMember_ee572670-4ff4-44e4-ac5a-ab1a7018f9f0" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_6fdb0611-1b2d-4ec6-a615-e2a5964033f5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfInvestmentIncomeReportedAmountsByCategoryTable_cf704393-d3fa-4d13-baf2-176ef25a1eb8" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_6fdb0611-1b2d-4ec6-a615-e2a5964033f5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_6fdb0611-1b2d-4ec6-a615-e2a5964033f5_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_6fdb0611-1b2d-4ec6-a615-e2a5964033f5" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_6fdb0611-1b2d-4ec6-a615-e2a5964033f5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_8465bcf0-b151-4a06-8717-13c52a88f180" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_6fdb0611-1b2d-4ec6-a615-e2a5964033f5" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_8465bcf0-b151-4a06-8717-13c52a88f180" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_d9ff21de-61ef-48ca-b09b-016c71bb8dc5" xlink:href="aig-20230331.xsd#aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_8465bcf0-b151-4a06-8717-13c52a88f180" xlink:to="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_d9ff21de-61ef-48ca-b09b-016c71bb8dc5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeMember_ff7dd357-2fcd-48dc-b688-f640309a7197" xlink:href="aig-20230331.xsd#aig_FortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_8465bcf0-b151-4a06-8717-13c52a88f180" xlink:to="loc_aig_FortitudeMember_ff7dd357-2fcd-48dc-b688-f640309a7197" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsComponentsofnetrealizedgainslossesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsComponentsofnetrealizedgainslossesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsComponentsofnetrealizedgainslossesDetails" xlink:type="extended" id="iad0f3a20850f49a09e864068ce26c0fa_InvestmentsComponentsofnetrealizedgainslossesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_cc7bed27-b427-4d65-8444-953f3f16963f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss_cc7bed27-b427-4d65-8444-953f3f16963f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossPeriodIncreaseDecrease_747064bd-eab6-486c-8a33-c08a9e1e3871" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossPeriodIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossPeriodIncreaseDecrease_747064bd-eab6-486c-8a33-c08a9e1e3871" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal_0858b65b-d97d-461c-9803-321ccdc3ef43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal_0858b65b-d97d-461c-9803-321ccdc3ef43" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_6e89700a-bff7-4f5b-beed-b4e8f58c0e82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_6e89700a-bff7-4f5b-beed-b4e8f58c0e82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet_874d8a38-460e-48ee-9482-8b89122d574e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_EmbeddedDerivativeGainLossOnEmbeddedDerivativeNet_874d8a38-460e-48ee-9482-8b89122d574e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfDerivatives_ac9b6635-418b-4868-ab42-5e40a9a4cf6d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnSaleOfDerivatives"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_GainLossOnSaleOfDerivatives_ac9b6635-418b-4868-ab42-5e40a9a4cf6d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GainLossOnSaleOfAlternativeAndRealEstateInvestments_a8d75ec7-c3a3-430a-962f-14673ebaf008" xlink:href="aig-20230331.xsd#aig_GainLossOnSaleOfAlternativeAndRealEstateInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_aig_GainLossOnSaleOfAlternativeAndRealEstateInvestments_a8d75ec7-c3a3-430a-962f-14673ebaf008" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestmentCharges_4bc98b49-a3ce-41cc-93d0-29cd20202654" xlink:href="aig-20230331.xsd#aig_OtherInvestmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_aig_OtherInvestmentCharges_4bc98b49-a3ce-41cc-93d0-29cd20202654" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_83bce57b-8e6e-42ef-8605-f83bdd52a08c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_GainLossOnInvestments_83bce57b-8e6e-42ef-8605-f83bdd52a08c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGainLossOnInvestmentsTable_92abf9e1-0826-490e-bd6e-52a91187bbf3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfGainLossOnInvestmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsIncludingMarketableSecuritiesAndInvestmentsHeldAtCostIncomeStatementReportedAmountsSummaryLineItems_dd27b86e-8aa1-4696-b5af-c516bc65ecf2" xlink:to="loc_us-gaap_ScheduleOfGainLossOnInvestmentsTable_92abf9e1-0826-490e-bd6e-52a91187bbf3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_c8ba71b3-606b-4700-9860-3dec2b798a72" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsTable_92abf9e1-0826-490e-bd6e-52a91187bbf3" xlink:to="loc_us-gaap_InvestmentTypeAxis_c8ba71b3-606b-4700-9860-3dec2b798a72" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_c8ba71b3-606b-4700-9860-3dec2b798a72_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_c8ba71b3-606b-4700-9860-3dec2b798a72" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_c8ba71b3-606b-4700-9860-3dec2b798a72_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_c2d5b68d-b5dd-488a-a1b2-cf4c43272e18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_c8ba71b3-606b-4700-9860-3dec2b798a72" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_c2d5b68d-b5dd-488a-a1b2-cf4c43272e18" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativeMember_c1e63c9b-f714-49cc-83fa-541e62fdae29" xlink:href="aig-20230331.xsd#aig_ExcludingModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_c2d5b68d-b5dd-488a-a1b2-cf4c43272e18" xlink:to="loc_aig_ExcludingModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativeMember_c1e63c9b-f714-49cc-83fa-541e62fdae29" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_35692a87-49ec-4e99-9c10-83de1f40b6f0" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_c2d5b68d-b5dd-488a-a1b2-cf4c43272e18" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldEmbeddedDerivativesMember_35692a87-49ec-4e99-9c10-83de1f40b6f0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_8781631d-6130-4f27-830a-16d16f9c1d74" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsTable_92abf9e1-0826-490e-bd6e-52a91187bbf3" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_8781631d-6130-4f27-830a-16d16f9c1d74" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_8781631d-6130-4f27-830a-16d16f9c1d74_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_8781631d-6130-4f27-830a-16d16f9c1d74" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_8781631d-6130-4f27-830a-16d16f9c1d74_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_c4b7344a-8015-4c28-b59d-1e9375259bf0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_8781631d-6130-4f27-830a-16d16f9c1d74" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_c4b7344a-8015-4c28-b59d-1e9375259bf0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_4e135974-6f8b-4999-9756-7993fa632ce7" xlink:href="aig-20230331.xsd#aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_c4b7344a-8015-4c28-b59d-1e9375259bf0" xlink:to="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_4e135974-6f8b-4999-9756-7993fa632ce7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeMember_bc1fdc03-65ab-430e-a9be-1d640b9913e8" xlink:href="aig-20230331.xsd#aig_FortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_c4b7344a-8015-4c28-b59d-1e9375259bf0" xlink:to="loc_aig_FortitudeMember_bc1fdc03-65ab-430e-a9be-1d640b9913e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e6ef285f-423c-491b-b523-db4ab05c6613" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGainLossOnInvestmentsTable_92abf9e1-0826-490e-bd6e-52a91187bbf3" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e6ef285f-423c-491b-b523-db4ab05c6613" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_e6ef285f-423c-491b-b523-db4ab05c6613_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e6ef285f-423c-491b-b523-db4ab05c6613" xlink:to="loc_us-gaap_ReceivableTypeDomain_e6ef285f-423c-491b-b523-db4ab05c6613_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_373704f0-85be-44ea-96c6-bad88bc68b58" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_e6ef285f-423c-491b-b523-db4ab05c6613" xlink:to="loc_us-gaap_ReceivableTypeDomain_373704f0-85be-44ea-96c6-bad88bc68b58" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableMember_8198c050-4a8e-41be-bf9a-6c3477a557b5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansReceivableMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_373704f0-85be-44ea-96c6-bad88bc68b58" xlink:to="loc_us-gaap_LoansReceivableMember_8198c050-4a8e-41be-bf9a-6c3477a557b5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsScheduleofchangesinunrealizedappreciationdepreciationofavailableforsalesecuritiesandotherinvestmentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsScheduleofchangesinunrealizedappreciationdepreciationofavailableforsalesecuritiesandotherinvestmentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsScheduleofchangesinunrealizedappreciationdepreciationofavailableforsalesecuritiesandotherinvestmentsDetails" xlink:type="extended" id="i0322e7dfd08d4b1f99d705c945160ebb_InvestmentsScheduleofchangesinunrealizedappreciationdepreciationofavailableforsalesecuritiesandotherinvestmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1caa6ccb-7cbb-40d9-bc5d-bccb49ef6698" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_b943b6fa-ff6b-4e04-ab0c-8c4b5773fe2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1caa6ccb-7cbb-40d9-bc5d-bccb49ef6698" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_b943b6fa-ff6b-4e04-ab0c-8c4b5773fe2d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract_a9e3ad57-cb8d-45be-9acb-af3c3575a6ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1caa6ccb-7cbb-40d9-bc5d-bccb49ef6698" xlink:to="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract_a9e3ad57-cb8d-45be-9acb-af3c3575a6ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiGainLoss_de52ffb4-958b-4b0d-bed2-7434adc07f6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract_a9e3ad57-cb8d-45be-9acb-af3c3575a6ea" xlink:to="loc_us-gaap_EquitySecuritiesFvNiGainLoss_de52ffb4-958b-4b0d-bed2-7434adc07f6b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiRealizedGainLoss_f3856416-66e0-4d63-b15a-0f9e5e2ced98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiRealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract_a9e3ad57-cb8d-45be-9acb-af3c3575a6ea" xlink:to="loc_us-gaap_EquitySecuritiesFvNiRealizedGainLoss_f3856416-66e0-4d63-b15a-0f9e5e2ced98" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_f399030a-5201-412b-a64a-8e016974e7b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLossAbstract_a9e3ad57-cb8d-45be-9acb-af3c3575a6ea" xlink:to="loc_us-gaap_EquitySecuritiesFvNiUnrealizedGainLoss_f399030a-5201-412b-a64a-8e016974e7b9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_32016591-7376-47a5-ab49-f0656e7eff01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1caa6ccb-7cbb-40d9-bc5d-bccb49ef6698" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_32016591-7376-47a5-ab49-f0656e7eff01" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_535af9ef-fb2a-4375-a33a-a94c0ac2483f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_32016591-7376-47a5-ab49-f0656e7eff01" xlink:to="loc_us-gaap_InvestmentTypeAxis_535af9ef-fb2a-4375-a33a-a94c0ac2483f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_535af9ef-fb2a-4375-a33a-a94c0ac2483f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_535af9ef-fb2a-4375-a33a-a94c0ac2483f" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_535af9ef-fb2a-4375-a33a-a94c0ac2483f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_535af9ef-fb2a-4375-a33a-a94c0ac2483f" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedMaturitiesMember_20002285-bebc-46b9-9e83-e38996ee1ed4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FixedMaturitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:to="loc_us-gaap_FixedMaturitiesMember_20002285-bebc-46b9-9e83-e38996ee1ed4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsMember_f548245c-a8f3-4af9-89c3-8df1dac521a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:to="loc_us-gaap_OtherInvestmentsMember_f548245c-a8f3-4af9-89c3-8df1dac521a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesMember_086397cc-3aaa-4ac9-9c41-d8de8a4527e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:to="loc_us-gaap_EquitySecuritiesMember_086397cc-3aaa-4ac9-9c41-d8de8a4527e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherInvestedAssetsMember_5c80b5ac-2138-40f2-bf35-c186ae24abcc" xlink:href="aig-20230331.xsd#aig_OtherInvestedAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_6f4991a8-2a4d-421e-8edc-b7eb2b929066" xlink:to="loc_aig_OtherInvestedAssetsMember_5c80b5ac-2138-40f2-bf35-c186ae24abcc" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsRollforwardofchangesinallowanceforcreditlossesonavailableforsalefixedmaturitysecuritiesbymajorinvestmentcategoryDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsRollforwardofchangesinallowanceforcreditlossesonavailableforsalefixedmaturitysecuritiesbymajorinvestmentcategoryDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsRollforwardofchangesinallowanceforcreditlossesonavailableforsalefixedmaturitysecuritiesbymajorinvestmentcategoryDetails" xlink:type="extended" id="ida6799b08b48409badd0021429d6d812_InvestmentsRollforwardofchangesinallowanceforcreditlossesonavailableforsalefixedmaturitysecuritiesbymajorinvestmentcategoryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1023f5b2-86fb-43bc-8180-7129c7682b0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1023f5b2-86fb-43bc-8180-7129c7682b0b" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_35ae73e4-5103-4b40-8697-fa2566e6712c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_35ae73e4-5103-4b40-8697-fa2566e6712c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded_92ca15ce-af85-42b0-9228-15fe218f3d09" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotPreviouslyRecorded_92ca15ce-af85-42b0-9228-15fe218f3d09" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossSecuritiesSold_cda764a5-04fb-4273-8d64-b2a43e9167d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossSecuritiesSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossSecuritiesSold_cda764a5-04fb-4273-8d64-b2a43e9167d2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal_cecf3a2a-75d7-4c08-a0af-7f600fc30aba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossNotToSellBeforeRecoveryCreditLossPreviouslyRecordedExpenseReversal_cecf3a2a-75d7-4c08-a0af-7f600fc30aba" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossWriteoff_de18ff09-7f5b-486e-a442-da060ae4e55d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossWriteoff"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterestAllowanceForCreditLossWriteoff_de18ff09-7f5b-486e-a442-da060ae4e55d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtSecuritiesAvailableForSaleAllowanceForCreditLossOtherIncreaseDecrease_ee0d3c94-3e51-4bab-9121-f46c45ecfa90" xlink:href="aig-20230331.xsd#aig_DebtSecuritiesAvailableForSaleAllowanceForCreditLossOtherIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleAllowanceForCreditLossRollForward_b69ee3ff-70e9-4ffe-810b-650b03725709" xlink:to="loc_aig_DebtSecuritiesAvailableForSaleAllowanceForCreditLossOtherIncreaseDecrease_ee0d3c94-3e51-4bab-9121-f46c45ecfa90" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest_f94fe77d-c670-4a69-866f-249f0f88e137" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleAmortizedCostAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_89a1597f-7dcf-4058-8d3b-ba23e2faab4c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_1023f5b2-86fb-43bc-8180-7129c7682b0b" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_89a1597f-7dcf-4058-8d3b-ba23e2faab4c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_c5f4f5da-f578-4992-ab41-fb635289bd71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_89a1597f-7dcf-4058-8d3b-ba23e2faab4c" xlink:to="loc_us-gaap_InvestmentTypeAxis_c5f4f5da-f578-4992-ab41-fb635289bd71" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_c5f4f5da-f578-4992-ab41-fb635289bd71_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_c5f4f5da-f578-4992-ab41-fb635289bd71" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_c5f4f5da-f578-4992-ab41-fb635289bd71_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_bd0f7f71-a437-4430-b807-bcd7c0391e6a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_c5f4f5da-f578-4992-ab41-fb635289bd71" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_bd0f7f71-a437-4430-b807-bcd7c0391e6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_StructuredInvestmentMember_37b65082-4d40-45f4-a0bf-ad8e92b44268" xlink:href="aig-20230331.xsd#aig_StructuredInvestmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_bd0f7f71-a437-4430-b807-bcd7c0391e6a" xlink:to="loc_aig_StructuredInvestmentMember_37b65082-4d40-45f4-a0bf-ad8e92b44268" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NonStructuredInvestmentMember_12c8aa3f-babc-4f37-ae34-c602e9059102" xlink:href="aig-20230331.xsd#aig_NonStructuredInvestmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_bd0f7f71-a437-4430-b807-bcd7c0391e6a" xlink:to="loc_aig_NonStructuredInvestmentMember_12c8aa3f-babc-4f37-ae34-c602e9059102" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InvestmentsPledgedinvestmentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InvestmentsPledgedinvestmentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InvestmentsPledgedinvestmentsDetails" xlink:type="extended" id="i2b0e079d5f70458e9edcac7d6311c23b_InvestmentsPledgedinvestmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleRestricted_4699cf05-9f5e-45b0-84c4-fb795b45e2aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleRestricted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleRestricted_4699cf05-9f5e-45b0-84c4-fb795b45e2aa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesTradingRestricted_fff1becb-3661-4c53-9571-03dc7ab4cb9a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesTradingRestricted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_DebtSecuritiesTradingRestricted_fff1becb-3661-4c53-9571-03dc7ab4cb9a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoaned_b997e9a4-c115-4382-89cc-90caa7f36e69" xlink:href="aig-20230331.xsd#aig_SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoaned"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_aig_SecuritiesSoldUnderAgreementsToRepurchaseAndSecuritiesLoaned_b997e9a4-c115-4382-89cc-90caa7f36e69" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_00339d52-21e7-480b-bab4-6622452eca14" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_SecuritiesSoldUnderAgreementsToRepurchaseFairValueOfCollateral_00339d52-21e7-480b-bab4-6622452eca14" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsHeldByInsuranceRegulators_b2ee959a-be84-40a0-aa1a-6a7075a9bd1a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsHeldByInsuranceRegulators"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_AssetsHeldByInsuranceRegulators_b2ee959a-be84-40a0-aa1a-6a7075a9bd1a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankStock_f5517561-a84d-4d55-a30a-94d42c2d7d62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FederalHomeLoanBankStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_FederalHomeLoanBankStock_f5517561-a84d-4d55-a30a-94d42c2d7d62" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_83804681-ebcd-4d8c-8f53-00d1ff5e911f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_83804681-ebcd-4d8c-8f53-00d1ff5e911f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedInvestmentsCurrent_d0c1ef10-2287-47f9-89b0-7a63018fba5d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedInvestmentsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_RestrictedInvestmentsCurrent_d0c1ef10-2287-47f9-89b0-7a63018fba5d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralLineItems_5ce42d2e-7e38-4fa3-b094-bbf63d017622" xlink:to="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:to="loc_us-gaap_InvestmentTypeAxis_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_66b9d2d7-f925-413b-a84a-33b85f2ad684" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_0accf78f-c1cb-43d3-af4f-9f3b0193fc0a" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_66b9d2d7-f925-413b-a84a-33b85f2ad684" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableforsaleSecuritiesMember_e806f0b4-dfa3-45dc-905c-2241c1479973" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableforsaleSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_66b9d2d7-f925-413b-a84a-33b85f2ad684" xlink:to="loc_us-gaap_AvailableforsaleSecuritiesMember_e806f0b4-dfa3-45dc-905c-2241c1479973" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_513c8024-8e32-4f59-a87e-651bf3bf9d1a" xlink:href="aig-20230331.xsd#aig_AvailableForSaleDebtSecuritiesOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_66b9d2d7-f925-413b-a84a-33b85f2ad684" xlink:to="loc_aig_AvailableForSaleDebtSecuritiesOtherMember_513c8024-8e32-4f59-a87e-651bf3bf9d1a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember_3eb555e7-07dd-4436-ab50-e40d0c5ab64b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_66b9d2d7-f925-413b-a84a-33b85f2ad684" xlink:to="loc_us-gaap_FederalHomeLoanBankCertificatesAndObligationsFHLBMember_3eb555e7-07dd-4436-ab50-e40d0c5ab64b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis_fa435d49-1adb-4b28-b1b6-eaaef7b905c5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:to="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis_fa435d49-1adb-4b28-b1b6-eaaef7b905c5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_fa435d49-1adb-4b28-b1b6-eaaef7b905c5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis_fa435d49-1adb-4b28-b1b6-eaaef7b905c5" xlink:to="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_fa435d49-1adb-4b28-b1b6-eaaef7b905c5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodsAxis_fa435d49-1adb-4b28-b1b6-eaaef7b905c5" xlink:to="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaturityOvernightAndOnDemandMember_5a986ea1-4b72-48b1-8782-b587dc8a3146" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MaturityOvernightAndOnDemandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:to="loc_us-gaap_MaturityOvernightAndOnDemandMember_5a986ea1-4b72-48b1-8782-b587dc8a3146" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaturityUpTo30DaysMember_cca324c6-b2e2-40b1-a451-91215f574a9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MaturityUpTo30DaysMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:to="loc_us-gaap_MaturityUpTo30DaysMember_cca324c6-b2e2-40b1-a451-91215f574a9f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_Maturity31To90DaysMember_2d53d6b8-cff8-4c49-acbf-51a2aed0fe74" xlink:href="aig-20230331.xsd#aig_Maturity31To90DaysMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:to="loc_aig_Maturity31To90DaysMember_2d53d6b8-cff8-4c49-acbf-51a2aed0fe74" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_Maturity91To364DaysMember_0b7a18d2-0a16-4b98-87d3-57feb34fd8fd" xlink:href="aig-20230331.xsd#aig_Maturity91To364DaysMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:to="loc_aig_Maturity91To364DaysMember_0b7a18d2-0a16-4b98-87d3-57feb34fd8fd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_Maturity365DaysOrGreaterMember_73a054b7-fefa-4f44-bb1c-22e10871e591" xlink:href="aig-20230331.xsd#aig_Maturity365DaysOrGreaterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsSoldUnderAgreementsToRepurchaseMaturityPeriodDomain_6204959b-a0b5-4d6b-b3b3-7d7539e91a4b" xlink:to="loc_aig_Maturity365DaysOrGreaterMember_73a054b7-fefa-4f44-bb1c-22e10871e591" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:to="loc_us-gaap_FinancialInstrumentAxis_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8a9e8326-265c-40dd-8cf1-a5765257d976" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_cc6d8f55-5bff-437e-91b9-a27c1a7bf30a" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8a9e8326-265c-40dd-8cf1-a5765257d976" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_11a1f2ba-3bc0-41cd-9726-27a6670a73ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignGovernmentDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8a9e8326-265c-40dd-8cf1-a5765257d976" xlink:to="loc_us-gaap_ForeignGovernmentDebtSecuritiesMember_11a1f2ba-3bc0-41cd-9726-27a6670a73ee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_6791ee2b-241b-478c-a671-da98b9c3f0b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8a9e8326-265c-40dd-8cf1-a5765257d976" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_6791ee2b-241b-478c-a671-da98b9c3f0b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_02536c2f-029e-4480-827b-d380d51972d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_USStatesAndPoliticalSubdivisionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8a9e8326-265c-40dd-8cf1-a5765257d976" xlink:to="loc_us-gaap_USStatesAndPoliticalSubdivisionsMember_02536c2f-029e-4480-827b-d380d51972d9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PledgedStatusAxis_1194b12f-6de0-4c3a-8a09-451256340d4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PledgedStatusAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:to="loc_us-gaap_PledgedStatusAxis_1194b12f-6de0-4c3a-8a09-451256340d4d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PledgedStatusDomain_1194b12f-6de0-4c3a-8a09-451256340d4d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PledgedStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PledgedStatusAxis_1194b12f-6de0-4c3a-8a09-451256340d4d" xlink:to="loc_us-gaap_PledgedStatusDomain_1194b12f-6de0-4c3a-8a09-451256340d4d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PledgedStatusDomain_597da465-53a3-4838-b0e4-4c81c748e0fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PledgedStatusDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PledgedStatusAxis_1194b12f-6de0-4c3a-8a09-451256340d4d" xlink:to="loc_us-gaap_PledgedStatusDomain_597da465-53a3-4838-b0e4-4c81c748e0fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetPledgedAsCollateralMember_2020d263-e4fb-4edf-b765-13f0037799d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetPledgedAsCollateralMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PledgedStatusDomain_597da465-53a3-4838-b0e4-4c81c748e0fb" xlink:to="loc_us-gaap_AssetPledgedAsCollateralMember_2020d263-e4fb-4edf-b765-13f0037799d8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_0865e7fe-4064-43da-94d6-0031e25b922d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FinancialInstrumentsOwnedAndPledgedAsCollateralTable_2fa45efc-645b-475b-a7eb-39ebf7984ee6" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_0865e7fe-4064-43da-94d6-0031e25b922d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0865e7fe-4064-43da-94d6-0031e25b922d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_0865e7fe-4064-43da-94d6-0031e25b922d" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0865e7fe-4064-43da-94d6-0031e25b922d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_233e4d8b-0c41-4805-a493-409cc4f9eae0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_0865e7fe-4064-43da-94d6-0031e25b922d" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_233e4d8b-0c41-4805-a493-409cc4f9eae0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_bced1bf3-bb25-47f9-9828-7255f48ebba6" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_233e4d8b-0c41-4805-a493-409cc4f9eae0" xlink:to="loc_aig_AIGFinancialProductsMember_bced1bf3-bb25-47f9-9828-7255f48ebba6" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/LendingActivitiesCompositionofmortgagesandotherloansreceivableDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#LendingActivitiesCompositionofmortgagesandotherloansreceivableDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/LendingActivitiesCompositionofmortgagesandotherloansreceivableDetails" xlink:type="extended" id="i5bfc389bff824386874a723534015991_LendingActivitiesCompositionofmortgagesandotherloansreceivableDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_79f3e07e-1dc0-4386-91fc-981ed9767660" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_79f3e07e-1dc0-4386-91fc-981ed9767660" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_833436be-7701-4ff9-8e16-72b60569da9a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_833436be-7701-4ff9-8e16-72b60569da9a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_efc667d4-5ae0-43c4-bff2-d30f8b70d765" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_efc667d4-5ae0-43c4-bff2-d30f8b70d765" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleAmount_27bf0110-8834-43ee-ae3a-122b4dde5b82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansReceivableHeldForSaleAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_LoansReceivableHeldForSaleAmount_27bf0110-8834-43ee-ae3a-122b4dde5b82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffBalanceSheetCreditLossLiability_ea0d0f40-029e-424c-b224-2d4ccacc3120" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OffBalanceSheetCreditLossLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_OffBalanceSheetCreditLossLiability_ea0d0f40-029e-424c-b224-2d4ccacc3120" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_d1d2b449-5fcc-47ce-a3e6-1f98ea0bb3f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskPercentage1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_d1d2b449-5fcc-47ce-a3e6-1f98ea0bb3f1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_3b3a3e7d-1271-403a-b43f-1707f503435c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_3b3a3e7d-1271-403a-b43f-1707f503435c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestReceivable_4aee7099-55c9-4e17-b73e-8c03be9b3c96" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_InterestReceivable_4aee7099-55c9-4e17-b73e-8c03be9b3c96" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_5a7accc3-dd22-4d05-8111-a18c2bbcd188" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_72cfdb46-2f81-492f-abaf-6c92d6f1517a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_72cfdb46-2f81-492f-abaf-6c92d6f1517a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_72cfdb46-2f81-492f-abaf-6c92d6f1517a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_72cfdb46-2f81-492f-abaf-6c92d6f1517a" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_72cfdb46-2f81-492f-abaf-6c92d6f1517a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_72cfdb46-2f81-492f-abaf-6c92d6f1517a" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_364f90b8-05b2-4aaf-981b-fb63ceff572f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_364f90b8-05b2-4aaf-981b-fb63ceff572f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_0e43363c-a7b1-40a9-8e88-454abb988460" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_0e43363c-a7b1-40a9-8e88-454abb988460" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsurancePolicyPortfolioSegmentMember_bae796a8-3a80-481f-bfed-8ee4d113ec44" xlink:href="aig-20230331.xsd#aig_LifeInsurancePolicyPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_aig_LifeInsurancePolicyPortfolioSegmentMember_bae796a8-3a80-481f-bfed-8ee4d113ec44" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CommercialOtherAndNotesPortfolioSegmentMember_25bfc3fd-4ae6-4432-a5a8-f0a5f634eddb" xlink:href="aig-20230331.xsd#aig_CommercialOtherAndNotesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_aig_CommercialOtherAndNotesPortfolioSegmentMember_25bfc3fd-4ae6-4432-a5a8-f0a5f634eddb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingAIGFPOperatingMember_e9f4521f-5c03-4811-b557-ce33ca110004" xlink:href="aig-20230331.xsd#aig_ExcludingAIGFPOperatingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_aig_ExcludingAIGFPOperatingMember_e9f4521f-5c03-4811-b557-ce33ca110004" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_b4a5af5f-3903-4672-9015-de78128ccb9a" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_63b71433-4b26-478b-be49-c43e81e981bc" xlink:to="loc_aig_AIGFinancialProductsMember_b4a5af5f-3903-4672-9015-de78128ccb9a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_2eb77c18-661c-4276-bc2e-cfa78481f4ba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_2eb77c18-661c-4276-bc2e-cfa78481f4ba" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_2eb77c18-661c-4276-bc2e-cfa78481f4ba_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_2eb77c18-661c-4276-bc2e-cfa78481f4ba" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_2eb77c18-661c-4276-bc2e-cfa78481f4ba_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_7534d2da-7cd7-4baf-9e24-e7a4001601ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_2eb77c18-661c-4276-bc2e-cfa78481f4ba" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_7534d2da-7cd7-4baf-9e24-e7a4001601ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeographicConcentrationRiskMember_a6bf15b3-c8e0-4f8d-8dd5-984638a63702" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GeographicConcentrationRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_7534d2da-7cd7-4baf-9e24-e7a4001601ee" xlink:to="loc_us-gaap_GeographicConcentrationRiskMember_a6bf15b3-c8e0-4f8d-8dd5-984638a63702" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_19456317-de3f-4ba5-8766-d41d0d335486" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_19456317-de3f-4ba5-8766-d41d0d335486" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_19456317-de3f-4ba5-8766-d41d0d335486_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_19456317-de3f-4ba5-8766-d41d0d335486" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_19456317-de3f-4ba5-8766-d41d0d335486_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_597b06cc-91a0-443a-bfa2-df93a9822bc6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_19456317-de3f-4ba5-8766-d41d0d335486" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_597b06cc-91a0-443a-bfa2-df93a9822bc6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceReceivablesMember_2312294e-12bb-41e1-8eae-acc0e81ef3bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_597b06cc-91a0-443a-bfa2-df93a9822bc6" xlink:to="loc_us-gaap_FinanceReceivablesMember_2312294e-12bb-41e1-8eae-acc0e81ef3bf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:to="loc_srt_StatementGeographicalAxis_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9" xlink:to="loc_srt_SegmentGeographicalDomain_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_3cf9c29f-c78e-4d37-8ee5-8b34452cb13f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_b9e0f9ad-adaf-4189-b4fd-92ed2d696ea9" xlink:to="loc_srt_SegmentGeographicalDomain_3cf9c29f-c78e-4d37-8ee5-8b34452cb13f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_NY_0adbc26a-c60f-4396-a3eb-30869617ad3a" xlink:href="https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd#stpr_NY"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_3cf9c29f-c78e-4d37-8ee5-8b34452cb13f" xlink:to="loc_stpr_NY_0adbc26a-c60f-4396-a3eb-30869617ad3a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_CA_e764ec64-dd1f-4081-a18a-26228e564dbd" xlink:href="https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd#stpr_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_3cf9c29f-c78e-4d37-8ee5-8b34452cb13f" xlink:to="loc_stpr_CA_e764ec64-dd1f-4081-a18a-26228e564dbd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_d9def6d9-ff6d-4213-a505-9812a4a30f4c" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_db76bfaf-d798-4ff3-a04e-034eea71113b" xlink:to="loc_dei_LegalEntityAxis_d9def6d9-ff6d-4213-a505-9812a4a30f4c" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_d9def6d9-ff6d-4213-a505-9812a4a30f4c_default" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_d9def6d9-ff6d-4213-a505-9812a4a30f4c" xlink:to="loc_dei_EntityDomain_d9def6d9-ff6d-4213-a505-9812a4a30f4c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_429b3967-b389-469e-b651-62f49b55e28c" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_d9def6d9-ff6d-4213-a505-9812a4a30f4c" xlink:to="loc_dei_EntityDomain_429b3967-b389-469e-b651-62f49b55e28c" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityofcommercialmortgagesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#LendingActivitiesCreditqualityofcommercialmortgagesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityofcommercialmortgagesDetails" xlink:type="extended" id="ib65985979523444c95961e71fac7848a_LendingActivitiesCreditqualityofcommercialmortgagesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_a23fd86f-4677-4980-b5fb-a6abdbcf3d37" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_a23fd86f-4677-4980-b5fb-a6abdbcf3d37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_5c9cc75d-29d7-4ca2-bfcc-a5e34e349ffb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_5c9cc75d-29d7-4ca2-bfcc-a5e34e349ffb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_3965d0bb-ec47-447a-bf6e-c7ffcda5e4c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_3965d0bb-ec47-447a-bf6e-c7ffcda5e4c6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_812a599c-f924-43b6-b5e7-09d4c7c7a2dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_812a599c-f924-43b6-b5e7-09d4c7c7a2dd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_83396156-a213-43f9-81ec-f6a4520cf9a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_83396156-a213-43f9-81ec-f6a4520cf9a9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_61067e96-b1c0-4c00-9f46-1e88ba7335b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_61067e96-b1c0-4c00-9f46-1e88ba7335b4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_0e96b01f-42f7-4b66-bf21-4f6d0ae47763" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_0e96b01f-42f7-4b66-bf21-4f6d0ae47763" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WeightedAverageDebtServiceCoverageRatio_e0265282-3821-444a-8c53-c109159be25b" xlink:href="aig-20230331.xsd#aig_WeightedAverageDebtServiceCoverageRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_aig_WeightedAverageDebtServiceCoverageRatio_e0265282-3821-444a-8c53-c109159be25b" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WeightedAverageLoanToValueRatio_e178ec5a-bc01-4ba5-a0eb-49e643c20952" xlink:href="aig-20230331.xsd#aig_WeightedAverageLoanToValueRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_aig_WeightedAverageLoanToValueRatio_e178ec5a-bc01-4ba5-a0eb-49e643c20952" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_0d516ba9-6ad2-4746-a2a1-847b9b90d196" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_39b8c1c8-a343-418c-997d-9845cb046344" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_0d516ba9-6ad2-4746-a2a1-847b9b90d196" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioByRangeAxis_62c2d692-6941-452a-81b4-005ec8392d2d" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioByRangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_0d516ba9-6ad2-4746-a2a1-847b9b90d196" xlink:to="loc_aig_DebtServiceCoverageRatioByRangeAxis_62c2d692-6941-452a-81b4-005ec8392d2d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioByRangeDomain_62c2d692-6941-452a-81b4-005ec8392d2d_default" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioByRangeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_aig_DebtServiceCoverageRatioByRangeAxis_62c2d692-6941-452a-81b4-005ec8392d2d" xlink:to="loc_aig_DebtServiceCoverageRatioByRangeDomain_62c2d692-6941-452a-81b4-005ec8392d2d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioByRangeDomain_82fa4ba3-2946-4238-8069-022445d118db" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioByRangeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_aig_DebtServiceCoverageRatioByRangeAxis_62c2d692-6941-452a-81b4-005ec8392d2d" xlink:to="loc_aig_DebtServiceCoverageRatioByRangeDomain_82fa4ba3-2946-4238-8069-022445d118db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioRangeOneMember_9b0f5ff0-0b1f-4d28-a947-9f0b0c5a1cc2" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioRangeOneMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtServiceCoverageRatioByRangeDomain_82fa4ba3-2946-4238-8069-022445d118db" xlink:to="loc_aig_DebtServiceCoverageRatioRangeOneMember_9b0f5ff0-0b1f-4d28-a947-9f0b0c5a1cc2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioRangeTwoMember_e4d8b320-a6d7-49b3-991c-7556e3854660" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioRangeTwoMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtServiceCoverageRatioByRangeDomain_82fa4ba3-2946-4238-8069-022445d118db" xlink:to="loc_aig_DebtServiceCoverageRatioRangeTwoMember_e4d8b320-a6d7-49b3-991c-7556e3854660" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtServiceCoverageRatioRangeThreeMember_31576718-5e82-456d-a6be-5e26b503c17d" xlink:href="aig-20230331.xsd#aig_DebtServiceCoverageRatioRangeThreeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DebtServiceCoverageRatioByRangeDomain_82fa4ba3-2946-4238-8069-022445d118db" xlink:to="loc_aig_DebtServiceCoverageRatioRangeThreeMember_31576718-5e82-456d-a6be-5e26b503c17d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueAxis_42061dcb-b4bf-4541-9ffc-1dba851223eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoanToValueAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_0d516ba9-6ad2-4746-a2a1-847b9b90d196" xlink:to="loc_us-gaap_LoanToValueAxis_42061dcb-b4bf-4541-9ffc-1dba851223eb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueDomain_42061dcb-b4bf-4541-9ffc-1dba851223eb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoanToValueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LoanToValueAxis_42061dcb-b4bf-4541-9ffc-1dba851223eb" xlink:to="loc_us-gaap_LoanToValueDomain_42061dcb-b4bf-4541-9ffc-1dba851223eb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoanToValueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LoanToValueAxis_42061dcb-b4bf-4541-9ffc-1dba851223eb" xlink:to="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtToValueRatioLessThan65PercentMember_b3bde722-cf81-40ef-8028-0431d80ed5ec" xlink:href="aig-20230331.xsd#aig_DebtToValueRatioLessThan65PercentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:to="loc_aig_DebtToValueRatioLessThan65PercentMember_b3bde722-cf81-40ef-8028-0431d80ed5ec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtToValueRatioBetween65And75PercentMember_82eb4f89-27eb-4f4c-b807-80a380a41348" xlink:href="aig-20230331.xsd#aig_DebtToValueRatioBetween65And75PercentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:to="loc_aig_DebtToValueRatioBetween65And75PercentMember_82eb4f89-27eb-4f4c-b807-80a380a41348" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtToValueRatioBetween76And80PercentMember_c2b34d6d-6b78-4e42-b205-efa684477d44" xlink:href="aig-20230331.xsd#aig_DebtToValueRatioBetween76And80PercentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:to="loc_aig_DebtToValueRatioBetween76And80PercentMember_c2b34d6d-6b78-4e42-b205-efa684477d44" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Ltv80To100PercentMember_95527cbd-2e18-4b05-b2b1-f826a53eda01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Ltv80To100PercentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LoanToValueDomain_a5d4ec2a-f84b-4596-91c2-84aafbc619f2" xlink:to="loc_us-gaap_Ltv80To100PercentMember_95527cbd-2e18-4b05-b2b1-f826a53eda01" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_adc174b8-56dc-4484-8b47-7e3292146679" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_0d516ba9-6ad2-4746-a2a1-847b9b90d196" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_adc174b8-56dc-4484-8b47-7e3292146679" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_adc174b8-56dc-4484-8b47-7e3292146679_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_adc174b8-56dc-4484-8b47-7e3292146679" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_adc174b8-56dc-4484-8b47-7e3292146679_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f2c6ec81-6eed-419a-ad88-20b2fca02ba5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_adc174b8-56dc-4484-8b47-7e3292146679" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f2c6ec81-6eed-419a-ad88-20b2fca02ba5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_aabd61d6-4060-464d-b680-038db4d6e845" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f2c6ec81-6eed-419a-ad88-20b2fca02ba5" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_aabd61d6-4060-464d-b680-038db4d6e845" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_772d6dc6-baa2-4f38-abb2-187b70d1ddf3" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f2c6ec81-6eed-419a-ad88-20b2fca02ba5" xlink:to="loc_aig_AIGFinancialProductsMember_772d6dc6-baa2-4f38-abb2-187b70d1ddf3" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityperformanceindicatorsforcommercialmortgagesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#LendingActivitiesCreditqualityperformanceindicatorsforcommercialmortgagesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityperformanceindicatorsforcommercialmortgagesDetails" xlink:type="extended" id="i0a44998623dc4d95bcb411f158d457eb_LendingActivitiesCreditqualityperformanceindicatorsforcommercialmortgagesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FinancingReceivableNumberOfLoans_cfa72adc-0c99-4e70-a4d3-1b3e6fc0a48c" xlink:href="aig-20230331.xsd#aig_FinancingReceivableNumberOfLoans"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_aig_FinancingReceivableNumberOfLoans_cfa72adc-0c99-4e70-a4d3-1b3e6fc0a48c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_da73e445-c913-4e6b-b94c-79133d9399d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_da73e445-c913-4e6b-b94c-79133d9399d9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_cc81d1f6-ecf3-4534-8162-9ed2b6e7c889" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_cc81d1f6-ecf3-4534-8162-9ed2b6e7c889" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossToTotalPercent_ec3a906d-0fbe-42f7-a21d-eeb24230e897" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_FinancingReceivableBeforeAllowanceForCreditLossToTotalPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_srt_FinancingReceivableBeforeAllowanceForCreditLossToTotalPercent_ec3a906d-0fbe-42f7-a21d-eeb24230e897" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_FinancingReceivableAllowanceForCreditLossToOutstandingPercent_a3c3fa0d-ee66-4a6e-91ef-8742cbfaf5ee" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_FinancingReceivableAllowanceForCreditLossToOutstandingPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_srt_FinancingReceivableAllowanceForCreditLossToOutstandingPercent_a3c3fa0d-ee66-4a6e-91ef-8742cbfaf5ee" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_8583d451-9d5c-4335-813c-3b614bf6a5ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_a431dc6a-251a-403b-bd5a-08440599b8c6" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_8583d451-9d5c-4335-813c-3b614bf6a5ec" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_639de10d-5ee9-457d-803b-ab35ecd3a8c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_8583d451-9d5c-4335-813c-3b614bf6a5ec" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_639de10d-5ee9-457d-803b-ab35ecd3a8c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_639de10d-5ee9-457d-803b-ab35ecd3a8c6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_639de10d-5ee9-457d-803b-ab35ecd3a8c6" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_639de10d-5ee9-457d-803b-ab35ecd3a8c6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3cdbee30-89ab-4d27-a1df-5cd0eef9991f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_639de10d-5ee9-457d-803b-ab35ecd3a8c6" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3cdbee30-89ab-4d27-a1df-5cd0eef9991f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_4aa09497-5616-4b1f-a08a-4369201204cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3cdbee30-89ab-4d27-a1df-5cd0eef9991f" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_4aa09497-5616-4b1f-a08a-4369201204cb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_8583d451-9d5c-4335-813c-3b614bf6a5ec" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_f3c9eff3-ba87-49f5-8bbb-6126b88f5a62" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ApartmentBuildingMember_15d284ce-a2ab-470c-93c7-7fcc8e398b55" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ApartmentBuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_srt_ApartmentBuildingMember_15d284ce-a2ab-470c-93c7-7fcc8e398b55" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OfficeBuildingMember_b51e29a0-7346-44fe-9cad-66e872464c8c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OfficeBuildingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_srt_OfficeBuildingMember_b51e29a0-7346-44fe-9cad-66e872464c8c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetailMember_33b10f39-4b5d-4c42-ba4a-f51c3cc8926c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetailMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_us-gaap_RetailMember_33b10f39-4b5d-4c42-ba4a-f51c3cc8926c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_IndustrialPropertyMember_0406a086-1875-41dc-a9ba-01b85591c76e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_IndustrialPropertyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_srt_IndustrialPropertyMember_0406a086-1875-41dc-a9ba-01b85591c76e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_HotelMember_1e53f18b-4fe2-420f-b439-4c052572855e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_HotelMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_srt_HotelMember_1e53f18b-4fe2-420f-b439-4c052572855e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherFinancingReceivableMember_55171864-ac82-43a8-b48f-cebd58bceecf" xlink:href="aig-20230331.xsd#aig_OtherFinancingReceivableMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a88218ae-3881-4e03-9bfe-0a7610fa9613" xlink:to="loc_aig_OtherFinancingReceivableMember_55171864-ac82-43a8-b48f-cebd58bceecf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_1d5f6121-c47d-433d-9ed0-39284a1da0c4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_8583d451-9d5c-4335-813c-3b614bf6a5ec" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_1d5f6121-c47d-433d-9ed0-39284a1da0c4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_1d5f6121-c47d-433d-9ed0-39284a1da0c4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_1d5f6121-c47d-433d-9ed0-39284a1da0c4" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_1d5f6121-c47d-433d-9ed0-39284a1da0c4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_69586906-9208-41ee-bcd6-fe0d3e6c4415" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_1d5f6121-c47d-433d-9ed0-39284a1da0c4" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_69586906-9208-41ee-bcd6-fe0d3e6c4415" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialAssetNotPastDueMember_5113b35d-5254-4b70-87db-008bc4e9b099" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialAssetNotPastDueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_69586906-9208-41ee-bcd6-fe0d3e6c4415" xlink:to="loc_us-gaap_FinancialAssetNotPastDueMember_5113b35d-5254-4b70-87db-008bc4e9b099" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FinancialAssetLessThanOrEqualTo90DaysPastDueMember_9df0f624-a28a-4e7a-951a-03855316f6e5" xlink:href="aig-20230331.xsd#aig_FinancialAssetLessThanOrEqualTo90DaysPastDueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_69586906-9208-41ee-bcd6-fe0d3e6c4415" xlink:to="loc_aig_FinancialAssetLessThanOrEqualTo90DaysPastDueMember_9df0f624-a28a-4e7a-951a-03855316f6e5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FinancialAssetGreaterThan90DaysPastDueMember_5adf0c3e-c0cd-4c3a-b617-9368232bbf06" xlink:href="aig-20230331.xsd#aig_FinancialAssetGreaterThan90DaysPastDueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_69586906-9208-41ee-bcd6-fe0d3e6c4415" xlink:to="loc_aig_FinancialAssetGreaterThan90DaysPastDueMember_5adf0c3e-c0cd-4c3a-b617-9368232bbf06" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityofresidentialmortgagesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#LendingActivitiesCreditqualityofresidentialmortgagesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/LendingActivitiesCreditqualityofresidentialmortgagesDetails" xlink:type="extended" id="i13c24f90428c4caab408d33c51e7fd9b_LendingActivitiesCreditqualityofresidentialmortgagesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_9ce860e7-614b-4ffc-81aa-228be62963f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear_9ce860e7-614b-4ffc-81aa-228be62963f6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_4ced6ed1-c109-453e-800a-3511ae1935bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear_4ced6ed1-c109-453e-800a-3511ae1935bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_76494e7e-9d37-4ec1-a666-b25516ef3702" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear_76494e7e-9d37-4ec1-a666-b25516ef3702" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_32ac3d2d-0a27-4264-a462-57654d7e80c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear_32ac3d2d-0a27-4264-a462-57654d7e80c6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_2d660f78-16ed-4ffc-a275-fa60273ec79a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear_2d660f78-16ed-4ffc-a275-fa60273ec79a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_7bd00871-c597-4e26-99d1-8f59fc6ac461" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear_7bd00871-c597-4e26-99d1-8f59fc6ac461" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_c736e3b7-2a01-4a99-9a1c-a4fda3024648" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_c736e3b7-2a01-4a99-9a1c-a4fda3024648" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_a0cb24e9-9ef9-431c-9ef8-fe6ecc971c14" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_8f600acb-7f83-46c0-8161-455c9b732f0f" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_a0cb24e9-9ef9-431c-9ef8-fe6ecc971c14" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoAxis_88e4d327-9d27-4d41-bf99-92347fb7f50b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditScoreFicoAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_a0cb24e9-9ef9-431c-9ef8-fe6ecc971c14" xlink:to="loc_us-gaap_CreditScoreFicoAxis_88e4d327-9d27-4d41-bf99-92347fb7f50b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoDomain_88e4d327-9d27-4d41-bf99-92347fb7f50b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditScoreFicoDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditScoreFicoAxis_88e4d327-9d27-4d41-bf99-92347fb7f50b" xlink:to="loc_us-gaap_CreditScoreFicoDomain_88e4d327-9d27-4d41-bf99-92347fb7f50b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditScoreFicoDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditScoreFicoAxis_88e4d327-9d27-4d41-bf99-92347fb7f50b" xlink:to="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FICOScore780AndGreaterMember_1f34e359-1d8b-43ac-8472-d17a30016910" xlink:href="aig-20230331.xsd#aig_FICOScore780AndGreaterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:to="loc_aig_FICOScore780AndGreaterMember_1f34e359-1d8b-43ac-8472-d17a30016910" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FICOScoreBetween720And779Member_85098d31-a873-4942-aad3-3a88675288fe" xlink:href="aig-20230331.xsd#aig_FICOScoreBetween720And779Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:to="loc_aig_FICOScoreBetween720And779Member_85098d31-a873-4942-aad3-3a88675288fe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FICOScoreBetween660And719Member_179f9a3b-98a8-4a4c-83db-47b4aa15f787" xlink:href="aig-20230331.xsd#aig_FICOScoreBetween660And719Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:to="loc_aig_FICOScoreBetween660And719Member_179f9a3b-98a8-4a4c-83db-47b4aa15f787" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FICOScoreBetween600And659Member_62c8632a-bf4e-4fbb-a2d1-c8f73d6ef6fc" xlink:href="aig-20230331.xsd#aig_FICOScoreBetween600And659Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:to="loc_aig_FICOScoreBetween600And659Member_62c8632a-bf4e-4fbb-a2d1-c8f73d6ef6fc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FICOScoreLessThan600Member_65e09de6-e818-4612-80a2-41b1ab7a6558" xlink:href="aig-20230331.xsd#aig_FICOScoreLessThan600Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_14b320c6-4413-4aa1-8395-8d8b36bfae91" xlink:to="loc_aig_FICOScoreLessThan600Member_65e09de6-e818-4612-80a2-41b1ab7a6558" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1d6050fc-bf2b-483b-bd68-77d877736dda" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_a0cb24e9-9ef9-431c-9ef8-fe6ecc971c14" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1d6050fc-bf2b-483b-bd68-77d877736dda" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1d6050fc-bf2b-483b-bd68-77d877736dda_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1d6050fc-bf2b-483b-bd68-77d877736dda" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1d6050fc-bf2b-483b-bd68-77d877736dda_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_10977673-f997-44c5-a2ff-d648a22ba779" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_1d6050fc-bf2b-483b-bd68-77d877736dda" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_10977673-f997-44c5-a2ff-d648a22ba779" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_8e00075e-44ce-4b0d-89e3-739613af275d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ResidentialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_10977673-f997-44c5-a2ff-d648a22ba779" xlink:to="loc_us-gaap_ResidentialPortfolioSegmentMember_8e00075e-44ce-4b0d-89e3-739613af275d" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/LendingActivitiesRollforwardofthechangesintheallowanceforcreditlossesonMortgageandotherloansreceivableDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#LendingActivitiesRollforwardofthechangesintheallowanceforcreditlossesonMortgageandotherloansreceivableDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/LendingActivitiesRollforwardofthechangesintheallowanceforcreditlossesonMortgageandotherloansreceivableDetails" xlink:type="extended" id="ib1c47492b8f14fec97016e4f3850b572_LendingActivitiesRollforwardofthechangesintheallowanceforcreditlossesonMortgageandotherloansreceivableDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_97c346d7-637f-4ef9-b990-6b1203947d6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllowanceForLoanAndLeaseLossesRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_97c346d7-637f-4ef9-b990-6b1203947d6e" xlink:to="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_10cdc85e-82f4-4af9-ae92-0d94ccfd5e7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_10cdc85e-82f4-4af9-ae92-0d94ccfd5e7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff_5b9587a5-9176-42f7-b329-8649c073bdad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff_5b9587a5-9176-42f7-b329-8649c073bdad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoffAfterRecovery_86bb13f3-f034-473e-8f5e-de099d380533" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoffAfterRecovery"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoffAfterRecovery_86bb13f3-f034-473e-8f5e-de099d380533" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal_edc46f63-80d4-4ad0-b5e7-79b8d38aeaad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForLoanAndLeaseLossesRollForward_3334c879-f701-4ba6-933e-8584482f467c" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal_edc46f63-80d4-4ad0-b5e7-79b8d38aeaad" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest_678fc45f-040f-472b-bf79-064aff9495b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OffBalanceSheetCreditLossLiability_d6d9490f-aa4a-49df-a2ed-848005eb2594" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OffBalanceSheetCreditLossLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_97c346d7-637f-4ef9-b990-6b1203947d6e" xlink:to="loc_us-gaap_OffBalanceSheetCreditLossLiability_d6d9490f-aa4a-49df-a2ed-848005eb2594" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_205c6b99-d5d0-49c8-be06-8a78c5e39a1b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_97c346d7-637f-4ef9-b990-6b1203947d6e" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_205c6b99-d5d0-49c8-be06-8a78c5e39a1b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_2b038e1c-68ef-45b3-92bc-38fb8170d3bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_205c6b99-d5d0-49c8-be06-8a78c5e39a1b" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_2b038e1c-68ef-45b3-92bc-38fb8170d3bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2b038e1c-68ef-45b3-92bc-38fb8170d3bf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_2b038e1c-68ef-45b3-92bc-38fb8170d3bf" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2b038e1c-68ef-45b3-92bc-38fb8170d3bf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0d4672aa-49f3-40c9-aa69-4a0d02613357" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_2b038e1c-68ef-45b3-92bc-38fb8170d3bf" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0d4672aa-49f3-40c9-aa69-4a0d02613357" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_5aaa64ea-20dc-43e5-94c1-a1fa771e884b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0d4672aa-49f3-40c9-aa69-4a0d02613357" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_5aaa64ea-20dc-43e5-94c1-a1fa771e884b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPortfolioSegmentMember_4ae77f3e-ffa2-44f4-a3a2-bb9a80464e2e" xlink:href="aig-20230331.xsd#aig_OtherPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0d4672aa-49f3-40c9-aa69-4a0d02613357" xlink:to="loc_aig_OtherPortfolioSegmentMember_4ae77f3e-ffa2-44f4-a3a2-bb9a80464e2e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingAIGFPOperatingMember_50d451f4-2181-4fd3-a681-8d4e7fc67a90" xlink:href="aig-20230331.xsd#aig_ExcludingAIGFPOperatingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_0d4672aa-49f3-40c9-aa69-4a0d02613357" xlink:to="loc_aig_ExcludingAIGFPOperatingMember_50d451f4-2181-4fd3-a681-8d4e7fc67a90" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ReinsuranceNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ReinsuranceNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ReinsuranceNarrativeDetails" xlink:type="extended" id="i8ea48c403c134d268ff9808bed697ffb_ReinsuranceNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceLineItems_432a128d-5b34-46c4-ad62-202dd048f112" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReservesCeded_9e285c8c-c26f-4775-abde-303c36765c50" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReservesCeded"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_432a128d-5b34-46c4-ad62-202dd048f112" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitsLossesClaimsAndLossExpenseReservesCeded_9e285c8c-c26f-4775-abde-303c36765c50" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesGross_cbc0728b-17df-437c-9d94-5474ecdb7987" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverablesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_432a128d-5b34-46c4-ad62-202dd048f112" xlink:to="loc_us-gaap_ReinsuranceRecoverablesGross_cbc0728b-17df-437c-9d94-5474ecdb7987" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceRecoverablesGrossPercent_670f6aaf-7079-4dae-8af1-e917c78d82f0" xlink:href="aig-20230331.xsd#aig_ReinsuranceRecoverablesGrossPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_432a128d-5b34-46c4-ad62-202dd048f112" xlink:to="loc_aig_ReinsuranceRecoverablesGrossPercent_670f6aaf-7079-4dae-8af1-e917c78d82f0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceTable_1494c234-d166-405d-8d78-72ad6f12d27b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_432a128d-5b34-46c4-ad62-202dd048f112" xlink:to="loc_us-gaap_EffectsOfReinsuranceTable_1494c234-d166-405d-8d78-72ad6f12d27b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_86b28ab6-e9fe-4158-b3af-864c74df23a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_1494c234-d166-405d-8d78-72ad6f12d27b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_86b28ab6-e9fe-4158-b3af-864c74df23a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_86b28ab6-e9fe-4158-b3af-864c74df23a4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_86b28ab6-e9fe-4158-b3af-864c74df23a4" xlink:to="loc_us-gaap_SegmentDomain_86b28ab6-e9fe-4158-b3af-864c74df23a4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_86b28ab6-e9fe-4158-b3af-864c74df23a4" xlink:to="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LegacyLifeAndRetirementRunOffLinesSegmentMemberMember_d0bb023a-f09d-4792-9cee-96d03f173eaa" xlink:href="aig-20230331.xsd#aig_LegacyLifeAndRetirementRunOffLinesSegmentMemberMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:to="loc_aig_LegacyLifeAndRetirementRunOffLinesSegmentMemberMember_d0bb023a-f09d-4792-9cee-96d03f173eaa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LegacyGeneralInsuranceRunOffLinesMemberMember_ca131173-8500-47f8-b657-a8e2bd85f922" xlink:href="aig-20230331.xsd#aig_LegacyGeneralInsuranceRunOffLinesMemberMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:to="loc_aig_LegacyGeneralInsuranceRunOffLinesMemberMember_ca131173-8500-47f8-b657-a8e2bd85f922" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_276c3187-01be-4c35-aa5b-4203d2df668a" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:to="loc_aig_GeneralInsuranceSegmentMember_276c3187-01be-4c35-aa5b-4203d2df668a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeAndRetirementSegmentMember_9808edfb-ddc5-4f9d-9dba-b21e54c056c3" xlink:href="aig-20230331.xsd#aig_LifeAndRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_896e4ccd-ea4d-49af-b505-14419273a211" xlink:to="loc_aig_LifeAndRetirementSegmentMember_9808edfb-ddc5-4f9d-9dba-b21e54c056c3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentAxis_de85ac26-a232-4422-bcd8-9ca1b9935e8c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_1494c234-d166-405d-8d78-72ad6f12d27b" xlink:to="loc_us-gaap_InternalCreditAssessmentAxis_de85ac26-a232-4422-bcd8-9ca1b9935e8c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_de85ac26-a232-4422-bcd8-9ca1b9935e8c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_de85ac26-a232-4422-bcd8-9ca1b9935e8c" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_de85ac26-a232-4422-bcd8-9ca1b9935e8c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalCreditAssessmentDomain_14a1909e-15f4-446f-9d72-ff696fe35740" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalCreditAssessmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InternalCreditAssessmentAxis_de85ac26-a232-4422-bcd8-9ca1b9935e8c" xlink:to="loc_us-gaap_InternalCreditAssessmentDomain_14a1909e-15f4-446f-9d72-ff696fe35740" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalInvestmentGradeMember_ecef0716-6587-4ab1-9198-1707087a3570" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalInvestmentGradeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_14a1909e-15f4-446f-9d72-ff696fe35740" xlink:to="loc_us-gaap_InternalInvestmentGradeMember_ecef0716-6587-4ab1-9198-1707087a3570" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InternalNoninvestmentGradeMember_ce8fd84e-e0b4-4d03-b0d4-6228306bcc19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InternalNoninvestmentGradeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_14a1909e-15f4-446f-9d72-ff696fe35740" xlink:to="loc_us-gaap_InternalNoninvestmentGradeMember_ce8fd84e-e0b4-4d03-b0d4-6228306bcc19" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NotRatedMember_287d402b-1ec5-41e7-a51e-71b9fb87ce16" xlink:href="aig-20230331.xsd#aig_NotRatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InternalCreditAssessmentDomain_14a1909e-15f4-446f-9d72-ff696fe35740" xlink:to="loc_aig_NotRatedMember_287d402b-1ec5-41e7-a51e-71b9fb87ce16" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_1494c234-d166-405d-8d78-72ad6f12d27b" xlink:to="loc_srt_ProductOrServiceAxis_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b" xlink:to="loc_srt_ProductsAndServicesDomain_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_ad075166-418b-4679-bb44-a79d1a437be4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_94dfeb6f-e3ff-4bf9-8924-1d6d91270d9b" xlink:to="loc_srt_ProductsAndServicesDomain_ad075166-418b-4679-bb44-a79d1a437be4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CaptiveInsurersMember_ce47a601-d025-4200-898c-05ffb4b2fffb" xlink:href="aig-20230331.xsd#aig_CaptiveInsurersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_ad075166-418b-4679-bb44-a79d1a437be4" xlink:to="loc_aig_CaptiveInsurersMember_ce47a601-d025-4200-898c-05ffb4b2fffb" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ReinsuranceSummaryofthecompositionofpoolofassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ReinsuranceSummaryofthecompositionofpoolofassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ReinsuranceSummaryofthecompositionofpoolofassetsDetails" xlink:type="extended" id="ia8b549832fde4beebf8990740a95640a_ReinsuranceSummaryofthecompositionofpoolofassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a7fefff3-71ed-41b8-aa4d-fef13e04661f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_a7fefff3-71ed-41b8-aa4d-fef13e04661f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_70a5efa3-18cb-4a74-8ec3-c9c1bba366f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_TradingSecuritiesDebt_70a5efa3-18cb-4a74-8ec3-c9c1bba366f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_2e1e39d4-97b0-476d-83d9-0c6d55dd2904" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_2e1e39d4-97b0-476d-83d9-0c6d55dd2904" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableFairValueDisclosure_2b273712-14f9-4780-96dc-f75170fa554e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansReceivableFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_LoansReceivableFairValueDisclosure_2b273712-14f9-4780-96dc-f75170fa554e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_372c6a78-89fa-4b09-97d2-7103abe5f9cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyNet_372c6a78-89fa-4b09-97d2-7103abe5f9cc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_138055c2-8158-455f-a53b-06ade19034a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AlternativeInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_AlternativeInvestment_138055c2-8158-455f-a53b-06ade19034a4" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_142df02d-bf17-42f3-afee-aec2ff91e78c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_OtherShortTermInvestments_142df02d-bf17-42f3-afee-aec2ff91e78c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_47c6290a-abcc-4de0-a4b2-5db612542324" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FundsHeldUnderReinsuranceAgreementsAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_FundsHeldUnderReinsuranceAgreementsAsset_47c6290a-abcc-4de0-a4b2-5db612542324" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_86152deb-09ed-46c0-a065-92a151509c08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DerivativeAssets_86152deb-09ed-46c0-a065-92a151509c08" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_6e8bd962-ad96-4f2c-a238-6caea17d41c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_6e8bd962-ad96-4f2c-a238-6caea17d41c3" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_c8e1aab0-cd1e-46a0-bc01-2e9433f44f83" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_OtherAssets_c8e1aab0-cd1e-46a0-bc01-2e9433f44f83" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsFairValueDisclosure_e33420c7-6c48-4015-af59-db298124e7c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_OtherAssetsFairValueDisclosure_e33420c7-6c48-4015-af59-db298124e7c1" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_71ee3c58-424f-460f-8d4c-acb8059cc0da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_Assets_71ee3c58-424f-460f-8d4c-acb8059cc0da" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_82a2d16a-c10b-4cc7-8fc1-0002b61bd661" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_82a2d16a-c10b-4cc7-8fc1-0002b61bd661" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedGainLoss_f8c2b0c0-10c7-4b37-8085-6c3398e66f3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedGainLoss_f8c2b0c0-10c7-4b37-8085-6c3398e66f3d" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DebtSecuritiesAvailableForSaleUnrealizedGainLossNetOfTax_eeb953e2-f71a-4ebe-808e-d5f22b8dff4b" xlink:href="aig-20230331.xsd#aig_DebtSecuritiesAvailableForSaleUnrealizedGainLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_aig_DebtSecuritiesAvailableForSaleUnrealizedGainLossNetOfTax_eeb953e2-f71a-4ebe-808e-d5f22b8dff4b" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueOfCollateral_f0e200e0-37d1-4194-ba91-cda088ac49cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetFairValueOfCollateral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DerivativeAssetFairValueOfCollateral_f0e200e0-37d1-4194-ba91-cda088ac49cf" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueOfCollateral_725614e5-b1ae-4f7a-8973-38636d7b4f44" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityFairValueOfCollateral"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueOfCollateral_725614e5-b1ae-4f7a-8973-38636d7b4f44" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_e5a73b13-b7dd-4d43-aa65-97b79dcdee9e" xlink:to="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_f61ebbb0-ac80-4c2e-9410-02ef94341d7c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:to="loc_us-gaap_CededCreditRiskAxis_f61ebbb0-ac80-4c2e-9410-02ef94341d7c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_f61ebbb0-ac80-4c2e-9410-02ef94341d7c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_f61ebbb0-ac80-4c2e-9410-02ef94341d7c" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_f61ebbb0-ac80-4c2e-9410-02ef94341d7c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_8fdb4e9f-f4c5-479e-8656-a09ac336d800" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_f61ebbb0-ac80-4c2e-9410-02ef94341d7c" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_8fdb4e9f-f4c5-479e-8656-a09ac336d800" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeHoldingsMember_ff6f1b3b-c4f3-40db-9d23-63d861db9415" xlink:href="aig-20230331.xsd#aig_FortitudeHoldingsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_8fdb4e9f-f4c5-479e-8656-a09ac336d800" xlink:to="loc_aig_FortitudeHoldingsMember_ff6f1b3b-c4f3-40db-9d23-63d861db9415" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_573ad96e-2df1-4dd7-886e-395c47a5d9c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_573ad96e-2df1-4dd7-886e-395c47a5d9c8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_573ad96e-2df1-4dd7-886e-395c47a5d9c8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_573ad96e-2df1-4dd7-886e-395c47a5d9c8" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_573ad96e-2df1-4dd7-886e-395c47a5d9c8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_ac2fc26e-f32f-429a-9e1d-b9fca7641f49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_573ad96e-2df1-4dd7-886e-395c47a5d9c8" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_ac2fc26e-f32f-429a-9e1d-b9fca7641f49" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialPortfolioSegmentMember_8c568e8b-4e6a-4c08-abc8-61f8b6d6049a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommercialPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_ac2fc26e-f32f-429a-9e1d-b9fca7641f49" xlink:to="loc_us-gaap_CommercialPortfolioSegmentMember_8c568e8b-4e6a-4c08-abc8-61f8b6d6049a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsurancePolicyPortfolioSegmentMember_ed45251c-7544-40c9-b086-de651a798b96" xlink:href="aig-20230331.xsd#aig_LifeInsurancePolicyPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_ac2fc26e-f32f-429a-9e1d-b9fca7641f49" xlink:to="loc_aig_LifeInsurancePolicyPortfolioSegmentMember_ed45251c-7544-40c9-b086-de651a798b96" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_03ceca6e-63d8-478d-9fe3-3c1b17244329" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:to="loc_us-gaap_InvestmentTypeAxis_03ceca6e-63d8-478d-9fe3-3c1b17244329" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_03ceca6e-63d8-478d-9fe3-3c1b17244329_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_03ceca6e-63d8-478d-9fe3-3c1b17244329" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_03ceca6e-63d8-478d-9fe3-3c1b17244329_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_ba815a4d-0193-466b-b07f-8432362754a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_03ceca6e-63d8-478d-9fe3-3c1b17244329" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_ba815a4d-0193-466b-b07f-8432362754a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_HedgeFundsAndPrivateEquityFundsMember_7311800f-6422-43ea-a4ef-b9a985ecb449" xlink:href="aig-20230331.xsd#aig_HedgeFundsAndPrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_ba815a4d-0193-466b-b07f-8432362754a4" xlink:to="loc_aig_HedgeFundsAndPrivateEquityFundsMember_7311800f-6422-43ea-a4ef-b9a985ecb449" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_b53bfb0c-343c-49bf-8659-eb98ea493e2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_82252c46-dd88-4897-afb2-ff73c240d7ed" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_b53bfb0c-343c-49bf-8659-eb98ea493e2f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_b53bfb0c-343c-49bf-8659-eb98ea493e2f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_b53bfb0c-343c-49bf-8659-eb98ea493e2f" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_b53bfb0c-343c-49bf-8659-eb98ea493e2f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_930fc5f4-2d1e-4b96-8321-8b884450ad86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_b53bfb0c-343c-49bf-8659-eb98ea493e2f" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_930fc5f4-2d1e-4b96-8321-8b884450ad86" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_78dcd6f8-c8cd-4f88-8674-4a421aa5404e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_930fc5f4-2d1e-4b96-8321-8b884450ad86" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_78dcd6f8-c8cd-4f88-8674-4a421aa5404e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_1a0bb1a6-2187-4929-8fcd-a42520fe3598" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_78dcd6f8-c8cd-4f88-8674-4a421aa5404e" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_1a0bb1a6-2187-4929-8fcd-a42520fe3598" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575a5015-afa5-45dd-8c9e-1a054a00de43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_78dcd6f8-c8cd-4f88-8674-4a421aa5404e" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_575a5015-afa5-45dd-8c9e-1a054a00de43" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ReinsuranceSummaryoftheimpactoffundswithheldDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ReinsuranceSummaryoftheimpactoffundswithheldDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ReinsuranceSummaryoftheimpactoffundswithheldDetails" xlink:type="extended" id="i4714b5b2875b4dc68a14c2fcf3db3168_ReinsuranceSummaryoftheimpactoffundswithheldDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome_f0b91e28-1692-493e-bdce-9fd33ad83682" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_NetInvestmentIncome_f0b91e28-1692-493e-bdce-9fd33ad83682" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_e454e4ad-90b2-41e2-bfed-a121cce986a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_GainLossOnInvestments_e454e4ad-90b2-41e2-bfed-a121cce986a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bf861c17-697b-4748-bfeb-c9d63328901f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_bf861c17-697b-4748-bfeb-c9d63328901f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_72ef6c2b-a9a4-4cc6-b7d0-b88ad2764d63" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_72ef6c2b-a9a4-4cc6-b7d0-b88ad2764d63" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_74e408f1-7a8a-484d-976a-08d1b209a0ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_ProfitLoss_74e408f1-7a8a-484d-976a-08d1b209a0ec" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_078faf13-ee2e-47da-a1a2-4ab0acf0cdf3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_078faf13-ee2e-47da-a1a2-4ab0acf0cdf3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_7145e6dd-8261-441f-be37-05615f61a5f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_7145e6dd-8261-441f-be37-05615f61a5f7" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceTable_a95493d6-103b-4837-92c2-de1907ae98ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_c9be559c-b38f-477e-8ddc-92d15380e073" xlink:to="loc_us-gaap_EffectsOfReinsuranceTable_a95493d6-103b-4837-92c2-de1907ae98ef" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_5b273ec6-7978-47ec-a83a-cbcaeec8193a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a95493d6-103b-4837-92c2-de1907ae98ef" xlink:to="loc_us-gaap_CededCreditRiskAxis_5b273ec6-7978-47ec-a83a-cbcaeec8193a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_5b273ec6-7978-47ec-a83a-cbcaeec8193a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_5b273ec6-7978-47ec-a83a-cbcaeec8193a" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_5b273ec6-7978-47ec-a83a-cbcaeec8193a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_a0aa3082-eb88-45b4-95a0-90b04f2f5623" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_5b273ec6-7978-47ec-a83a-cbcaeec8193a" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_a0aa3082-eb88-45b4-95a0-90b04f2f5623" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeHoldingsMember_0d1ec4cb-e797-43c3-a661-b96f10649e6b" xlink:href="aig-20230331.xsd#aig_FortitudeHoldingsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_a0aa3082-eb88-45b4-95a0-90b04f2f5623" xlink:to="loc_aig_FortitudeHoldingsMember_0d1ec4cb-e797-43c3-a661-b96f10649e6b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_dbc056c8-e12a-4465-a484-e4d033b05620" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a95493d6-103b-4837-92c2-de1907ae98ef" xlink:to="loc_us-gaap_InvestmentTypeAxis_dbc056c8-e12a-4465-a484-e4d033b05620" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_dbc056c8-e12a-4465-a484-e4d033b05620_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_dbc056c8-e12a-4465-a484-e4d033b05620" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_dbc056c8-e12a-4465-a484-e4d033b05620_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_1178457b-01c5-42bd-828f-8c7c1b5925ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_dbc056c8-e12a-4465-a484-e4d033b05620" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_1178457b-01c5-42bd-828f-8c7c1b5925ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_a6af68fa-0713-4345-93b8-210b276c25d1" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_1178457b-01c5-42bd-828f-8c7c1b5925ee" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_a6af68fa-0713-4345-93b8-210b276c25d1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentsMember_1267312e-ab76-462a-93ac-3acf287771af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_1178457b-01c5-42bd-828f-8c7c1b5925ee" xlink:to="loc_us-gaap_OtherInvestmentsMember_1267312e-ab76-462a-93ac-3acf287771af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_ce8ef263-af26-44b7-a327-672d76e770f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a95493d6-103b-4837-92c2-de1907ae98ef" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_ce8ef263-af26-44b7-a327-672d76e770f5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_ce8ef263-af26-44b7-a327-672d76e770f5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_ce8ef263-af26-44b7-a327-672d76e770f5" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_ce8ef263-af26-44b7-a327-672d76e770f5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_40c4fa70-232a-4baf-be52-fafa827ae138" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_ce8ef263-af26-44b7-a327-672d76e770f5" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_40c4fa70-232a-4baf-be52-fafa827ae138" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_a075f5c6-78c8-467e-b0b6-c1c6e54bba4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_40c4fa70-232a-4baf-be52-fafa827ae138" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_a075f5c6-78c8-467e-b0b6-c1c6e54bba4e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ReinsuranceRollforwardofthereinsurancerecoverableallowanceforcreditlossesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ReinsuranceRollforwardofthereinsurancerecoverableallowanceforcreditlossesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ReinsuranceRollforwardofthereinsurancerecoverableallowanceforcreditlossesDetails" xlink:type="extended" id="i0b04a069bd86483099e19725935ccef8_ReinsuranceRollforwardofthereinsurancerecoverableallowanceforcreditlossesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceLineItems_ceee53c4-f372-4440-a927-07efb2bce35c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_ceee53c4-f372-4440-a927-07efb2bce35c" xlink:to="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesAllowance_2883d98e-ca1b-4885-89af-b33deb2703af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverablesAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:to="loc_us-gaap_ReinsuranceRecoverablesAllowance_2883d98e-ca1b-4885-89af-b33deb2703af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverableCreditLossExpenseReversal_8ff22494-15a4-466f-b7ff-85686649696e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverableCreditLossExpenseReversal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:to="loc_us-gaap_ReinsuranceRecoverableCreditLossExpenseReversal_8ff22494-15a4-466f-b7ff-85686649696e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceLossOnUncollectibleAccountsInPeriodAmount_83ed290b-7220-45e4-b6f5-a92e61344e2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceLossOnUncollectibleAccountsInPeriodAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:to="loc_us-gaap_ReinsuranceLossOnUncollectibleAccountsInPeriodAmount_83ed290b-7220-45e4-b6f5-a92e61344e2a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceRecoverablesAllowanceOtherIncreaseDecrease_b30cf3d6-452f-4ad1-8b5d-f361d0b1fd13" xlink:href="aig-20230331.xsd#aig_ReinsuranceRecoverablesAllowanceOtherIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReinsuranceRecoverableAllowanceForCreditLossRollForward_5b2b2d3a-e419-4338-9871-63a715d5f97e" xlink:to="loc_aig_ReinsuranceRecoverablesAllowanceOtherIncreaseDecrease_b30cf3d6-452f-4ad1-8b5d-f361d0b1fd13" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverablesAllowance_0e417810-6089-4f9b-b986-8db8fb042851" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverablesAllowance"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceTable_179ac855-3dca-4a04-8e04-7ffc90b298b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_ceee53c4-f372-4440-a927-07efb2bce35c" xlink:to="loc_us-gaap_EffectsOfReinsuranceTable_179ac855-3dca-4a04-8e04-7ffc90b298b1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_9710071d-630d-412b-900f-64ab37bd9a12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_179ac855-3dca-4a04-8e04-7ffc90b298b1" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_9710071d-630d-412b-900f-64ab37bd9a12" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_9710071d-630d-412b-900f-64ab37bd9a12_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_9710071d-630d-412b-900f-64ab37bd9a12" xlink:to="loc_us-gaap_SegmentDomain_9710071d-630d-412b-900f-64ab37bd9a12_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_2d1f704d-ff90-4e0c-b33c-322bd8188f32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_9710071d-630d-412b-900f-64ab37bd9a12" xlink:to="loc_us-gaap_SegmentDomain_2d1f704d-ff90-4e0c-b33c-322bd8188f32" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_d563a202-2cb6-4880-b5c0-12bd9dc69a6f" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_2d1f704d-ff90-4e0c-b33c-322bd8188f32" xlink:to="loc_aig_GeneralInsuranceSegmentMember_d563a202-2cb6-4880-b5c0-12bd9dc69a6f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeAndRetirementSegmentMember_2838ff88-7e1b-4eee-8ef5-1ed790f7a4a3" xlink:href="aig-20230331.xsd#aig_LifeAndRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_2d1f704d-ff90-4e0c-b33c-322bd8188f32" xlink:to="loc_aig_LifeAndRetirementSegmentMember_2838ff88-7e1b-4eee-8ef5-1ed790f7a4a3" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ReinsuranceRollforwardofthereinsurableallowanceforcreditlossesbeforeadoptionDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ReinsuranceRollforwardofthereinsurableallowanceforcreditlossesbeforeadoptionDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ReinsuranceRollforwardofthereinsurableallowanceforcreditlossesbeforeadoptionDetails" xlink:type="extended" id="i4f859790b3f14de2a6fb05afb85c397b_ReinsuranceRollforwardofthereinsurableallowanceforcreditlossesbeforeadoptionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceLineItems_a14dee47-c176-424d-9b2f-e5493fc37d84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAssetsNetOfAllowance_719ff095-ab31-4098-a512-0383acc71bae" xlink:href="aig-20230331.xsd#aig_ReinsuranceAssetsNetOfAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_a14dee47-c176-424d-9b2f-e5493fc37d84" xlink:to="loc_aig_ReinsuranceAssetsNetOfAllowance_719ff095-ab31-4098-a512-0383acc71bae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectsOfReinsuranceTable_a8537fb7-6f54-43f2-9cf8-8e53795286fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectsOfReinsuranceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EffectsOfReinsuranceLineItems_a14dee47-c176-424d-9b2f-e5493fc37d84" xlink:to="loc_us-gaap_EffectsOfReinsuranceTable_a8537fb7-6f54-43f2-9cf8-8e53795286fb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a8537fb7-6f54-43f2-9cf8-8e53795286fb" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5" xlink:to="loc_us-gaap_SegmentDomain_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_25e6b688-f0e1-40f4-aabc-3e3d3acf7eb5" xlink:to="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_d89c3670-861b-47be-a499-8d5bc7987939" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:to="loc_aig_IndividualRetirementSegmentMember_d89c3670-861b-47be-a499-8d5bc7987939" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_b54244d2-d0e6-4cf6-a7b0-cb7a480cc19c" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:to="loc_aig_GroupRetirementSegmentMember_b54244d2-d0e6-4cf6-a7b0-cb7a480cc19c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_cd166b55-a05e-432c-872e-782a75a15e62" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_cd166b55-a05e-432c-872e-782a75a15e62" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsMember_5bbb89e0-9e13-4acd-8262-a1666ceb5426" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:to="loc_aig_InstitutionalMarketsMember_5bbb89e0-9e13-4acd-8262-a1666ceb5426" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_4d63d187-58c6-4e49-a533-a500ab677262" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9bb127fd-e10d-4cf0-b620-233992013032" xlink:to="loc_aig_GeneralInsuranceSegmentMember_4d63d187-58c6-4e49-a533-a500ab677262" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_4adb328d-76bc-401b-b4c6-8617928c1852" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a8537fb7-6f54-43f2-9cf8-8e53795286fb" xlink:to="loc_srt_RestatementAxis_4adb328d-76bc-401b-b4c6-8617928c1852" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_4adb328d-76bc-401b-b4c6-8617928c1852_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_4adb328d-76bc-401b-b4c6-8617928c1852" xlink:to="loc_srt_RestatementDomain_4adb328d-76bc-401b-b4c6-8617928c1852_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_4adb328d-76bc-401b-b4c6-8617928c1852" xlink:to="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_a16ab092-5920-4f3f-a760-89f47e4e373d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_a16ab092-5920-4f3f-a760-89f47e4e373d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToMarketRiskBenefitsMember_612563e7-b8ec-499d-82cb-633828967ea0" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToMarketRiskBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToMarketRiskBenefitsMember_612563e7-b8ec-499d-82cb-633828967ea0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForNetPremiumReserveMember_371c0958-ee71-4180-89ac-b83566bbec41" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForNetPremiumReserveMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForNetPremiumReserveMember_371c0958-ee71-4180-89ac-b83566bbec41" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForChangeDueToTheCurrentUpperMediumGradeDiscountRateMember_45b96e16-59b6-4a0d-96aa-34deb5591ac1" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForChangeDueToTheCurrentUpperMediumGradeDiscountRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForChangeDueToTheCurrentUpperMediumGradeDiscountRateMember_45b96e16-59b6-4a0d-96aa-34deb5591ac1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToCostOfReinsuranceMember_fad5dab8-c656-401c-996f-21cd72f7432a" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToCostOfReinsuranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_a78a764e-47b6-4e66-a060-e3e89614149d" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationToCostOfReinsuranceMember_fad5dab8-c656-401c-996f-21cd72f7432a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_EffectsOfReinsuranceTable_a8537fb7-6f54-43f2-9cf8-8e53795286fb" xlink:to="loc_us-gaap_CededCreditRiskAxis_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_f2fdb974-f3e1-41ff-93b9-7384158221df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_af2a6dbe-d151-4f32-ad5b-bfd2eca2dfdc" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_f2fdb974-f3e1-41ff-93b9-7384158221df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_4dfc8f31-d1dd-438f-9558-d076f8491be8" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_f2fdb974-f3e1-41ff-93b9-7384158221df" xlink:to="loc_aig_FortitudeReMember_4dfc8f31-d1dd-438f-9558-d076f8491be8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExcludingFortitudeMember_56cb7bbd-717c-404a-a9f6-3779f706ff47" xlink:href="aig-20230331.xsd#aig_ExcludingFortitudeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_f2fdb974-f3e1-41ff-93b9-7384158221df" xlink:to="loc_aig_ExcludingFortitudeMember_56cb7bbd-717c-404a-a9f6-3779f706ff47" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofLDTIandDSIAdoptionAdjustmentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DeferredPolicyAcquisitionCostsRollforwardofLDTIandDSIAdoptionAdjustmentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofLDTIandDSIAdoptionAdjustmentsDetails" xlink:type="extended" id="i30b7a68fadee4db58bf07da50f3ebf8a_DeferredPolicyAcquisitionCostsRollforwardofLDTIandDSIAdoptionAdjustmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_5330a074-eedc-45d0-9746-e851fd923398" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCosts_3bdde1d0-e3c7-4ef1-b9d1-ec431faa3969" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_5330a074-eedc-45d0-9746-e851fd923398" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCosts_3bdde1d0-e3c7-4ef1-b9d1-ec431faa3969" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredSalesInducementsNet_991dc4fd-d80e-4a2d-a289-94414d96157a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredSalesInducementsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_5330a074-eedc-45d0-9746-e851fd923398" xlink:to="loc_us-gaap_DeferredSalesInducementsNet_991dc4fd-d80e-4a2d-a289-94414d96157a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_97a9d735-c2ec-4844-85cf-969cac4da372" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_5330a074-eedc-45d0-9746-e851fd923398" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_97a9d735-c2ec-4844-85cf-969cac4da372" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_38b54666-9083-4ea3-888c-c2ee7e5ea7b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_97a9d735-c2ec-4844-85cf-969cac4da372" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_38b54666-9083-4ea3-888c-c2ee7e5ea7b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_38b54666-9083-4ea3-888c-c2ee7e5ea7b2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_38b54666-9083-4ea3-888c-c2ee7e5ea7b2" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_38b54666-9083-4ea3-888c-c2ee7e5ea7b2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_90b791ed-d83d-4aee-a567-db9abb1c809c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_38b54666-9083-4ea3-888c-c2ee7e5ea7b2" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_90b791ed-d83d-4aee-a567-db9abb1c809c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LongDurationInsuranceContractsMember_cc4cb40a-b0ba-4a52-b520-0fc51bd86221" xlink:href="aig-20230331.xsd#aig_LongDurationInsuranceContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_90b791ed-d83d-4aee-a567-db9abb1c809c" xlink:to="loc_aig_LongDurationInsuranceContractsMember_cc4cb40a-b0ba-4a52-b520-0fc51bd86221" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_b19f4d91-392f-49c0-b114-b79511417d4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_97a9d735-c2ec-4844-85cf-969cac4da372" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_b19f4d91-392f-49c0-b114-b79511417d4b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b19f4d91-392f-49c0-b114-b79511417d4b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b19f4d91-392f-49c0-b114-b79511417d4b" xlink:to="loc_us-gaap_SegmentDomain_b19f4d91-392f-49c0-b114-b79511417d4b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b19f4d91-392f-49c0-b114-b79511417d4b" xlink:to="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_41cba3d2-0d68-45f5-8c65-dbfe503e36a9" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:to="loc_aig_IndividualRetirementSegmentMember_41cba3d2-0d68-45f5-8c65-dbfe503e36a9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_adbd772e-918b-4a16-a582-002840c253b5" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:to="loc_aig_GroupRetirementSegmentMember_adbd772e-918b-4a16-a582-002840c253b5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_d3888cac-dd59-49ce-9c2e-54be6d8de2c2" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_d3888cac-dd59-49ce-9c2e-54be6d8de2c2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsMember_542cf9cb-650c-4b9e-af59-abde394000d9" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:to="loc_aig_InstitutionalMarketsMember_542cf9cb-650c-4b9e-af59-abde394000d9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_7663cbe8-ae4e-481d-80f2-0b370073ff76" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_b1b99286-7908-483d-8c6c-0ced66729d8f" xlink:to="loc_aig_GeneralInsuranceSegmentMember_7663cbe8-ae4e-481d-80f2-0b370073ff76" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_eb32765b-b33c-44dc-9a4a-e846b4d315fe" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_97a9d735-c2ec-4844-85cf-969cac4da372" xlink:to="loc_srt_RestatementAxis_eb32765b-b33c-44dc-9a4a-e846b4d315fe" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_eb32765b-b33c-44dc-9a4a-e846b4d315fe_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_eb32765b-b33c-44dc-9a4a-e846b4d315fe" xlink:to="loc_srt_RestatementDomain_eb32765b-b33c-44dc-9a4a-e846b4d315fe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_835d0d62-e35e-40b3-9c86-14fedb6980fb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_eb32765b-b33c-44dc-9a4a-e846b4d315fe" xlink:to="loc_srt_RestatementDomain_835d0d62-e35e-40b3-9c86-14fedb6980fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_83d323ea-7e33-4ee0-b313-f0a076268291" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_835d0d62-e35e-40b3-9c86-14fedb6980fb" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_83d323ea-7e33-4ee0-b313-f0a076268291" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_8ef87a95-9373-46a9-b288-13249fff4229" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_835d0d62-e35e-40b3-9c86-14fedb6980fb" xlink:to="loc_srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember_8ef87a95-9373-46a9-b288-13249fff4229" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofDACDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DeferredPolicyAcquisitionCostsRollforwardofDACDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofDACDetails" xlink:type="extended" id="i51e165b1fafe4355b4ef7ec161beaa68_DeferredPolicyAcquisitionCostsRollforwardofDACDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_13d706c9-0099-4fe4-925e-0dbda802e18f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_13d706c9-0099-4fe4-925e-0dbda802e18f" xlink:to="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCosts_fb92ca2e-2929-4722-8e3d-a37fce5c075b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCosts_fb92ca2e-2929-4722-8e3d-a37fce5c075b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAdditions_f556432d-cd07-4632-9f42-aa4fee9f7c91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAdditions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAdditions_f556432d-cd07-4632-9f42-aa4fee9f7c91" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_2227e8c9-cbc1-4349-90f0-1efc0973a4da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostAmortizationExpense_2227e8c9-cbc1-4349-90f0-1efc0973a4da" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DeferredPolicyAcquisitionCostsIncreaseDecreaseDueToForeignCurrencyTranslationAndOther_ffb5a6a5-757c-432d-91ec-4befa638d543" xlink:href="aig-20230331.xsd#aig_DeferredPolicyAcquisitionCostsIncreaseDecreaseDueToForeignCurrencyTranslationAndOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementAnalysisOfDeferredPolicyAcquisitionCostsRollForward_674af89f-b489-42c5-b5a5-f820d4f7e4da" xlink:to="loc_aig_DeferredPolicyAcquisitionCostsIncreaseDecreaseDueToForeignCurrencyTranslationAndOther_ffb5a6a5-757c-432d-91ec-4befa638d543" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCosts_9fc5a959-7dca-4202-910c-d8062392c9b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCosts"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_5ad1c4cd-79b4-4626-9394-cb4509d4cdad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_13d706c9-0099-4fe4-925e-0dbda802e18f" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_5ad1c4cd-79b4-4626-9394-cb4509d4cdad" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_5e9123d6-1630-44b5-a03d-7b97947e234e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_5ad1c4cd-79b4-4626-9394-cb4509d4cdad" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_5e9123d6-1630-44b5-a03d-7b97947e234e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_5e9123d6-1630-44b5-a03d-7b97947e234e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_5e9123d6-1630-44b5-a03d-7b97947e234e" xlink:to="loc_us-gaap_SegmentDomain_5e9123d6-1630-44b5-a03d-7b97947e234e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_5e9123d6-1630-44b5-a03d-7b97947e234e" xlink:to="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_02d08952-0b92-4d54-8ad4-2d521665d563" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:to="loc_aig_GeneralInsuranceSegmentMember_02d08952-0b92-4d54-8ad4-2d521665d563" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_40622383-7646-4f37-9c76-2015efb8ed6d" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:to="loc_aig_IndividualRetirementSegmentMember_40622383-7646-4f37-9c76-2015efb8ed6d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_c1b97f2b-5421-41cc-b2a9-4144e6ddbab2" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:to="loc_aig_GroupRetirementSegmentMember_c1b97f2b-5421-41cc-b2a9-4144e6ddbab2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_8489b091-bcef-481d-a350-50d778b1ecd6" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_8489b091-bcef-481d-a350-50d778b1ecd6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_69356bc7-2c2f-4fc4-af72-0a73aef057ed" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ec8858b6-553d-4663-9657-f0bee205d79d" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_69356bc7-2c2f-4fc4-af72-0a73aef057ed" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofDSIDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DeferredPolicyAcquisitionCostsRollforwardofDSIDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DeferredPolicyAcquisitionCostsRollforwardofDSIDetails" xlink:type="extended" id="ia9954e43d42a457bba42bd1c03ae4e88_DeferredPolicyAcquisitionCostsRollforwardofDSIDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredSalesInducementsNet_50f06df1-d5c6-4fda-af9b-3829aeb170f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredSalesInducementsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_us-gaap_DeferredSalesInducementsNet_50f06df1-d5c6-4fda-af9b-3829aeb170f3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredSalesInducementsAdditions_0e73108b-a203-44c8-8151-0e0b74b08714" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredSalesInducementsAdditions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_us-gaap_DeferredSalesInducementsAdditions_0e73108b-a203-44c8-8151-0e0b74b08714" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredSalesInducementsAmortizationExpense_528b784f-a8cd-4d40-9e1d-2b58cc146c79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredSalesInducementsAmortizationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_us-gaap_DeferredSalesInducementsAmortizationExpense_528b784f-a8cd-4d40-9e1d-2b58cc146c79" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredSalesInducementsNet_cbc91375-5d64-405c-8f04-2294db883471" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredSalesInducementsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_5a14f6ce-0c93-4205-9c70-db469d3d4ebb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_us-gaap_DeferredPolicyAcquisitionCostsAndValueOfBusinessAcquired_5a14f6ce-0c93-4205-9c70-db469d3d4ebb" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherAssetsExcludingDeferredSaleInducements_1ff37bbc-b492-4872-be23-b66762c1354e" xlink:href="aig-20230331.xsd#aig_OtherAssetsExcludingDeferredSaleInducements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_aig_OtherAssetsExcludingDeferredSaleInducements_1ff37bbc-b492-4872-be23-b66762c1354e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_26b8b7e9-141e-432a-8c56-cefa0f9eed25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_44097042-b6ac-428b-a504-50042fae2300" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_26b8b7e9-141e-432a-8c56-cefa0f9eed25" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_d06b9baf-9949-4cdd-af39-54f5cedc2004" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_26b8b7e9-141e-432a-8c56-cefa0f9eed25" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_d06b9baf-9949-4cdd-af39-54f5cedc2004" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d06b9baf-9949-4cdd-af39-54f5cedc2004_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_d06b9baf-9949-4cdd-af39-54f5cedc2004" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d06b9baf-9949-4cdd-af39-54f5cedc2004_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_46af36cb-01d3-4f88-8702-ff4224005801" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_d06b9baf-9949-4cdd-af39-54f5cedc2004" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_46af36cb-01d3-4f88-8702-ff4224005801" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DeferredSaleInducementsMember_d05ba8d6-bfb6-49ee-a7ef-280c839350a1" xlink:href="aig-20230331.xsd#aig_DeferredSaleInducementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_46af36cb-01d3-4f88-8702-ff4224005801" xlink:to="loc_aig_DeferredSaleInducementsMember_d05ba8d6-bfb6-49ee-a7ef-280c839350a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_308e1d1e-6af0-4391-85f2-cd31cb358885" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_26b8b7e9-141e-432a-8c56-cefa0f9eed25" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_308e1d1e-6af0-4391-85f2-cd31cb358885" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_308e1d1e-6af0-4391-85f2-cd31cb358885_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_308e1d1e-6af0-4391-85f2-cd31cb358885" xlink:to="loc_us-gaap_SegmentDomain_308e1d1e-6af0-4391-85f2-cd31cb358885_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_34d805a5-65f4-4c57-b3ef-2ee19596d2c4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_308e1d1e-6af0-4391-85f2-cd31cb358885" xlink:to="loc_us-gaap_SegmentDomain_34d805a5-65f4-4c57-b3ef-2ee19596d2c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_8328d39c-920e-4adc-b4a3-9941e51fcdde" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_34d805a5-65f4-4c57-b3ef-2ee19596d2c4" xlink:to="loc_aig_IndividualRetirementSegmentMember_8328d39c-920e-4adc-b4a3-9941e51fcdde" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_0633d47c-297b-45ce-b93c-297101b5da2f" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_34d805a5-65f4-4c57-b3ef-2ee19596d2c4" xlink:to="loc_aig_GroupRetirementSegmentMember_0633d47c-297b-45ce-b93c-297101b5da2f" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/VariableInterestEntitiesConsolidatedVIEsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#VariableInterestEntitiesConsolidatedVIEsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/VariableInterestEntitiesConsolidatedVIEsDetails" xlink:type="extended" id="i5da3957f670c4b869a822fd7030e0d20_VariableInterestEntitiesConsolidatedVIEsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:to="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9f6d4244-cc77-4d67-aaf7-aa9816d1a374" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleExcludingAccruedInterest_9f6d4244-cc77-4d67-aaf7-aa9816d1a374" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_5e0f6d5c-8a9d-4339-a557-a7e36ab29905" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_TradingSecuritiesDebt_5e0f6d5c-8a9d-4339-a557-a7e36ab29905" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_50c61197-46e6-4c9d-897d-558caddda88e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_EquitySecuritiesFvNiCurrentAndNoncurrent_50c61197-46e6-4c9d-897d-558caddda88e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_dea411db-c4ab-4f86-ac19-2c1bd7993b1e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss_dea411db-c4ab-4f86-ac19-2c1bd7993b1e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_2111e077-b097-4470-a409-d7f5250567b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AlternativeInvestment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_AlternativeInvestment_2111e077-b097-4470-a409-d7f5250567b8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_44d75039-366b-4a44-bd22-4b81033a0261" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyNet_44d75039-366b-4a44-bd22-4b81033a0261" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherShortTermInvestments_bd304e0a-e51a-4e87-a088-1e055a5b296a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherShortTermInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_OtherShortTermInvestments_bd304e0a-e51a-4e87-a088-1e055a5b296a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Cash_de559859-3a9a-4327-b8b1-27741e017595" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Cash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_Cash_de559859-3a9a-4327-b8b1-27741e017595" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInvestmentIncomeReceivable_9c260dd0-529f-4c3f-922e-2693fb033b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedInvestmentIncomeReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_AccruedInvestmentIncomeReceivable_9c260dd0-529f-4c3f-922e-2693fb033b2e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_a979cbb0-7ea5-41b8-bf4d-8067f403b771" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_OtherAssets_a979cbb0-7ea5-41b8-bf4d-8067f403b771" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_16527fa7-2635-4c45-90d9-2384ee25e3f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_bd2cd881-5d23-4b4b-ba46-3c79c55ac9ca" xlink:to="loc_us-gaap_Assets_16527fa7-2635-4c45-90d9-2384ee25e3f3" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAbstract_1cab9ca7-3b0d-4d6a-ae86-3aae4a9a5af7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:to="loc_us-gaap_LiabilitiesAbstract_1cab9ca7-3b0d-4d6a-ae86-3aae4a9a5af7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_7194b24d-00d6-48dd-81e0-57af8951e842" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1cab9ca7-3b0d-4d6a-ae86-3aae4a9a5af7" xlink:to="loc_us-gaap_LongTermDebt_7194b24d-00d6-48dd-81e0-57af8951e842" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_1d3041e2-a9e9-4b23-9509-f142557d73ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1cab9ca7-3b0d-4d6a-ae86-3aae4a9a5af7" xlink:to="loc_us-gaap_OtherLiabilities_1d3041e2-a9e9-4b23-9509-f142557d73ff" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_7cf9e147-3229-4ee8-9465-6913567fa3a3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_1cab9ca7-3b0d-4d6a-ae86-3aae4a9a5af7" xlink:to="loc_us-gaap_Liabilities_7cf9e147-3229-4ee8-9465-6913567fa3a3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_a544bed9-d000-4027-9df3-b9c7f11bf975" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:to="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_a544bed9-d000-4027-9df3-b9c7f11bf975" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeconsolidationGainOrLossAmount_be21c1a4-5faa-4bda-8a9b-468a5dff28ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeconsolidationGainOrLossAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:to="loc_us-gaap_DeconsolidationGainOrLossAmount_be21c1a4-5faa-4bda-8a9b-468a5dff28ec" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_28a8d0a0-6e38-46cb-830c-f9725b449c2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_edc78f80-1716-4d44-950b-5aab3260b8d5" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_28a8d0a0-6e38-46cb-830c-f9725b449c2a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_b1e696d2-f2c4-4c63-861f-8fe823f89e7a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_28a8d0a0-6e38-46cb-830c-f9725b449c2a" xlink:to="loc_srt_ConsolidatedEntitiesAxis_b1e696d2-f2c4-4c63-861f-8fe823f89e7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_b1e696d2-f2c4-4c63-861f-8fe823f89e7a_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_b1e696d2-f2c4-4c63-861f-8fe823f89e7a" xlink:to="loc_srt_ConsolidatedEntitiesDomain_b1e696d2-f2c4-4c63-861f-8fe823f89e7a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_3f9b819f-36d4-48d3-8102-473cfdc3a6d3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_b1e696d2-f2c4-4c63-861f-8fe823f89e7a" xlink:to="loc_srt_ConsolidatedEntitiesDomain_3f9b819f-36d4-48d3-8102-473cfdc3a6d3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_11bcb55b-5e65-4b46-85ea-7e5467c52d4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_3f9b819f-36d4-48d3-8102-473cfdc3a6d3" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_11bcb55b-5e65-4b46-85ea-7e5467c52d4e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_c2ffd3b0-98d6-47b1-954b-4da46d4a21e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_3f9b819f-36d4-48d3-8102-473cfdc3a6d3" xlink:to="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_c2ffd3b0-98d6-47b1-954b-4da46d4a21e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_28a8d0a0-6e38-46cb-830c-f9725b449c2a" xlink:to="loc_us-gaap_FinancialInstrumentAxis_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7b826d3a-e495-4643-97c7-e5b0ad489240" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_7fc7b42c-bff3-4e71-a332-14dd0d6bd3bb" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7b826d3a-e495-4643-97c7-e5b0ad489240" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealEstateAndInvestmentFundsMember_0981c961-de3f-4122-91d2-f4ac9cf9f3e4" xlink:href="aig-20230331.xsd#aig_RealEstateAndInvestmentFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7b826d3a-e495-4643-97c7-e5b0ad489240" xlink:to="loc_aig_RealEstateAndInvestmentFundsMember_0981c961-de3f-4122-91d2-f4ac9cf9f3e4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SecuritizationVehiclesMember_676bf140-eb06-4a8c-ae33-48ac81cbec61" xlink:href="aig-20230331.xsd#aig_SecuritizationVehiclesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_7b826d3a-e495-4643-97c7-e5b0ad489240" xlink:to="loc_aig_SecuritizationVehiclesMember_676bf140-eb06-4a8c-ae33-48ac81cbec61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_fb470122-af5a-42fe-9f22-e3dd43604598" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_28a8d0a0-6e38-46cb-830c-f9725b449c2a" xlink:to="loc_dei_LegalEntityAxis_fb470122-af5a-42fe-9f22-e3dd43604598" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_fb470122-af5a-42fe-9f22-e3dd43604598_default" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_fb470122-af5a-42fe-9f22-e3dd43604598" xlink:to="loc_dei_EntityDomain_fb470122-af5a-42fe-9f22-e3dd43604598_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_b75feaef-95f1-4e54-a01c-369605103ad9" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_fb470122-af5a-42fe-9f22-e3dd43604598" xlink:to="loc_dei_EntityDomain_b75feaef-95f1-4e54-a01c-369605103ad9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ExternalEntitiesMember_75ce63b0-40f1-4a2f-ad0a-838d75bf4f9b" xlink:href="aig-20230331.xsd#aig_ExternalEntitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_b75feaef-95f1-4e54-a01c-369605103ad9" xlink:to="loc_aig_ExternalEntitiesMember_75ce63b0-40f1-4a2f-ad0a-838d75bf4f9b" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/VariableInterestEntitiesUnconsolidatedVIEsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#VariableInterestEntitiesUnconsolidatedVIEsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/VariableInterestEntitiesUnconsolidatedVIEsDetails" xlink:type="extended" id="ic3368aa7ed4b47ee829089584e3cab3c_VariableInterestEntitiesUnconsolidatedVIEsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_f051423f-6d02-4b46-9aeb-b18eca9769e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_us-gaap_Assets_f051423f-6d02-4b46-9aeb-b18eca9769e0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_VariableInterestEntityReportingEntityInvolvementMaximumExposureToLossExcludingOffBalanceSheetAmount_e90a2f83-9135-4bed-a695-a26a37a5d450" xlink:href="aig-20230331.xsd#aig_VariableInterestEntityReportingEntityInvolvementMaximumExposureToLossExcludingOffBalanceSheetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_aig_VariableInterestEntityReportingEntityInvolvementMaximumExposureToLossExcludingOffBalanceSheetAmount_e90a2f83-9135-4bed-a695-a26a37a5d450" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_d96c2e84-e55b-4736-b763-a03444aeef2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_d96c2e84-e55b-4736-b763-a03444aeef2c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_479c07ce-d94e-4fd3-b9da-8638722f753d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_479c07ce-d94e-4fd3-b9da-8638722f753d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_f9ebdae2-f469-40bf-be4c-164d32e37d58" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_us-gaap_OtherInvestments_f9ebdae2-f469-40bf-be4c-164d32e37d58" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_d9eca1b8-d5a5-4e9a-b562-ec86355baac4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_b71dfe2a-48c5-48d3-8cb6-3405fb3706ec" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_d9eca1b8-d5a5-4e9a-b562-ec86355baac4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_720fd84c-5ec1-4d5f-b212-c6a91c5816a3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_d9eca1b8-d5a5-4e9a-b562-ec86355baac4" xlink:to="loc_srt_ConsolidatedEntitiesAxis_720fd84c-5ec1-4d5f-b212-c6a91c5816a3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_720fd84c-5ec1-4d5f-b212-c6a91c5816a3_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_720fd84c-5ec1-4d5f-b212-c6a91c5816a3" xlink:to="loc_srt_ConsolidatedEntitiesDomain_720fd84c-5ec1-4d5f-b212-c6a91c5816a3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_f2e3203d-5bca-4a79-8e19-2b1874f7f44f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_720fd84c-5ec1-4d5f-b212-c6a91c5816a3" xlink:to="loc_srt_ConsolidatedEntitiesDomain_f2e3203d-5bca-4a79-8e19-2b1874f7f44f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_7647e57d-8ce7-47ec-95e8-db55de762124" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_f2e3203d-5bca-4a79-8e19-2b1874f7f44f" xlink:to="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_7647e57d-8ce7-47ec-95e8-db55de762124" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_7178c042-472b-469e-8288-5acf70fed894" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_d9eca1b8-d5a5-4e9a-b562-ec86355baac4" xlink:to="loc_us-gaap_InvestmentTypeAxis_7178c042-472b-469e-8288-5acf70fed894" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_7178c042-472b-469e-8288-5acf70fed894_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_7178c042-472b-469e-8288-5acf70fed894" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_7178c042-472b-469e-8288-5acf70fed894_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_4a5e0de4-6b78-470e-b514-b22df8d8f497" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_7178c042-472b-469e-8288-5acf70fed894" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_4a5e0de4-6b78-470e-b514-b22df8d8f497" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RealEstateAndInvestmentFundsMember_df14d7c9-fbbd-4582-9c43-fe916a3d740e" xlink:href="aig-20230331.xsd#aig_RealEstateAndInvestmentFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_4a5e0de4-6b78-470e-b514-b22df8d8f497" xlink:to="loc_aig_RealEstateAndInvestmentFundsMember_df14d7c9-fbbd-4582-9c43-fe916a3d740e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestmentCompaniesMember_9b86a189-15ea-4382-8851-f218d2f7a5c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestmentCompaniesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_4a5e0de4-6b78-470e-b514-b22df8d8f497" xlink:to="loc_us-gaap_OtherInvestmentCompaniesMember_9b86a189-15ea-4382-8851-f218d2f7a5c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_d9eca1b8-d5a5-4e9a-b562-ec86355baac4" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549" xlink:to="loc_us-gaap_RelatedPartyDomain_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_d1fb1bea-9ad9-44b6-8263-2d812bb5cada" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2cfffc5c-dcd0-46a1-9d7a-5c957b5b3549" xlink:to="loc_us-gaap_RelatedPartyDomain_d1fb1bea-9ad9-44b6-8263-2d812bb5cada" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_fe7af1bf-bc6f-4f55-87ae-d8b039cceae8" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_d1fb1bea-9ad9-44b6-8263-2d812bb5cada" xlink:to="loc_aig_AIGFinancialProductsMember_fe7af1bf-bc6f-4f55-87ae-d8b039cceae8" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/VariableInterestEntitiesRealEstateandInvestmentsEntitiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#VariableInterestEntitiesRealEstateandInvestmentsEntitiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/VariableInterestEntitiesRealEstateandInvestmentsEntitiesDetails" xlink:type="extended" id="i874f4969888c4207908b57af0bea32d0_VariableInterestEntitiesRealEstateandInvestmentsEntitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_78b506c2-da42-4a56-a52c-3f8441576487" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_281282bc-5e1f-4854-bf45-58c47d082801" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_78b506c2-da42-4a56-a52c-3f8441576487" xlink:to="loc_us-gaap_Assets_281282bc-5e1f-4854-bf45-58c47d082801" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_6466e01f-23e2-4f05-879c-b8ef63f18aa7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_78b506c2-da42-4a56-a52c-3f8441576487" xlink:to="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_6466e01f-23e2-4f05-879c-b8ef63f18aa7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_ee3eb9bf-edfc-4a3c-86c8-c4e31d87cd26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_78b506c2-da42-4a56-a52c-3f8441576487" xlink:to="loc_us-gaap_FairValueDisclosureOffbalanceSheetRisksAmountLiability_ee3eb9bf-edfc-4a3c-86c8-c4e31d87cd26" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_cb5c76ab-b2a2-47aa-b91d-5c06d0deb9c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_78b506c2-da42-4a56-a52c-3f8441576487" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_cb5c76ab-b2a2-47aa-b91d-5c06d0deb9c3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_43bac28e-dd24-420a-a8b4-5da6b13e285e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_cb5c76ab-b2a2-47aa-b91d-5c06d0deb9c3" xlink:to="loc_srt_ConsolidatedEntitiesAxis_43bac28e-dd24-420a-a8b4-5da6b13e285e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_43bac28e-dd24-420a-a8b4-5da6b13e285e_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_43bac28e-dd24-420a-a8b4-5da6b13e285e" xlink:to="loc_srt_ConsolidatedEntitiesDomain_43bac28e-dd24-420a-a8b4-5da6b13e285e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_c696c522-2784-4bbc-afa3-5333db2337b2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_43bac28e-dd24-420a-a8b4-5da6b13e285e" xlink:to="loc_srt_ConsolidatedEntitiesDomain_c696c522-2784-4bbc-afa3-5333db2337b2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_603a5a1f-8def-42c4-8206-160dcb5b1e2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_c696c522-2784-4bbc-afa3-5333db2337b2" xlink:to="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_603a5a1f-8def-42c4-8206-160dcb5b1e2d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_edb29934-75b3-47ad-8a70-8e3d5af864ad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_cb5c76ab-b2a2-47aa-b91d-5c06d0deb9c3" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_edb29934-75b3-47ad-8a70-8e3d5af864ad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_edb29934-75b3-47ad-8a70-8e3d5af864ad_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_edb29934-75b3-47ad-8a70-8e3d5af864ad" xlink:to="loc_us-gaap_RelatedPartyDomain_edb29934-75b3-47ad-8a70-8e3d5af864ad_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_eff0786f-5cf1-48d9-a8b6-970a6a33c685" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_edb29934-75b3-47ad-8a70-8e3d5af864ad" xlink:to="loc_us-gaap_RelatedPartyDomain_eff0786f-5cf1-48d9-a8b6-970a6a33c685" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AIGFinancialProductsMember_ffbf139b-5d2b-4622-9ad8-ca350facd93f" xlink:href="aig-20230331.xsd#aig_AIGFinancialProductsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_eff0786f-5cf1-48d9-a8b6-970a6a33c685" xlink:to="loc_aig_AIGFinancialProductsMember_ffbf139b-5d2b-4622-9ad8-ca350facd93f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingNotionalamountsandfairvaluesofderivativeinstrumentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DerivativesandHedgeAccountingNotionalamountsandfairvaluesofderivativeinstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingNotionalamountsandfairvaluesofderivativeinstrumentsDetails" xlink:type="extended" id="ia6a144786bd0437d871550dae29e7e66_DerivativesandHedgeAccountingNotionalamountsandfairvaluesofderivativeinstrumentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:to="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetNotionalAmount_5fa22481-6b50-4dce-8643-5e68cd54df25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:to="loc_us-gaap_DerivativeAssetNotionalAmount_5fa22481-6b50-4dce-8643-5e68cd54df25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_19be0451-1738-4b2a-abcd-810d0b1fc90d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_19be0451-1738-4b2a-abcd-810d0b1fc90d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_162be1f8-4f57-4638-87d5-748b9545796f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetFairValueGrossLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_162be1f8-4f57-4638-87d5-748b9545796f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_3837f4ab-9632-4d3f-b6be-f8fc6cfdf3c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:to="loc_us-gaap_DerivativeAssetCollateralObligationToReturnCashOffset_3837f4ab-9632-4d3f-b6be-f8fc6cfdf3c3" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_271a918d-d111-4e0e-9897-71e7379bb67d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeAssetsAbstract_a52db8ad-8ff8-41ba-a1a1-658d643f49f6" xlink:to="loc_us-gaap_DerivativeAssets_271a918d-d111-4e0e-9897-71e7379bb67d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:to="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityNotionalAmount_ddb43e10-db2c-488a-a8b0-7aea8044ae7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:to="loc_us-gaap_DerivativeLiabilityNotionalAmount_ddb43e10-db2c-488a-a8b0-7aea8044ae7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_1a1462c1-cf2e-448d-a44c-c4ba8b794f00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_1a1462c1-cf2e-448d-a44c-c4ba8b794f00" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_bfb006ef-6c28-437d-98a4-de4513d4af94" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_bfb006ef-6c28-437d-98a4-de4513d4af94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_6c2f54cb-47ea-49de-a6d2-db1a63aee658" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:to="loc_us-gaap_DerivativeLiabilityCollateralRightToReclaimCashOffset_6c2f54cb-47ea-49de-a6d2-db1a63aee658" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_bd265baa-43ad-4369-984c-5678400a0ddc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLiabilitiesAbstract_e107b22f-5733-4ca6-820c-01923a678245" xlink:to="loc_us-gaap_DerivativeLiabilities_bd265baa-43ad-4369-984c-5678400a0ddc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset_0495a815-d70a-48b9-b248-2b372f1bbcad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:to="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeAsset_0495a815-d70a-48b9-b248-2b372f1bbcad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_062f4a64-54cb-4c5e-990e-4de74557d29c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:to="loc_us-gaap_EmbeddedDerivativeFairValueOfEmbeddedDerivativeLiability_062f4a64-54cb-4c5e-990e-4de74557d29c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_3532b2c3-af7c-41bb-a4b9-01623174d80a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_8d656c48-8c01-45be-9a9e-ff7552fdc75b" xlink:to="loc_us-gaap_DerivativeTable_3532b2c3-af7c-41bb-a4b9-01623174d80a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_3532b2c3-af7c-41bb-a4b9-01623174d80a" xlink:to="loc_us-gaap_HedgingDesignationAxis_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881" xlink:to="loc_us-gaap_HedgingDesignationDomain_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_77d537d9-1f46-439f-838c-90fe5bf68fba" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_0cbb3fa1-9bb2-4d37-a46a-d62ea6db7881" xlink:to="loc_us-gaap_HedgingDesignationDomain_77d537d9-1f46-439f-838c-90fe5bf68fba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d1fe10fd-912e-4841-96e1-a45152763995" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_77d537d9-1f46-439f-838c-90fe5bf68fba" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_d1fe10fd-912e-4841-96e1-a45152763995" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_546bbaec-b27a-4c1f-b1a1-32dd44fd15a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_77d537d9-1f46-439f-838c-90fe5bf68fba" xlink:to="loc_us-gaap_NondesignatedMember_546bbaec-b27a-4c1f-b1a1-32dd44fd15a0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_2f703e90-d1c1-4a98-8582-c8612a1dbd0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_3532b2c3-af7c-41bb-a4b9-01623174d80a" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_2f703e90-d1c1-4a98-8582-c8612a1dbd0d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_2f703e90-d1c1-4a98-8582-c8612a1dbd0d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_2f703e90-d1c1-4a98-8582-c8612a1dbd0d" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_2f703e90-d1c1-4a98-8582-c8612a1dbd0d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_2f703e90-d1c1-4a98-8582-c8612a1dbd0d" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_5764023e-85fd-4198-9af3-bf383750c154" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_InterestRateContractMember_5764023e-85fd-4198-9af3-bf383750c154" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_fa2b1aa7-b656-4495-a934-6e120ecf0860" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_ForeignExchangeContractMember_fa2b1aa7-b656-4495-a934-6e120ecf0860" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityContractMember_c3a1eccf-6def-4d0a-91b9-435b1e09c75e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_EquityContractMember_c3a1eccf-6def-4d0a-91b9-435b1e09c75e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommodityContractMember_d0074e5a-eba3-4f8e-aa22-2e10c8f11eea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommodityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_CommodityContractMember_d0074e5a-eba3-4f8e-aa22-2e10c8f11eea" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_0091d85e-84a1-4db9-bc1c-b74baaa4c00d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditRiskContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_CreditRiskContractMember_0091d85e-84a1-4db9-bc1c-b74baaa4c00d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherContractMember_20c56005-75c6-402b-8982-c59ea6541887" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_f220527b-f553-4b72-a749-d93d5563a36c" xlink:to="loc_us-gaap_OtherContractMember_20c56005-75c6-402b-8982-c59ea6541887" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesByContractTypeAxis_7bb09f1d-81eb-4996-b5e1-944893726a12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesByContractTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_3532b2c3-af7c-41bb-a4b9-01623174d80a" xlink:to="loc_us-gaap_CreditDerivativesByContractTypeAxis_7bb09f1d-81eb-4996-b5e1-944893726a12" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_7bb09f1d-81eb-4996-b5e1-944893726a12_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_7bb09f1d-81eb-4996-b5e1-944893726a12" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_7bb09f1d-81eb-4996-b5e1-944893726a12_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_0fd5741e-a4ac-42e6-8758-42d9b13aacd2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_7bb09f1d-81eb-4996-b5e1-944893726a12" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_0fd5741e-a4ac-42e6-8758-42d9b13aacd2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDefaultSwapMember_a86154ea-cb8c-457d-97eb-1e906881ed42" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDefaultSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesContractTypeDomain_0fd5741e-a4ac-42e6-8758-42d9b13aacd2" xlink:to="loc_us-gaap_CreditDefaultSwapMember_a86154ea-cb8c-457d-97eb-1e906881ed42" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DerivativesandHedgeAccountingNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingNarrativeDetails" xlink:type="extended" id="id11a3390387d41b6aa54989ca2ab58dc_DerivativesandHedgeAccountingNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollateralAlreadyPostedAggregateFairValue_a33b317a-299d-4469-bf66-4d70215f3206" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CollateralAlreadyPostedAggregateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_CollateralAlreadyPostedAggregateFairValue_a33b317a-299d-4469-bf66-4d70215f3206" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalCollateralAggregateFairValue_4adf17fe-4623-449f-a411-1a01b6b6d1ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalCollateralAggregateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_AdditionalCollateralAggregateFairValue_4adf17fe-4623-449f-a411-1a01b6b6d1ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax_0908ae08-1da7-42a5-b0f9-fe15e9b36a0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_TranslationAdjustmentForNetInvestmentHedgeIncreaseDecreaseGrossOfTax_0908ae08-1da7-42a5-b0f9-fe15e9b36a0e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CreditDerivativeAdditionalCollateralTerminationPayments_86aa1ee5-eb7f-44b9-9b8b-5e344180bce5" xlink:href="aig-20230331.xsd#aig_CreditDerivativeAdditionalCollateralTerminationPayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_aig_CreditDerivativeAdditionalCollateralTerminationPayments_86aa1ee5-eb7f-44b9-9b8b-5e344180bce5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_6caee433-7a5f-439c-88b0-cbf7e7f93954" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeNetLiabilityPositionAggregateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_DerivativeNetLiabilityPositionAggregateFairValue_6caee433-7a5f-439c-88b0-cbf7e7f93954" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HybridInstrumentsAtFairValueNet_7fcaa1ed-ff15-461d-9370-ff9e1f29ad0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HybridInstrumentsAtFairValueNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_HybridInstrumentsAtFairValueNet_7fcaa1ed-ff15-461d-9370-ff9e1f29ad0e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_HybridInstrumentsAtParValue_46b900f5-64c8-4361-9303-0842a2f863f3" xlink:href="aig-20230331.xsd#aig_HybridInstrumentsAtParValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_aig_HybridInstrumentsAtParValue_46b900f5-64c8-4361-9303-0842a2f863f3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfCreditDerivativesTable_1a2a4134-03b3-4b0c-befe-a2f8f6186414" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfCreditDerivativesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CreditDerivativesLineItems_692173df-7ee2-47c8-bb0c-28537f41a1a2" xlink:to="loc_us-gaap_ScheduleOfCreditDerivativesTable_1a2a4134-03b3-4b0c-befe-a2f8f6186414" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesByContractTypeAxis_e7c59777-066c-4424-96da-9df34f6f8835" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesByContractTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCreditDerivativesTable_1a2a4134-03b3-4b0c-befe-a2f8f6186414" xlink:to="loc_us-gaap_CreditDerivativesByContractTypeAxis_e7c59777-066c-4424-96da-9df34f6f8835" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_e7c59777-066c-4424-96da-9df34f6f8835_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_e7c59777-066c-4424-96da-9df34f6f8835" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_e7c59777-066c-4424-96da-9df34f6f8835_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditDerivativesContractTypeDomain_41320865-3633-40f7-8b78-91f459fd1fb9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditDerivativesContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditDerivativesByContractTypeAxis_e7c59777-066c-4424-96da-9df34f6f8835" xlink:to="loc_us-gaap_CreditDerivativesContractTypeDomain_41320865-3633-40f7-8b78-91f459fd1fb9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CreditRiskRelatedContingentFeaturesMember_132bb7ff-73fb-46c4-8e12-5d0ec8559cd8" xlink:href="aig-20230331.xsd#aig_CreditRiskRelatedContingentFeaturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditDerivativesContractTypeDomain_41320865-3633-40f7-8b78-91f459fd1fb9" xlink:to="loc_aig_CreditRiskRelatedContingentFeaturesMember_132bb7ff-73fb-46c4-8e12-5d0ec8559cd8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_cb927f34-d60b-4d38-89fa-c94db3d672e3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCreditDerivativesTable_1a2a4134-03b3-4b0c-befe-a2f8f6186414" xlink:to="loc_srt_RangeAxis_cb927f34-d60b-4d38-89fa-c94db3d672e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_cb927f34-d60b-4d38-89fa-c94db3d672e3_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_cb927f34-d60b-4d38-89fa-c94db3d672e3" xlink:to="loc_srt_RangeMember_cb927f34-d60b-4d38-89fa-c94db3d672e3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_752df71f-81ed-4780-b426-ca69c94412cb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_cb927f34-d60b-4d38-89fa-c94db3d672e3" xlink:to="loc_srt_RangeMember_752df71f-81ed-4780-b426-ca69c94412cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_51eb62eb-125b-495e-8a02-379851a32bc1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_752df71f-81ed-4780-b426-ca69c94412cb" xlink:to="loc_srt_MaximumMember_51eb62eb-125b-495e-8a02-379851a32bc1" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingFairvaluehedgingrelationshipsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DerivativesandHedgeAccountingFairvaluehedgingrelationshipsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingFairvaluehedgingrelationshipsDetails" xlink:type="extended" id="i4f97570bfac742a4ad1d07e563f77238_DerivativesandHedgeAccountingFairvaluehedgingrelationshipsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_cc0a5724-b44c-40c5-ba09-edb5c9658d40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_cc0a5724-b44c-40c5-ba09-edb5c9658d40" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet_ec3355eb-32c9-4b1f-a87d-8362ab37aebf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:to="loc_us-gaap_GainLossFromComponentsExcludedFromAssessmentOfFairValueHedgeEffectivenessNet_ec3355eb-32c9-4b1f-a87d-8362ab37aebf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1_f62abe7a-17ce-4631-b382-bca0af9f7615" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:to="loc_us-gaap_ChangeInUnrealizedGainLossOnHedgedItemInFairValueHedge1_f62abe7a-17ce-4631-b382-bca0af9f7615" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnFairValueHedgesRecognizedInEarnings_e5450d30-4819-448a-8edc-b28cbe1632da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnFairValueHedgesRecognizedInEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:to="loc_us-gaap_GainLossOnFairValueHedgesRecognizedInEarnings_e5450d30-4819-448a-8edc-b28cbe1632da" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_2f74bf16-d383-41b6-90be-0c12a0bdc9e2" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_3717c609-7098-45e8-96f8-5ba501a1dc58" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:to="loc_us-gaap_HedgingDesignationAxis_3717c609-7098-45e8-96f8-5ba501a1dc58" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_3717c609-7098-45e8-96f8-5ba501a1dc58_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_3717c609-7098-45e8-96f8-5ba501a1dc58" xlink:to="loc_us-gaap_HedgingDesignationDomain_3717c609-7098-45e8-96f8-5ba501a1dc58_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_5821faa5-2a9d-4fe1-acf0-62b0ee96defe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_3717c609-7098-45e8-96f8-5ba501a1dc58" xlink:to="loc_us-gaap_HedgingDesignationDomain_5821faa5-2a9d-4fe1-acf0-62b0ee96defe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_f9f9f3ea-dc82-46ad-818d-a7f5ebaecd84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_5821faa5-2a9d-4fe1-acf0-62b0ee96defe" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_f9f9f3ea-dc82-46ad-818d-a7f5ebaecd84" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_200ac5a0-1b23-4c80-9702-f01a2347c285" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_200ac5a0-1b23-4c80-9702-f01a2347c285" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_200ac5a0-1b23-4c80-9702-f01a2347c285_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_200ac5a0-1b23-4c80-9702-f01a2347c285" xlink:to="loc_us-gaap_HedgingRelationshipDomain_200ac5a0-1b23-4c80-9702-f01a2347c285_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_b3c1b242-6f89-4f42-8d56-fd828178faa9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_200ac5a0-1b23-4c80-9702-f01a2347c285" xlink:to="loc_us-gaap_HedgingRelationshipDomain_b3c1b242-6f89-4f42-8d56-fd828178faa9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_ae78a62a-94c4-45e1-b800-a56fac3ccd41" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_b3c1b242-6f89-4f42-8d56-fd828178faa9" xlink:to="loc_us-gaap_FairValueHedgingMember_ae78a62a-94c4-45e1-b800-a56fac3ccd41" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_25d7cd01-915b-4c9e-9280-00d2975e8952" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_25d7cd01-915b-4c9e-9280-00d2975e8952" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_25d7cd01-915b-4c9e-9280-00d2975e8952_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_25d7cd01-915b-4c9e-9280-00d2975e8952" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_25d7cd01-915b-4c9e-9280-00d2975e8952_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_2c8bc171-fcbd-408b-9541-da03d0dc5ca0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_25d7cd01-915b-4c9e-9280-00d2975e8952" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_2c8bc171-fcbd-408b-9541-da03d0dc5ca0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_7ae13416-eae5-4efc-85ec-f0f6c936fd86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_2c8bc171-fcbd-408b-9541-da03d0dc5ca0" xlink:to="loc_us-gaap_InterestRateContractMember_7ae13416-eae5-4efc-85ec-f0f6c936fd86" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_deea767d-89b4-4770-801c-a32a208f157d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_2c8bc171-fcbd-408b-9541-da03d0dc5ca0" xlink:to="loc_us-gaap_ForeignExchangeContractMember_deea767d-89b4-4770-801c-a32a208f157d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_8343a8ee-2a16-4b53-a480-3ff3944a5cea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_fdab697a-acc6-4ab7-b11e-3f5557116619" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_8343a8ee-2a16-4b53-a480-3ff3944a5cea" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_8343a8ee-2a16-4b53-a480-3ff3944a5cea_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_8343a8ee-2a16-4b53-a480-3ff3944a5cea" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_8343a8ee-2a16-4b53-a480-3ff3944a5cea_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_6624f96f-bf1c-47e3-9340-d8f629e20f19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_8343a8ee-2a16-4b53-a480-3ff3944a5cea" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_6624f96f-bf1c-47e3-9340-d8f629e20f19" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceInterestExpenseMember_6df8ac61-c31b-48a5-b0a5-08d6b904f79a" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceInterestExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6624f96f-bf1c-47e3-9340-d8f629e20f19" xlink:to="loc_aig_PolicyholderAccountBalanceInterestExpenseMember_6df8ac61-c31b-48a5-b0a5-08d6b904f79a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeMember_382accd8-9b3f-4092-a98a-05697cb4e8e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_6624f96f-bf1c-47e3-9340-d8f629e20f19" xlink:to="loc_us-gaap_InvestmentIncomeMember_382accd8-9b3f-4092-a98a-05697cb4e8e2" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingDerivativesnotdesignatedashedginginstrumentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#DerivativesandHedgeAccountingDerivativesnotdesignatedashedginginstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/DerivativesandHedgeAccountingDerivativesnotdesignatedashedginginstrumentsDetails" xlink:type="extended" id="i324e6bc8578340818ec8c2bc96cf72db_DerivativesandHedgeAccountingDerivativesnotdesignatedashedginginstrumentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_cbe985db-c380-4aa2-aa30-c24b187ead79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_e32c011b-cff4-459d-bb7a-ad25af29817b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeGainLossOnDerivativeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_cbe985db-c380-4aa2-aa30-c24b187ead79" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_e32c011b-cff4-459d-bb7a-ad25af29817b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_26151752-a949-45e5-8149-ffaa680d9081" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_cbe985db-c380-4aa2-aa30-c24b187ead79" xlink:to="loc_us-gaap_DerivativeGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleEnumeration_26151752-a949-45e5-8149-ffaa680d9081" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems_cbe985db-c380-4aa2-aa30-c24b187ead79" xlink:to="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_dc024d33-758e-4213-a077-a81f43cd8dfb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:to="loc_us-gaap_HedgingDesignationAxis_dc024d33-758e-4213-a077-a81f43cd8dfb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_dc024d33-758e-4213-a077-a81f43cd8dfb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_dc024d33-758e-4213-a077-a81f43cd8dfb" xlink:to="loc_us-gaap_HedgingDesignationDomain_dc024d33-758e-4213-a077-a81f43cd8dfb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_2defbfa8-3aca-4b5d-a3e7-915571964eca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_dc024d33-758e-4213-a077-a81f43cd8dfb" xlink:to="loc_us-gaap_HedgingDesignationDomain_2defbfa8-3aca-4b5d-a3e7-915571964eca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_8a73b1c7-392e-4d66-907d-d60c18f551a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_2defbfa8-3aca-4b5d-a3e7-915571964eca" xlink:to="loc_us-gaap_NondesignatedMember_8a73b1c7-392e-4d66-907d-d60c18f551a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_82932b70-96e8-4c26-bd42-3a9b0682580e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_82932b70-96e8-4c26-bd42-3a9b0682580e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_82932b70-96e8-4c26-bd42-3a9b0682580e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_82932b70-96e8-4c26-bd42-3a9b0682580e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_82932b70-96e8-4c26-bd42-3a9b0682580e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_82932b70-96e8-4c26-bd42-3a9b0682580e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_1b5c0759-394e-47bc-8d5c-779671f2c822" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_InterestRateContractMember_1b5c0759-394e-47bc-8d5c-779671f2c822" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_5ccdde12-f05d-4443-9001-fcb0794a1cd7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_ForeignExchangeContractMember_5ccdde12-f05d-4443-9001-fcb0794a1cd7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityContractMember_148df3b9-a572-4727-ad02-4c4dcbcd9f9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_EquityContractMember_148df3b9-a572-4727-ad02-4c4dcbcd9f9b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommodityContractMember_99a86a39-a6fe-40bb-b2b6-d0448eda0849" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommodityContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_CommodityContractMember_99a86a39-a6fe-40bb-b2b6-d0448eda0849" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditRiskContractMember_b15b1d04-ef32-4484-871e-312179cd080e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CreditRiskContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_CreditRiskContractMember_b15b1d04-ef32-4484-871e-312179cd080e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherContractMember_0669def3-269c-409a-bb40-5f202f7adffa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_OtherContractMember_0669def3-269c-409a-bb40-5f202f7adffa" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_e958cef9-3321-4883-a055-8aff3a1c59e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmbeddedDerivativeFinancialInstrumentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c1c8c364-80b3-48d9-b080-1765b9777e74" xlink:to="loc_us-gaap_EmbeddedDerivativeFinancialInstrumentsMember_e958cef9-3321-4883-a055-8aff3a1c59e9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_06b9e85b-35bd-4dc3-b177-8b8b36cf436d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_06b9e85b-35bd-4dc3-b177-8b8b36cf436d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_06b9e85b-35bd-4dc3-b177-8b8b36cf436d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_06b9e85b-35bd-4dc3-b177-8b8b36cf436d" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_06b9e85b-35bd-4dc3-b177-8b8b36cf436d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_06b9e85b-35bd-4dc3-b177-8b8b36cf436d" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InsuranceCommissionsAndFeesMember_92147b37-5210-4b74-a063-58750dedfad1" xlink:href="aig-20230331.xsd#aig_InsuranceCommissionsAndFeesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_InsuranceCommissionsAndFeesMember_92147b37-5210-4b74-a063-58750dedfad1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetInvestmentIncomeExcludingFortitudeReFundsWithheldAssetsMember_b81c6356-8fe3-4fe9-987e-e045d9801221" xlink:href="aig-20230331.xsd#aig_NetInvestmentIncomeExcludingFortitudeReFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_NetInvestmentIncomeExcludingFortitudeReFundsWithheldAssetsMember_b81c6356-8fe3-4fe9-987e-e045d9801221" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember_f3e90ae0-e408-4dfd-b6de-e10b41867d3c" xlink:href="aig-20230331.xsd#aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember_f3e90ae0-e408-4dfd-b6de-e10b41867d3c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetRealizedGainsLossesExcludingFortitudeReFundsWithheldAssetsMember_fd2e5259-c087-4bae-981d-b57528b42b40" xlink:href="aig-20230331.xsd#aig_NetRealizedGainsLossesExcludingFortitudeReFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_NetRealizedGainsLossesExcludingFortitudeReFundsWithheldAssetsMember_fd2e5259-c087-4bae-981d-b57528b42b40" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetRealizedGainsLossesOnFortitudeReFundsWithheldAssetsMember_3a248ca7-bb56-4687-948c-8fdf9cd0fcd7" xlink:href="aig-20230331.xsd#aig_NetRealizedGainsLossesOnFortitudeReFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_NetRealizedGainsLossesOnFortitudeReFundsWithheldAssetsMember_3a248ca7-bb56-4687-948c-8fdf9cd0fcd7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderBenefitsAndClaimsIncurredNetMember_669eabc6-ba4f-487a-9a67-8500fd259558" xlink:href="aig-20230331.xsd#aig_PolicyholderBenefitsAndClaimsIncurredNetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_PolicyholderBenefitsAndClaimsIncurredNetMember_669eabc6-ba4f-487a-9a67-8500fd259558" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitChangeInFairValueGainLossMember_63eb5a35-a721-44bb-8697-50f0d461fca9" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitChangeInFairValueGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_4c3f129f-ea74-4bcd-90a4-b97c025a6293" xlink:to="loc_aig_MarketRiskBenefitChangeInFairValueGainLossMember_63eb5a35-a721-44bb-8697-50f0d461fca9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_5d783208-ebd2-4a6b-8158-786689ef1b02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosuresTable_702fc257-b1a1-42c7-9ca8-9ccc7449d299" xlink:to="loc_us-gaap_InvestmentTypeAxis_5d783208-ebd2-4a6b-8158-786689ef1b02" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_5d783208-ebd2-4a6b-8158-786689ef1b02_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_5d783208-ebd2-4a6b-8158-786689ef1b02" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_5d783208-ebd2-4a6b-8158-786689ef1b02_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_92ed1e5d-ca5b-4de1-9c22-fa758c75eef2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_5d783208-ebd2-4a6b-8158-786689ef1b02" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_92ed1e5d-ca5b-4de1-9c22-fa758c75eef2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_305918ab-f76c-4aec-b775-b749a7f2fff3" xlink:href="aig-20230331.xsd#aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_92ed1e5d-ca5b-4de1-9c22-fa758c75eef2" xlink:to="loc_aig_InvestmentsExcludingModifiedCoinsuranceAndFundsWithheldAssetsMember_305918ab-f76c-4aec-b775-b749a7f2fff3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_1f9b7fb0-ffc2-4cf3-a6fd-ab840791abb2" xlink:href="aig-20230331.xsd#aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_92ed1e5d-ca5b-4de1-9c22-fa758c75eef2" xlink:to="loc_aig_ModifiedCoinsuranceAndFundsWithheldAssetsMember_1f9b7fb0-ffc2-4cf3-a6fd-ab840791abb2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember_0a0307b4-1eac-42d5-a67a-496dff99174d" xlink:href="aig-20230331.xsd#aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_92ed1e5d-ca5b-4de1-9c22-fa758c75eef2" xlink:to="loc_aig_NetInvestmentIncomeFortitudeReFundsWithheldAssetsMember_0a0307b4-1eac-42d5-a67a-496dff99174d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesNarrativeDetails" xlink:type="extended" id="i679f373ebf424a7993a2d1dce04ca76f_InsuranceLiabilitiesNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ContractualDeductibleRecoverableAmount_7a287741-e5f7-47ee-8e6e-60ae55218873" xlink:href="aig-20230331.xsd#aig_ContractualDeductibleRecoverableAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ContractualDeductibleRecoverableAmount_7a287741-e5f7-47ee-8e6e-60ae55218873" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CollateralHeldForSubrogation_29048afd-ab41-41fd-b374-bf39aa6b054c" xlink:href="aig-20230331.xsd#aig_CollateralHeldForSubrogation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_CollateralHeldForSubrogation_29048afd-ab41-41fd-b374-bf39aa6b054c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss_077b0dc7-341c-42fa-b5a1-6e40461b90fb" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseAllowanceForCreditLoss_077b0dc7-341c-42fa-b5a1-6e40461b90fb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceTransferOfReserveRiskPercentage_02479f93-3333-4397-8616-86af050791f7" xlink:href="aig-20230331.xsd#aig_ReinsuranceTransferOfReserveRiskPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ReinsuranceTransferOfReserveRiskPercentage_02479f93-3333-4397-8616-86af050791f7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsurancePercentCededOnPaidLossesPercent_fefffda1-4089-4ea0-bc35-01a0900092aa" xlink:href="aig-20230331.xsd#aig_ReinsurancePercentCededOnPaidLossesPercent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ReinsurancePercentCededOnPaidLossesPercent_fefffda1-4089-4ea0-bc35-01a0900092aa" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAmountThresholdCededOnPaidLossesMinimum_724dde68-dc3b-4d51-baa2-4853ebafce99" xlink:href="aig-20230331.xsd#aig_ReinsuranceAmountThresholdCededOnPaidLossesMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ReinsuranceAmountThresholdCededOnPaidLossesMinimum_724dde68-dc3b-4d51-baa2-4853ebafce99" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceAmountThresholdCededOnPaidLossesAggregate_1e2a8eeb-9c86-46ac-b263-f96b7ec6e788" xlink:href="aig-20230331.xsd#aig_ReinsuranceAmountThresholdCededOnPaidLossesAggregate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ReinsuranceAmountThresholdCededOnPaidLossesAggregate_1e2a8eeb-9c86-46ac-b263-f96b7ec6e788" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssumedLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense_b1caf069-2949-4963-97af-de5cd147a219" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssumedLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_us-gaap_AssumedLiabilityForUnpaidClaimsAndClaimsAdjustmentExpense_b1caf069-2949-4963-97af-de5cd147a219" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ReinsuranceRecoverablesAggregateConsideration_e9106d29-a6cf-4ab0-b479-246123a07303" xlink:href="aig-20230331.xsd#aig_ReinsuranceRecoverablesAggregateConsideration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_ReinsuranceRecoverablesAggregateConsideration_e9106d29-a6cf-4ab0-b479-246123a07303" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization_8ba87667-f14a-4680-b5d4-f6666a7d6cbd" xlink:href="aig-20230331.xsd#aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization_8ba87667-f14a-4680-b5d4-f6666a7d6cbd" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LossReserveDiscount_930f701d-a5a4-4e3f-8176-f13dfc6c7b6c" xlink:href="aig-20230331.xsd#aig_LossReserveDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_LossReserveDiscount_930f701d-a5a4-4e3f-8176-f13dfc6c7b6c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WorkersCompensationDiscountPercentNontabular_43d1bfbe-80da-4b7e-8433-f7578382ae00" xlink:href="aig-20230331.xsd#aig_WorkersCompensationDiscountPercentNontabular"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_WorkersCompensationDiscountPercentNontabular_43d1bfbe-80da-4b7e-8433-f7578382ae00" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WorkersCompensationDiscountPercentTabular_48fb41a6-e21a-4b49-86af-05b425f7da93" xlink:href="aig-20230331.xsd#aig_WorkersCompensationDiscountPercentTabular"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_WorkersCompensationDiscountPercentTabular_48fb41a6-e21a-4b49-86af-05b425f7da93" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WorkersCompensationDiscountAmountTabular_05978ba6-ee4c-466a-83f9-deb0da9d5660" xlink:href="aig-20230331.xsd#aig_WorkersCompensationDiscountAmountTabular"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_WorkersCompensationDiscountAmountTabular_05978ba6-ee4c-466a-83f9-deb0da9d5660" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WorkersCompensationDiscountAmountNontabular_8873d768-b766-4ee9-a7bd-133036931a10" xlink:href="aig-20230331.xsd#aig_WorkersCompensationDiscountAmountNontabular"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_WorkersCompensationDiscountAmountNontabular_8873d768-b766-4ee9-a7bd-133036931a10" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscount_ce2dbac3-2937-4425-a982-721c1f83dbb7" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscount_ce2dbac3-2937-4425-a982-721c1f83dbb7" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AmortizationOfDeferredGainOnRetroactiveReinsurance_e43de49d-4549-483d-b430-757816f15e99" xlink:href="aig-20230331.xsd#aig_AmortizationOfDeferredGainOnRetroactiveReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_aig_AmortizationOfDeferredGainOnRetroactiveReinsurance_e43de49d-4549-483d-b430-757816f15e99" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities_2db15bc1-935f-4e1c-ae46-48f4e93d16f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_us-gaap_IncreaseDecreaseInFuturePolicyBenefitReservesAndOtherInsuranceLiabilities_2db15bc1-935f-4e1c-ae46-48f4e93d16f5" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_86273880-41d2-4461-a8fb-40c39ba1ed99" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_77a7aa06-792a-4590-b75a-f56e007745c6" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:to="loc_srt_ProductOrServiceAxis_77a7aa06-792a-4590-b75a-f56e007745c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_77a7aa06-792a-4590-b75a-f56e007745c6_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_77a7aa06-792a-4590-b75a-f56e007745c6" xlink:to="loc_srt_ProductsAndServicesDomain_77a7aa06-792a-4590-b75a-f56e007745c6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_63c88268-56a3-4ff2-8273-d9018aa8dcef" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_77a7aa06-792a-4590-b75a-f56e007745c6" xlink:to="loc_srt_ProductsAndServicesDomain_63c88268-56a3-4ff2-8273-d9018aa8dcef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_UsLongTailInsuranceLinesMember_f95717c2-52e6-42b5-8573-ea52658f7907" xlink:href="aig-20230331.xsd#aig_UsLongTailInsuranceLinesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_63c88268-56a3-4ff2-8273-d9018aa8dcef" xlink:to="loc_aig_UsLongTailInsuranceLinesMember_f95717c2-52e6-42b5-8573-ea52658f7907" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TermLifeInsuranceMember_89e26fe6-7e42-4a51-aa05-d05f3ec7d39a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TermLifeInsuranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_63c88268-56a3-4ff2-8273-d9018aa8dcef" xlink:to="loc_us-gaap_TermLifeInsuranceMember_89e26fe6-7e42-4a51-aa05-d05f3ec7d39a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_a62765e7-abb6-43e0-9a45-8500dc4830b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:to="loc_us-gaap_CededCreditRiskAxis_a62765e7-abb6-43e0-9a45-8500dc4830b8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_a62765e7-abb6-43e0-9a45-8500dc4830b8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_a62765e7-abb6-43e0-9a45-8500dc4830b8" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_a62765e7-abb6-43e0-9a45-8500dc4830b8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_e7d9f8b5-5f79-4655-8632-dd1a7f3c8491" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_a62765e7-abb6-43e0-9a45-8500dc4830b8" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_e7d9f8b5-5f79-4655-8632-dd1a7f3c8491" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NICOMember_c4582e3f-a668-44a3-bd75-9cd398242619" xlink:href="aig-20230331.xsd#aig_NICOMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_e7d9f8b5-5f79-4655-8632-dd1a7f3c8491" xlink:to="loc_aig_NICOMember_c4582e3f-a668-44a3-bd75-9cd398242619" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearAxis_acc8c305-9298-4551-a913-f5a24c23f1f0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortdurationInsuranceContractsAccidentYearAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:to="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearAxis_acc8c305-9298-4551-a913-f5a24c23f1f0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearDomain_acc8c305-9298-4551-a913-f5a24c23f1f0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortdurationInsuranceContractsAccidentYearDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearAxis_acc8c305-9298-4551-a913-f5a24c23f1f0" xlink:to="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearDomain_acc8c305-9298-4551-a913-f5a24c23f1f0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearDomain_38e4303b-a3de-448f-aa8e-1b3e2a8bb401" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortdurationInsuranceContractsAccidentYearDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearAxis_acc8c305-9298-4551-a913-f5a24c23f1f0" xlink:to="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearDomain_38e4303b-a3de-448f-aa8e-1b3e2a8bb401" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AccidentYears2015AndPriorMember_a0159a0d-d3d4-4c62-8b05-6f95ddccf04a" xlink:href="aig-20230331.xsd#aig_AccidentYears2015AndPriorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortdurationInsuranceContractsAccidentYearDomain_38e4303b-a3de-448f-aa8e-1b3e2a8bb401" xlink:to="loc_aig_AccidentYears2015AndPriorMember_a0159a0d-d3d4-4c62-8b05-6f95ddccf04a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_51193a79-047d-4e07-bc78-1b5148f7e139" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_32ec3374-36d4-49bf-8743-92c5797ec3d5" xlink:to="loc_srt_StatementGeographicalAxis_51193a79-047d-4e07-bc78-1b5148f7e139" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_51193a79-047d-4e07-bc78-1b5148f7e139_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_51193a79-047d-4e07-bc78-1b5148f7e139" xlink:to="loc_srt_SegmentGeographicalDomain_51193a79-047d-4e07-bc78-1b5148f7e139_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_fef792f4-ba63-411e-99f5-244f7269af16" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_51193a79-047d-4e07-bc78-1b5148f7e139" xlink:to="loc_srt_SegmentGeographicalDomain_fef792f4-ba63-411e-99f5-244f7269af16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_stpr_NY_012d82df-7164-4f03-a16d-4f9a24b930d0" xlink:href="https://xbrl.sec.gov/stpr/2022/stpr-2022.xsd#stpr_NY"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_fef792f4-ba63-411e-99f5-244f7269af16" xlink:to="loc_stpr_NY_012d82df-7164-4f03-a16d-4f9a24b930d0" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesLiabilityforunpaidlossesandlossadjustmentexpensesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesLiabilityforunpaidlossesandlossadjustmentexpensesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesLiabilityforunpaidlossesandlossadjustmentexpensesDetails" xlink:type="extended" id="ib8dce95a40c04c359ddf11dd0830b4a8_InsuranceLiabilitiesLiabilityforunpaidlossesandlossadjustmentexpensesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_srt_SupplementaryInsuranceInformationBySegmentLineItems_8b76653c-af02-4952-bb01-a8894cdc366c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SupplementaryInsuranceInformationBySegmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SupplementaryInsuranceInformationBySegmentLineItems_8b76653c-af02-4952-bb01-a8894cdc366c" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_04c56993-bf3b-4d77-ba74-d18c0b7b6428" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_04c56993-bf3b-4d77-ba74-d18c0b7b6428" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_99320d62-1942-42dc-ae7b-9af8d71e51e4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_99320d62-1942-42dc-ae7b-9af8d71e51e4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_89d75ae3-1991-478e-b5f7-21fad7c9c08d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_89d75ae3-1991-478e-b5f7-21fad7c9c08d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_f56b3770-c95a-489d-a1c8-2101e867a366" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:to="loc_us-gaap_SupplementalInformationForPropertyCasualtyInsuranceUnderwritersCurrentYearClaimsAndClaimsAdjustmentExpense_f56b3770-c95a-489d-a1c8-2101e867a366" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization_8ddabeca-6a73-49f8-a554-c232341ae438" xlink:href="aig-20230331.xsd#aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:to="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseExcludingDiscountAndDeferredGainAmortization_8ddabeca-6a73-49f8-a554-c232341ae438" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseDiscount_8848da80-b630-4ef9-bcf2-12197fc2fb07" xlink:href="aig-20230331.xsd#aig_PriorYearClaimsAndClaimsAdjustmentExpenseDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:to="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseDiscount_8848da80-b630-4ef9-bcf2-12197fc2fb07" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseDeferredGainAmortizationOnRetroactiveReinsurance_f5d035d0-351a-4488-9d83-61d86708a052" xlink:href="aig-20230331.xsd#aig_PriorYearClaimsAndClaimsAdjustmentExpenseDeferredGainAmortizationOnRetroactiveReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:to="loc_aig_PriorYearClaimsAndClaimsAdjustmentExpenseDeferredGainAmortizationOnRetroactiveReinsurance_f5d035d0-351a-4488-9d83-61d86708a052" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_cda540cc-0361-4164-a96b-cc5f98c0b892" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaimsAbstract_cb390769-4b3b-486d-8717-626e38d7c22b" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredClaims1_cda540cc-0361-4164-a96b-cc5f98c0b892" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_8156ab21-a82e-4280-b621-67200366b2bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_8156ab21-a82e-4280-b621-67200366b2bc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_4de56066-6dda-4d43-9668-8d38ff1cf614" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_8156ab21-a82e-4280-b621-67200366b2bc" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_4de56066-6dda-4d43-9668-8d38ff1cf614" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_f33a9b25-3a19-4b68-9f21-89178ccc7569" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_8156ab21-a82e-4280-b621-67200366b2bc" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_f33a9b25-3a19-4b68-9f21-89178ccc7569" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_d64aba85-ef36-41ef-a851-e762b1a8777f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForLossesAndLossAdjustmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidAbstract_8156ab21-a82e-4280-b621-67200366b2bc" xlink:to="loc_us-gaap_PaymentsForLossesAndLossAdjustmentExpense_d64aba85-ef36-41ef-a851-e762b1a8777f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract_c0068d14-b8db-4d77-9ceb-933f71cbd4c8" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_cc309596-f1f3-47ed-894c-24210b0b26a1" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract_c0068d14-b8db-4d77-9ceb-933f71cbd4c8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss_b4f87539-1212-4d01-850e-e4d94d26ebe4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract_c0068d14-b8db-4d77-9ceb-933f71cbd4c8" xlink:to="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseForeignCurrencyTranslationGainLoss_b4f87539-1212-4d01-850e-e4d94d26ebe4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceAdjustmentNetOfDiscount_28b4d350-e440-498f-be8b-d2235d35d958" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceAdjustmentNetOfDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract_c0068d14-b8db-4d77-9ceb-933f71cbd4c8" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceAdjustmentNetOfDiscount_28b4d350-e440-498f-be8b-d2235d35d958" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet_89ddd20b-f2a6-4643-b927-da3f835785e3" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherIncurredClaimsAbstract_c0068d14-b8db-4d77-9ceb-933f71cbd4c8" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseOtherNet_89ddd20b-f2a6-4643-b927-da3f835785e3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet_e009f512-3980-481c-9d9f-b7088fe4dd6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_30c70b76-3751-4184-a13a-ee26808a986d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_d27124ef-b9d6-438d-9be0-df762bc8e9c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount_38e432f1-c578-4c6c-9948-abb801ae03e8" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SupplementaryInsuranceInformationBySegmentLineItems_8b76653c-af02-4952-bb01-a8894cdc366c" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount_38e432f1-c578-4c6c-9948-abb801ae03e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SupplementaryInsuranceInformationBySegmentTable_b022bbbf-2fae-4656-8396-d5c6c7fd3dfe" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SupplementaryInsuranceInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_srt_SupplementaryInsuranceInformationBySegmentLineItems_8b76653c-af02-4952-bb01-a8894cdc366c" xlink:to="loc_srt_SupplementaryInsuranceInformationBySegmentTable_b022bbbf-2fae-4656-8396-d5c6c7fd3dfe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_df462d0a-0aff-4a83-b1be-f375db3b1360" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CounterpartyNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_srt_SupplementaryInsuranceInformationBySegmentTable_b022bbbf-2fae-4656-8396-d5c6c7fd3dfe" xlink:to="loc_srt_CounterpartyNameAxis_df462d0a-0aff-4a83-b1be-f375db3b1360" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_df462d0a-0aff-4a83-b1be-f375db3b1360_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CounterpartyNameAxis_df462d0a-0aff-4a83-b1be-f375db3b1360" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_df462d0a-0aff-4a83-b1be-f375db3b1360_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_0309ba50-68d2-4557-acd4-14e3dff27e1a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CounterpartyNameAxis_df462d0a-0aff-4a83-b1be-f375db3b1360" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_0309ba50-68d2-4557-acd4-14e3dff27e1a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NationalIndemnityCompanyMember_830ab4c5-2777-4752-9921-65a47d9d3e6c" xlink:href="aig-20230331.xsd#aig_NationalIndemnityCompanyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_0309ba50-68d2-4557-acd4-14e3dff27e1a" xlink:to="loc_aig_NationalIndemnityCompanyMember_830ab4c5-2777-4752-9921-65a47d9d3e6c" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesDiscountingofreservesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesDiscountingofreservesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesDiscountingofreservesDetails" xlink:type="extended" id="ic3b9a4fcf0a14a85b85d77c2728e105f_InsuranceLiabilitiesDiscountingofreservesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:href="aig-20230331.xsd#aig_DiscountingOfReservesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_WorkersCompensationDiscountValueAmount_571c946d-bcf9-4b65-9271-8a81df047ee8" xlink:href="aig-20230331.xsd#aig_WorkersCompensationDiscountValueAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:to="loc_aig_WorkersCompensationDiscountValueAmount_571c946d-bcf9-4b65-9271-8a81df047ee8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_RetroactiveReinsuranceDiscountAmount_c76962e8-a331-4252-b744-4aff7b32c2c9" xlink:href="aig-20230331.xsd#aig_RetroactiveReinsuranceDiscountAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:to="loc_aig_RetroactiveReinsuranceDiscountAmount_c76962e8-a331-4252-b744-4aff7b32c2c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LossReserveDiscount_0cf5ecde-fa8f-4de1-ac7c-cd6336030428" xlink:href="aig-20230331.xsd#aig_LossReserveDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:to="loc_aig_LossReserveDiscount_0cf5ecde-fa8f-4de1-ac7c-cd6336030428" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PercentOfDiscountCeded_7d8d2302-5f9b-40a9-b270-b0b43e05f10c" xlink:href="aig-20230331.xsd#aig_PercentOfDiscountCeded"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:to="loc_aig_PercentOfDiscountCeded_7d8d2302-5f9b-40a9-b270-b0b43e05f10c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_DiscountingOfReservesTable_a85e75f4-2c42-4b5f-888a-434c20fba052" xlink:href="aig-20230331.xsd#aig_DiscountingOfReservesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_aig_DiscountingOfReservesLineItems_15542430-b1e4-4d34-9664-c436b041da9e" xlink:to="loc_aig_DiscountingOfReservesTable_a85e75f4-2c42-4b5f-888a-434c20fba052" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_7cffd4f0-f061-4566-b5f0-7ccc54eada0b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_DiscountingOfReservesTable_a85e75f4-2c42-4b5f-888a-434c20fba052" xlink:to="loc_srt_StatementGeographicalAxis_7cffd4f0-f061-4566-b5f0-7ccc54eada0b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_7cffd4f0-f061-4566-b5f0-7ccc54eada0b_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_7cffd4f0-f061-4566-b5f0-7ccc54eada0b" xlink:to="loc_srt_SegmentGeographicalDomain_7cffd4f0-f061-4566-b5f0-7ccc54eada0b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_33178e86-5325-4345-a1e7-113ceabec3af" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_7cffd4f0-f061-4566-b5f0-7ccc54eada0b" xlink:to="loc_srt_SegmentGeographicalDomain_33178e86-5325-4345-a1e7-113ceabec3af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_e3e30b0e-5716-4edc-a932-3254e2c4cef3" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_33178e86-5325-4345-a1e7-113ceabec3af" xlink:to="loc_country_GB_e3e30b0e-5716-4edc-a932-3254e2c4cef3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_3704dfb7-ae8c-4812-bffc-908b7b99a3cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_DiscountingOfReservesTable_a85e75f4-2c42-4b5f-888a-434c20fba052" xlink:to="loc_us-gaap_CededCreditRiskAxis_3704dfb7-ae8c-4812-bffc-908b7b99a3cf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_3704dfb7-ae8c-4812-bffc-908b7b99a3cf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_3704dfb7-ae8c-4812-bffc-908b7b99a3cf" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_3704dfb7-ae8c-4812-bffc-908b7b99a3cf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_1dc0a9cf-d716-4a48-a6ae-8778a7bc1bd4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_3704dfb7-ae8c-4812-bffc-908b7b99a3cf" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_1dc0a9cf-d716-4a48-a6ae-8778a7bc1bd4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_6092aecc-c573-4c78-b6bd-344ec0238124" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_1dc0a9cf-d716-4a48-a6ae-8778a7bc1bd4" xlink:to="loc_aig_FortitudeReMember_6092aecc-c573-4c78-b6bd-344ec0238124" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesNetlossreservediscountbenefitchargeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesNetlossreservediscountbenefitchargeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesNetlossreservediscountbenefitchargeDetails" xlink:type="extended" id="ifb46aab635d3427989179974f0c952f3_InsuranceLiabilitiesNetlossreservediscountbenefitchargeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:href="aig-20230331.xsd#aig_NetLossReserveDiscountBenefitChargeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscountCurrentYear_433c1cf2-caa0-4092-abaa-147f3d568b91" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscountCurrentYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscountCurrentYear_433c1cf2-caa0-4092-abaa-147f3d568b91" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscountPriorYear_1d984af5-5b38-44d6-8b1a-4beb6d81b1e4" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscountPriorYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscountPriorYear_1d984af5-5b38-44d6-8b1a-4beb6d81b1e4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscount_7fb6931c-0fa7-4e23-9197-4aacfe556f75" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscount_7fb6931c-0fa7-4e23-9197-4aacfe556f75" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount_163eefc0-bb4e-4cb2-a415-f6b28137ea66" xlink:href="aig-20230331.xsd#aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseRetroactiveReinsuranceDiscount_163eefc0-bb4e-4cb2-a415-f6b28137ea66" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IncreaseDecreaseInLossReserveDiscountIncludingReinsurance_8b81b490-34e7-4bed-a6a6-dc6946239e33" xlink:href="aig-20230331.xsd#aig_IncreaseDecreaseInLossReserveDiscountIncludingReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_IncreaseDecreaseInLossReserveDiscountIncludingReinsurance_8b81b490-34e7-4bed-a6a6-dc6946239e33" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NetLossReserveDiscountBenefitChargeTable_e2c6ba48-6e5a-4744-b115-7debbd65251f" xlink:href="aig-20230331.xsd#aig_NetLossReserveDiscountBenefitChargeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeLineItems_37c0a8b5-145e-46b5-b625-2ea3dbfa101f" xlink:to="loc_aig_NetLossReserveDiscountBenefitChargeTable_e2c6ba48-6e5a-4744-b115-7debbd65251f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_448a33f6-5398-4180-bb5e-24db24701388" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_aig_NetLossReserveDiscountBenefitChargeTable_e2c6ba48-6e5a-4744-b115-7debbd65251f" xlink:to="loc_srt_StatementGeographicalAxis_448a33f6-5398-4180-bb5e-24db24701388" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_448a33f6-5398-4180-bb5e-24db24701388_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_448a33f6-5398-4180-bb5e-24db24701388" xlink:to="loc_srt_SegmentGeographicalDomain_448a33f6-5398-4180-bb5e-24db24701388_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_23b56d65-25b4-45cd-ba02-9bcb6b2992cb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_448a33f6-5398-4180-bb5e-24db24701388" xlink:to="loc_srt_SegmentGeographicalDomain_23b56d65-25b4-45cd-ba02-9bcb6b2992cb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_d7e194c6-e36a-4225-869d-89bbc89be0c1" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_23b56d65-25b4-45cd-ba02-9bcb6b2992cb" xlink:to="loc_country_GB_d7e194c6-e36a-4225-869d-89bbc89be0c1" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesFuturePolicyBenefitsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesFuturePolicyBenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesFuturePolicyBenefitsDetails" xlink:type="extended" id="i2f2d27738d5b42e7b7eb14d036a0c633_InsuranceLiabilitiesFuturePolicyBenefitsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange_6846601b-b3d6-48fd-b378-a34130b89868" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange_6846601b-b3d6-48fd-b378-a34130b89868" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange_f1f66b1b-fdc0-45af-b2e3-7fbe9bf4b817" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange_f1f66b1b-fdc0-45af-b2e3-7fbe9bf4b817" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiability_7ee651c7-c5ef-46c4-b20e-c6404cad3d75" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiability_7ee651c7-c5ef-46c4-b20e-c6404cad3d75" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiabilityAdjustment_1c8880da-78ad-4906-9385-2dabffc399a8" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiabilityAdjustment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceDeferredProfitLiabilityAdjustment_1c8880da-78ad-4906-9385-2dabffc399a8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentLineItems_73d9e331-825c-4437-a8d6-76dac705754e" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_9a9a30e9-403b-4789-8089-26b35710e423" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:to="loc_srt_RestatementAxis_9a9a30e9-403b-4789-8089-26b35710e423" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_9a9a30e9-403b-4789-8089-26b35710e423_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_9a9a30e9-403b-4789-8089-26b35710e423" xlink:to="loc_srt_RestatementDomain_9a9a30e9-403b-4789-8089-26b35710e423_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_9a9a30e9-403b-4789-8089-26b35710e423" xlink:to="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_10af7677-be1c-448f-b540-d206a3a40780" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_10af7677-be1c-448f-b540-d206a3a40780" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfChangeInDeferredProfitLiabilityMember_0ac460d6-6e25-4a7a-b9ec-6d800ad97748" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfChangeInDeferredProfitLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfChangeInDeferredProfitLiabilityMember_0ac460d6-6e25-4a7a-b9ec-6d800ad97748" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForLossContractsUnderModifiedRetrospectiveApproachMember_4d97b74f-a760-4154-a2f3-646ec7154fbe" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForLossContractsUnderModifiedRetrospectiveApproachMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForLossContractsUnderModifiedRetrospectiveApproachMember_4d97b74f-a760-4154-a2f3-646ec7154fbe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfRemeasurementOfLiabilityAtCurrentSingleARateMember_3fcc5540-da4a-45dd-aed9-b7029902f2ef" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfRemeasurementOfLiabilityAtCurrentSingleARateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfRemeasurementOfLiabilityAtCurrentSingleARateMember_3fcc5540-da4a-45dd-aed9-b7029902f2ef" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfAdjustmentsToTheRemovalOfLossRecognitionBalancesRelatedToSecuritiesMember_f4aa5010-386f-4d31-b1d2-4510b90d7a46" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfAdjustmentsToTheRemovalOfLossRecognitionBalancesRelatedToSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_fce0133f-f2e0-49a9-9597-df5d04b420a9" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812EffectOfAdjustmentsToTheRemovalOfLossRecognitionBalancesRelatedToSecuritiesMember_f4aa5010-386f-4d31-b1d2-4510b90d7a46" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_7517ed6b-0f21-45ae-b980-c308d70da380" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_7517ed6b-0f21-45ae-b980-c308d70da380" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_7517ed6b-0f21-45ae-b980-c308d70da380_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_7517ed6b-0f21-45ae-b980-c308d70da380" xlink:to="loc_us-gaap_SegmentDomain_7517ed6b-0f21-45ae-b980-c308d70da380_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_7517ed6b-0f21-45ae-b980-c308d70da380" xlink:to="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_1581b7bf-4da0-42de-a620-3e4db72c61bc" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:to="loc_aig_IndividualRetirementSegmentMember_1581b7bf-4da0-42de-a620-3e4db72c61bc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_c11ffb9e-93dd-4cac-9e50-84249046b340" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:to="loc_aig_GroupRetirementSegmentMember_c11ffb9e-93dd-4cac-9e50-84249046b340" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_7286baa4-f0f7-4bfc-9aa9-9f321b107d5e" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_7286baa4-f0f7-4bfc-9aa9-9f321b107d5e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsMember_a70bf4ce-2d55-4241-9534-6b52bca7c129" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:to="loc_aig_InstitutionalMarketsMember_a70bf4ce-2d55-4241-9534-6b52bca7c129" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_a137285a-55e6-4793-a171-62529d46a12b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0d3ec9e4-5cf5-4ab1-8e86-c6e7717bcc5c" xlink:to="loc_us-gaap_CorporateAndOtherMember_a137285a-55e6-4793-a171-62529d46a12b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_fd027c58-a043-4ee5-af38-a7c6844a3171" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:to="loc_srt_ProductOrServiceAxis_fd027c58-a043-4ee5-af38-a7c6844a3171" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_fd027c58-a043-4ee5-af38-a7c6844a3171_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_fd027c58-a043-4ee5-af38-a7c6844a3171" xlink:to="loc_srt_ProductsAndServicesDomain_fd027c58-a043-4ee5-af38-a7c6844a3171_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_fbeabf2b-0a8d-42d5-9a9c-112900cc5a35" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_fd027c58-a043-4ee5-af38-a7c6844a3171" xlink:to="loc_srt_ProductsAndServicesDomain_fbeabf2b-0a8d-42d5-9a9c-112900cc5a35" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LongDurationInsuranceContractsMember_5f6bcede-45cc-4f90-95ff-9b6996c09cf6" xlink:href="aig-20230331.xsd#aig_LongDurationInsuranceContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fbeabf2b-0a8d-42d5-9a9c-112900cc5a35" xlink:to="loc_aig_LongDurationInsuranceContractsMember_5f6bcede-45cc-4f90-95ff-9b6996c09cf6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_UnexpiredRiskReserveMember_d7d197d4-8b8e-4385-ad97-42aea74ed0fd" xlink:href="aig-20230331.xsd#aig_UnexpiredRiskReserveMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_fbeabf2b-0a8d-42d5-9a9c-112900cc5a35" xlink:to="loc_aig_UnexpiredRiskReserveMember_d7d197d4-8b8e-4385-ad97-42aea74ed0fd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_d4a0353b-9f2c-4970-af14-014558e207d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitByProductSegmentTable_1697593b-a1c0-4d60-9107-e30ee2dd430c" xlink:to="loc_us-gaap_CededCreditRiskAxis_d4a0353b-9f2c-4970-af14-014558e207d6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_d4a0353b-9f2c-4970-af14-014558e207d6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_d4a0353b-9f2c-4970-af14-014558e207d6" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_d4a0353b-9f2c-4970-af14-014558e207d6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_67fcb998-15b3-42c3-ba01-7fde1c33e12a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_d4a0353b-9f2c-4970-af14-014558e207d6" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_67fcb998-15b3-42c3-ba01-7fde1c33e12a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_e3726157-639c-4750-b09e-7d37d1bb1d3a" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_67fcb998-15b3-42c3-ba01-7fde1c33e12a" xlink:to="loc_aig_FortitudeReMember_e3726157-639c-4750-b09e-7d37d1bb1d3a" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesBalancesofchangesinliabilityforfuturepolicybenefitsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesBalancesofchangesinliabilityforfuturepolicybenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesBalancesofchangesinliabilityforfuturepolicybenefitsDetails" xlink:type="extended" id="i27e85440952d4758ae81004097fdf179_InsuranceLiabilitiesBalancesofchangesinliabilityforfuturepolicybenefitsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange_1cb7459f-5801-4a2e-91a5-e74c9d40107b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange_1cb7459f-5801-4a2e-91a5-e74c9d40107b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax_924ffdce-9448-4340-98e5-a11ca4ce0c84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax_924ffdce-9448-4340-98e5-a11ca4ce0c84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance_85298de6-efdc-4a84-9479-daaa08a217f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance_85298de6-efdc-4a84-9479-daaa08a217f1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange_5a86d9b4-99db-4217-9aaa-d98e64b603c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange_5a86d9b4-99db-4217-9aaa-d98e64b603c2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_791f449e-324f-4fa1-9acf-602b60c5f284" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_791f449e-324f-4fa1-9acf-602b60c5f284" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_bc312a4d-4cd4-4161-92d2-3995d605b4cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_bc312a4d-4cd4-4161-92d2-3995d605b4cc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance_8097c266-41ea-4e60-b54c-57ed68e0b393" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance_8097c266-41ea-4e60-b54c-57ed68e0b393" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome_7b4d4a86-5b0a-45f2-95e0-97b841ca7dc1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome_7b4d4a86-5b0a-45f2-95e0-97b841ca7dc1" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumNetPremiumCollected_dafa393e-09f9-4fd5-b9b5-96dfcade751e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumNetPremiumCollected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumNetPremiumCollected_dafa393e-09f9-4fd5-b9b5-96dfcade751e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumForeignExchangeImpact_aad43af4-a501-4a0e-8926-cf55665af28e" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumForeignExchangeImpact"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumForeignExchangeImpact_aad43af4-a501-4a0e-8926-cf55665af28e" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther_61557eeb-ae9f-4163-8321-86627c5a8be9" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumRollForward_7996cbdf-200f-4a15-91a5-392c1db7eb95" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther_61557eeb-ae9f-4163-8321-86627c5a8be9" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance_539b6526-4ec4-484b-87ba-ea79a55a59f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeCashFlowAndReinsurance"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax_a062e67b-fc2b-4085-9c82-a1b087fe88cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociLiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange_e384bfb3-3b50-4502-9be6-d58fce8c37b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumBeforeReinsuranceAfterDiscountRateChange"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange_d16d0e56-6df1-4dea-9b21-13218f14c8de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange_d16d0e56-6df1-4dea-9b21-13218f14c8de" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax_f18c9287-8747-4c6c-913c-bb8760a68888" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax_f18c9287-8747-4c6c-913c-bb8760a68888" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance_92e05b8a-2afe-4ee7-a6b0-d9a5494b0eac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance_92e05b8a-2afe-4ee7-a6b0-d9a5494b0eac" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange_4832ac23-c794-45e6-9b36-1e6f3f70908a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseFromCashFlowChange_4832ac23-c794-45e6-9b36-1e6f3f70908a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_59003003-c5f1-4517-bc6d-722e9e459d5f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_59003003-c5f1-4517-bc6d-722e9e459d5f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureBenefitOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_a5ea347b-16c4-4959-b314-acb8e674ceb1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureBenefitOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureBenefitOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_a5ea347b-16c4-4959-b314-acb8e674ceb1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitIssuance_d6338230-8bd7-4c9e-9625-b396461d8577" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitIssuance_d6338230-8bd7-4c9e-9625-b396461d8577" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestExpense_9b6bbcbc-80a6-47ad-b7a9-a33fe9b80775" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestExpense_9b6bbcbc-80a6-47ad-b7a9-a33fe9b80775" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitsPaymentForBenefits_dbe95fa4-7ddc-412e-aeb4-423c4e559420" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitsPaymentForBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitsPaymentForBenefits_dbe95fa4-7ddc-412e-aeb4-423c4e559420" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitForeignExchangeImpact_c918d8b6-d96b-4d00-847c-3436887ddef6" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitForeignExchangeImpact"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitForeignExchangeImpact_c918d8b6-d96b-4d00-847c-3436887ddef6" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOther_105527b1-5f16-4aef-98bc-03c59e1d4883" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitRollForward_bfefd672-3519-4b37-8f80-b52ce4e4fd78" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOther_105527b1-5f16-4aef-98bc-03c59e1d4883" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance_59d90500-6f53-4ab4-aa83-d877ca4470a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitOriginalDiscountRateBeforeCashFlowAndReinsurance"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax_d1f93184-5aae-45b8-8ceb-a94b595b44e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociLiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange_c2572529-8727-4389-9e16-095eb9f0de9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitBeforeReinsuranceAfterDiscountRateChange"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceAndAdjustments_facc37f4-c16d-47a6-9df9-1cfd50ab552b" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceAndAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitBeforeReinsuranceAndAdjustments_facc37f4-c16d-47a6-9df9-1cfd50ab552b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsCertainParticipatingContracts_ce8a5a2e-7ac9-47bb-864f-d37682619d80" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitAdjustmentsCertainParticipatingContracts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsCertainParticipatingContracts_ce8a5a2e-7ac9-47bb-864f-d37682619d80" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsSecondaryGuarantees_cac91d65-9021-4bf4-85f5-a4059b5438f0" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitAdjustmentsSecondaryGuarantees"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsSecondaryGuarantees_cac91d65-9021-4bf4-85f5-a4059b5438f0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsDeferredProfitLiability_18045a77-cd94-4337-8d06-ee0418d9f010" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitAdjustmentsDeferredProfitLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsDeferredProfitLiability_18045a77-cd94-4337-8d06-ee0418d9f010" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsOtherReconcilingItems_56288ab6-3168-4fd3-ad58-4857bf2308b7" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitAdjustmentsOtherReconcilingItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitAdjustmentsOtherReconcilingItems_56288ab6-3168-4fd3-ad58-4857bf2308b7" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefits_954bb356-1436-4c74-9bf1-5718d4a80c48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefits_954bb356-1436-4c74-9bf1-5718d4a80c48" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance_3e44bfdf-be47-4692-a508-22acd2984902" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance_3e44bfdf-be47-4692-a508-22acd2984902" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance_b4b38400-fba3-4253-83fa-ef627ecbaa1e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance_b4b38400-fba3-4253-83fa-ef627ecbaa1e" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration_a5719424-3746-4759-bc27-cdd3df475326" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration_a5719424-3746-4759-bc27-cdd3df475326" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_b6ffcf76-4f6f-4fa3-ac0c-b6f0f9c4ca75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_b5770362-af97-4df9-8523-cdcf26619e75" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_b6ffcf76-4f6f-4fa3-ac0c-b6f0f9c4ca75" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_73a286db-3f62-4e62-b34d-8d98c681de88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_b6ffcf76-4f6f-4fa3-ac0c-b6f0f9c4ca75" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_73a286db-3f62-4e62-b34d-8d98c681de88" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_73a286db-3f62-4e62-b34d-8d98c681de88_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_73a286db-3f62-4e62-b34d-8d98c681de88" xlink:to="loc_us-gaap_SegmentDomain_73a286db-3f62-4e62-b34d-8d98c681de88_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_73a286db-3f62-4e62-b34d-8d98c681de88" xlink:to="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_eac7dfc5-80eb-45d7-9308-6e7f3b5f525c" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_aig_IndividualRetirementSegmentMember_eac7dfc5-80eb-45d7-9308-6e7f3b5f525c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_3ebdd6b1-812e-47c1-9999-fec6e0c9a9f0" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_aig_GroupRetirementSegmentMember_3ebdd6b1-812e-47c1-9999-fec6e0c9a9f0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_766c5585-c2c8-40b5-92e3-7768a288728e" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_766c5585-c2c8-40b5-92e3-7768a288728e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsMember_6c9c4bae-6831-47e0-a26e-016367354499" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_aig_InstitutionalMarketsMember_6c9c4bae-6831-47e0-a26e-016367354499" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_929b72e6-57a8-41c5-981d-13b8d9dc63ad" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_us-gaap_CorporateAndOtherMember_929b72e6-57a8-41c5-981d-13b8d9dc63ad" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_25851c18-8d7b-4456-b1d0-4247efd06e82" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0ff8bda9-270e-404e-a573-bce6398feebf" xlink:to="loc_aig_GeneralInsuranceSegmentMember_25851c18-8d7b-4456-b1d0-4247efd06e82" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesExpectedfuturebenefitsexpensesandgrosspremiumsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesExpectedfuturebenefitsexpensesandgrosspremiumsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesExpectedfuturebenefitsexpensesandgrosspremiumsDetails" xlink:type="extended" id="iedf544b834464f0d869f2149c73a4b9e_InsuranceLiabilitiesExpectedfuturebenefitsexpensesandgrosspremiumsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_369eca06-c3de-4488-95ab-75b725c0525c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitUndiscountedBeforeReinsurance_b541feca-993c-4567-8e15-e887e8d4ed18" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitUndiscountedBeforeReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_369eca06-c3de-4488-95ab-75b725c0525c" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitUndiscountedBeforeReinsurance_b541feca-993c-4567-8e15-e887e8d4ed18" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumUndiscountedBeforeReinsurance_f52db898-1fee-4235-a40c-be98df9767f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumUndiscountedBeforeReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_369eca06-c3de-4488-95ab-75b725c0525c" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedFutureGrossPremiumUndiscountedBeforeReinsurance_f52db898-1fee-4235-a40c-be98df9767f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_04831326-780f-4a95-926f-7a23fc729e9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_369eca06-c3de-4488-95ab-75b725c0525c" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_04831326-780f-4a95-926f-7a23fc729e9b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_04831326-780f-4a95-926f-7a23fc729e9b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7" xlink:to="loc_us-gaap_SegmentDomain_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_7ac8c5dd-0145-4e28-9386-fd3ba19c27f7" xlink:to="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_ef63cbe8-5e5c-44c9-8e17-c8736581d8ce" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_aig_GeneralInsuranceSegmentMember_ef63cbe8-5e5c-44c9-8e17-c8736581d8ce" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_a12daa22-f99c-4f61-ae27-b89d0f980ca1" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_aig_IndividualRetirementSegmentMember_a12daa22-f99c-4f61-ae27-b89d0f980ca1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_f9c05deb-a446-4a48-840e-e2bdd411398f" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_aig_GroupRetirementSegmentMember_f9c05deb-a446-4a48-840e-e2bdd411398f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_3f9ccf6e-fdd6-4b6d-9041-cce699ea7142" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_3f9ccf6e-fdd6-4b6d-9041-cce699ea7142" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_22c595c2-a774-4e6c-a25f-72043fab2ae6" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_22c595c2-a774-4e6c-a25f-72043fab2ae6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_74183b83-b2bd-492e-b4a8-10aa431c565d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_265482da-a51a-4856-9971-6a7d5b94002c" xlink:to="loc_us-gaap_CorporateAndOtherMember_74183b83-b2bd-492e-b4a8-10aa431c565d" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesIncomestatementinformationDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesIncomestatementinformationDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesIncomestatementinformationDetails" xlink:type="extended" id="i46211962dc06453c8201d5a013f7fa15_InsuranceLiabilitiesIncomestatementinformationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_805dd4c2-7917-4fc3-915d-ebfe94a452dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitGrossPremiumIncome_b06d10ee-9261-41df-b3b6-0e7a3d21acb1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitGrossPremiumIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_805dd4c2-7917-4fc3-915d-ebfe94a452dc" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitGrossPremiumIncome_b06d10ee-9261-41df-b3b6-0e7a3d21acb1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestAccretion_5ef564ca-7c3a-44e4-9159-b6f5fb2c0b30" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestAccretion"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_805dd4c2-7917-4fc3-915d-ebfe94a452dc" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedFuturePolicyBenefitInterestAccretion_5ef564ca-7c3a-44e4-9159-b6f5fb2c0b30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_d5e23d2e-28c5-4365-b3cd-540ed19c9f7b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_805dd4c2-7917-4fc3-915d-ebfe94a452dc" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_d5e23d2e-28c5-4365-b3cd-540ed19c9f7b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_da302ac3-1253-42fc-81c1-6f7a5110c52d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_d5e23d2e-28c5-4365-b3cd-540ed19c9f7b" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_da302ac3-1253-42fc-81c1-6f7a5110c52d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_da302ac3-1253-42fc-81c1-6f7a5110c52d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_da302ac3-1253-42fc-81c1-6f7a5110c52d" xlink:to="loc_us-gaap_SegmentDomain_da302ac3-1253-42fc-81c1-6f7a5110c52d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_da302ac3-1253-42fc-81c1-6f7a5110c52d" xlink:to="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_98f2e41f-fbc5-4dc2-a708-0f364002c329" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_GeneralInsuranceSegmentMember_98f2e41f-fbc5-4dc2-a708-0f364002c329" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_10964957-ec05-4c90-85f1-a9e7a18f4df7" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_IndividualRetirementSegmentMember_10964957-ec05-4c90-85f1-a9e7a18f4df7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_90813855-d1cd-476c-b282-55a4287b8708" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_GroupRetirementSegmentMember_90813855-d1cd-476c-b282-55a4287b8708" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_81e02aa4-3902-4a21-99b3-f8db9f5e945b" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_81e02aa4-3902-4a21-99b3-f8db9f5e945b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_1cbf613b-bd3f-4f8b-b78a-42bb4f063df5" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_1cbf613b-bd3f-4f8b-b78a-42bb4f063df5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_63095f10-66e4-4883-90c5-74387a5effcb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_us-gaap_CorporateAndOtherMember_63095f10-66e4-4883-90c5-74387a5effcb" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LegacyInsuranceLinesSegmentMember_a69d8779-b9b3-4f2e-8a9e-08a8b3005300" xlink:href="aig-20230331.xsd#aig_LegacyInsuranceLinesSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_6f5cf5fb-3a20-40bc-9d29-97552277e156" xlink:to="loc_aig_LegacyInsuranceLinesSegmentMember_a69d8779-b9b3-4f2e-8a9e-08a8b3005300" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_d5e23d2e-28c5-4365-b3cd-540ed19c9f7b" xlink:to="loc_srt_ProductOrServiceAxis_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c" xlink:to="loc_srt_ProductsAndServicesDomain_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_62e1cfcd-b2d6-4ba3-8fe9-c0a0970cc792" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_1bd5a5b5-6478-4cac-ada1-d2c7a6d4939c" xlink:to="loc_srt_ProductsAndServicesDomain_62e1cfcd-b2d6-4ba3-8fe9-c0a0970cc792" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UniversalLifeMember_b017edc0-a3f6-4138-8661-7d11ef1f2f2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UniversalLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_62e1cfcd-b2d6-4ba3-8fe9-c0a0970cc792" xlink:to="loc_us-gaap_UniversalLifeMember_b017edc0-a3f6-4138-8661-7d11ef1f2f2f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesWeightedaverageinterestratesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesWeightedaverageinterestratesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesWeightedaverageinterestratesDetails" xlink:type="extended" id="i7f9f4e449ec24e0fac14a932dcb8c11c_InsuranceLiabilitiesWeightedaverageinterestratesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_dc0848e4-5891-4bdf-a133-7dc81188bed8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitWeightedAverageDiscountRate_bec6ffe8-cdb8-494a-8564-25fba2f4f538" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitWeightedAverageDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_dc0848e4-5891-4bdf-a133-7dc81188bed8" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitWeightedAverageDiscountRate_bec6ffe8-cdb8-494a-8564-25fba2f4f538" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitCurrentWeightedAverageDiscountRate_0ac29a79-c94c-430a-bfaa-3f4333202043" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitCurrentWeightedAverageDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_dc0848e4-5891-4bdf-a133-7dc81188bed8" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitCurrentWeightedAverageDiscountRate_0ac29a79-c94c-430a-bfaa-3f4333202043" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_dbbd8ace-4ca0-45c9-8f7d-1391ac489b6a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_dc0848e4-5891-4bdf-a133-7dc81188bed8" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_dbbd8ace-4ca0-45c9-8f7d-1391ac489b6a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_98b5a401-9522-4138-b132-fde5e93a2803" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_dbbd8ace-4ca0-45c9-8f7d-1391ac489b6a" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_98b5a401-9522-4138-b132-fde5e93a2803" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_98b5a401-9522-4138-b132-fde5e93a2803_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_98b5a401-9522-4138-b132-fde5e93a2803" xlink:to="loc_us-gaap_SegmentDomain_98b5a401-9522-4138-b132-fde5e93a2803_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_98b5a401-9522-4138-b132-fde5e93a2803" xlink:to="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GeneralInsuranceSegmentMember_86c4cf51-7778-442d-bdfb-bcca4d67dd3b" xlink:href="aig-20230331.xsd#aig_GeneralInsuranceSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_aig_GeneralInsuranceSegmentMember_86c4cf51-7778-442d-bdfb-bcca4d67dd3b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_54a395fa-05f6-4b02-b68f-1ba9898e20cd" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_aig_IndividualRetirementSegmentMember_54a395fa-05f6-4b02-b68f-1ba9898e20cd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_df193dd6-4107-4ad3-9322-d92a2bc7be44" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_aig_GroupRetirementSegmentMember_df193dd6-4107-4ad3-9322-d92a2bc7be44" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_97ecc29f-fc45-444a-8b0b-a8c8b94a63e8" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_97ecc29f-fc45-444a-8b0b-a8c8b94a63e8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_27ede3e5-6e8f-46fc-9fab-1ccf4ada4df7" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_27ede3e5-6e8f-46fc-9fab-1ccf4ada4df7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_b0ba3062-3e1a-4dfa-a622-ff4fc95804f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85b2f746-22dc-4e91-8ad9-3994d9956a33" xlink:to="loc_us-gaap_CorporateAndOtherMember_b0ba3062-3e1a-4dfa-a622-ff4fc95804f3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_340346be-5eda-44fa-9ea8-c383c5650a73" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_dbbd8ace-4ca0-45c9-8f7d-1391ac489b6a" xlink:to="loc_srt_ProductOrServiceAxis_340346be-5eda-44fa-9ea8-c383c5650a73" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_340346be-5eda-44fa-9ea8-c383c5650a73_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_340346be-5eda-44fa-9ea8-c383c5650a73" xlink:to="loc_srt_ProductsAndServicesDomain_340346be-5eda-44fa-9ea8-c383c5650a73_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_88821caa-4088-4155-98c0-1adb657dd520" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_340346be-5eda-44fa-9ea8-c383c5650a73" xlink:to="loc_srt_ProductsAndServicesDomain_88821caa-4088-4155-98c0-1adb657dd520" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UniversalLifeMember_807f3a37-8026-4ccb-aaa6-062cffa2986d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UniversalLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_88821caa-4088-4155-98c0-1adb657dd520" xlink:to="loc_us-gaap_UniversalLifeMember_807f3a37-8026-4ccb-aaa6-062cffa2986d" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesScheduleofliabilitiesbyproductDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesScheduleofliabilitiesbyproductDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesScheduleofliabilitiesbyproductDetails" xlink:type="extended" id="ic02d92183cbf4a2ea723043d3c9fae96_InsuranceLiabilitiesScheduleofliabilitiesbyproductDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefits_35ba1046-844c-41c1-ae74-3578ef8abd71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefits_35ba1046-844c-41c1-ae74-3578ef8abd71" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange_f1477758-d5e7-4ddf-a707-0aaaf654254c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseFromCashFlowChange_f1477758-d5e7-4ddf-a707-0aaaf654254c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_9f921009-3324-4d9d-84e9-36be79d93648" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumCumulativeIncreaseDecreaseOfActualVarianceFromExpectedExperience_9f921009-3324-4d9d-84e9-36be79d93648" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_175b70ea-5922-4178-9c7d-899b44e2bbae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumOriginalDiscountRateBeforeReinsuranceAfterCashFlowChange_175b70ea-5922-4178-9c7d-899b44e2bbae" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance_07723a65-35c1-471b-a94e-155c353c4ab4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumIssuance_07723a65-35c1-471b-a94e-155c353c4ab4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAssessments_71659d6a-54ee-4051-958b-126aad5afc5e" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAssessments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAssessments_71659d6a-54ee-4051-958b-126aad5afc5e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumExcessBenefitsPaid_b8c27234-cd73-449a-946c-afc4bddf098c" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumExcessBenefitsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumExcessBenefitsPaid_b8c27234-cd73-449a-946c-afc4bddf098c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome_0800ca98-459e-446b-a62e-22f52fb712f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitExpectedNetPremiumInterestIncome_0800ca98-459e-446b-a62e-22f52fb712f7" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther_04b52d1f-2f5e-477d-a0a1-a669671d31ae" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumOther_04b52d1f-2f5e-477d-a0a1-a669671d31ae" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAppreciationDepreciation_3a390002-ea45-48d6-828a-67b62da9cb62" xlink:href="aig-20230331.xsd#aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAppreciationDepreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_aig_LiabilityForFuturePolicyBenefitExpectedNetPremiumAppreciationDepreciation_3a390002-ea45-48d6-828a-67b62da9cb62" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance_26bc84ae-8236-4fe8-a34e-e14ee28aa719" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitReinsuranceRecoverableAfterAllowance_26bc84ae-8236-4fe8-a34e-e14ee28aa719" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance_8b764cde-52e9-4aa6-b1dc-bf961b13d3d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitAfterReinsurance_8b764cde-52e9-4aa6-b1dc-bf961b13d3d9" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration_27ab71f8-7780-4b15-9862-d766299764da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitWeightedAverageDuration_27ab71f8-7780-4b15-9862-d766299764da" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_eeb57ca2-5efa-4c59-b0d0-0c7b09b99bcc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_03848751-fae0-4149-994b-47416e7332ca" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_eeb57ca2-5efa-4c59-b0d0-0c7b09b99bcc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_a436056d-75e6-4f22-9189-c30f57c0064c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_eeb57ca2-5efa-4c59-b0d0-0c7b09b99bcc" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_a436056d-75e6-4f22-9189-c30f57c0064c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a436056d-75e6-4f22-9189-c30f57c0064c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a436056d-75e6-4f22-9189-c30f57c0064c" xlink:to="loc_us-gaap_SegmentDomain_a436056d-75e6-4f22-9189-c30f57c0064c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a436056d-75e6-4f22-9189-c30f57c0064c" xlink:to="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_47be584c-8cb2-4afa-9c19-fcf7fb1371b0" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_47be584c-8cb2-4afa-9c19-fcf7fb1371b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_84ccf510-51df-459f-a34d-e901a6dd9474" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:to="loc_aig_IndividualRetirementSegmentMember_84ccf510-51df-459f-a34d-e901a6dd9474" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_8c835564-c7cb-4dfe-855f-d170053d0f23" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:to="loc_aig_GroupRetirementSegmentMember_8c835564-c7cb-4dfe-855f-d170053d0f23" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_289ebc49-1881-4d62-a1af-551c2fff97c0" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_289ebc49-1881-4d62-a1af-551c2fff97c0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_1b2e2a55-2cef-4892-82f8-4045f2630015" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_5aa791b2-4490-4291-9cfa-07dfc7ed4c8e" xlink:to="loc_us-gaap_CorporateAndOtherMember_1b2e2a55-2cef-4892-82f8-4045f2630015" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_eeb57ca2-5efa-4c59-b0d0-0c7b09b99bcc" xlink:to="loc_srt_ProductOrServiceAxis_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5" xlink:to="loc_srt_ProductsAndServicesDomain_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_f89a6217-af4d-4219-9c4a-113a09ec75ad" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_b5cc1605-f70c-4a3a-bf31-03e4fe1683e5" xlink:to="loc_srt_ProductsAndServicesDomain_f89a6217-af4d-4219-9c4a-113a09ec75ad" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UniversalLifeMember_d7964d7d-8080-448f-b6d5-aefe6296996d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UniversalLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_f89a6217-af4d-4219-9c4a-113a09ec75ad" xlink:to="loc_us-gaap_UniversalLifeMember_d7964d7d-8080-448f-b6d5-aefe6296996d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_eeb57ca2-5efa-4c59-b0d0-0c7b09b99bcc" xlink:to="loc_srt_RestatementAxis_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9" xlink:to="loc_srt_RestatementDomain_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_d8f6d47a-a1e9-4526-b87f-ef23ad1df654" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_9fa1d4c4-b1c6-451a-b43b-bdbe57b189f9" xlink:to="loc_srt_RestatementDomain_d8f6d47a-a1e9-4526-b87f-ef23ad1df654" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_9d7e0fb8-451f-460f-88d2-efe8dde96572" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_d8f6d47a-a1e9-4526-b87f-ef23ad1df654" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_9d7e0fb8-451f-460f-88d2-efe8dde96572" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToMarketRiskBenefitsMember_87ccb570-95e8-4c24-b9fb-ea3a160c4814" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToMarketRiskBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_d8f6d47a-a1e9-4526-b87f-ef23ad1df654" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToMarketRiskBenefitsMember_87ccb570-95e8-4c24-b9fb-ea3a160c4814" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassURGLImpactsToMarketRiskBenefitsMember_1c749dcb-5a38-4936-91ad-76d7f8e0574a" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassURGLImpactsToMarketRiskBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_d8f6d47a-a1e9-4526-b87f-ef23ad1df654" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassURGLImpactsToMarketRiskBenefitsMember_1c749dcb-5a38-4936-91ad-76d7f8e0574a" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesSummaryofseparateaccountsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesSummaryofseparateaccountsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesSummaryofseparateaccountsDetails" xlink:type="extended" id="i1a0c06d6252d432ba6b128c539e42dfc_InsuranceLiabilitiesSummaryofseparateaccountsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems_d0cbec07-c5e2-46ea-bb62-42860c11a907" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ValueOfSeparateAccountsAndGeneralAccountsCorrespondingToSpecifiedProductGuaranteeTypeAndSubsetOfGuarantee_45bdc0b2-1511-4626-bdd5-e26238bedf15" xlink:href="aig-20230331.xsd#aig_ValueOfSeparateAccountsAndGeneralAccountsCorrespondingToSpecifiedProductGuaranteeTypeAndSubsetOfGuarantee"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems_d0cbec07-c5e2-46ea-bb62-42860c11a907" xlink:to="loc_aig_ValueOfSeparateAccountsAndGeneralAccountsCorrespondingToSpecifiedProductGuaranteeTypeAndSubsetOfGuarantee_45bdc0b2-1511-4626-bdd5-e26238bedf15" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeNetAmountAtRisk_9374b936-86fe-4c03-880f-57ac8409eb84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetAmountAtRiskByProductAndGuaranteeNetAmountAtRisk"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems_d0cbec07-c5e2-46ea-bb62-42860c11a907" xlink:to="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeNetAmountAtRisk_9374b936-86fe-4c03-880f-57ac8409eb84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1_9c0e2a70-9c45-45b4-bfff-642f7c8c7e97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems_d0cbec07-c5e2-46ea-bb62-42860c11a907" xlink:to="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1_9c0e2a70-9c45-45b4-bfff-642f7c8c7e97" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsTable_a79bd2ae-32ba-454c-ab02-346c8f7155e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsLineItems_d0cbec07-c5e2-46ea-bb62-42860c11a907" xlink:to="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsTable_a79bd2ae-32ba-454c-ab02-346c8f7155e6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_a5697483-6200-4c1f-8004-fa90761c3aa2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilitiesForGuaranteesOnLongDurationContractsTable_a79bd2ae-32ba-454c-ab02-346c8f7155e6" xlink:to="loc_srt_ProductOrServiceAxis_a5697483-6200-4c1f-8004-fa90761c3aa2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_a5697483-6200-4c1f-8004-fa90761c3aa2_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_a5697483-6200-4c1f-8004-fa90761c3aa2" xlink:to="loc_srt_ProductsAndServicesDomain_a5697483-6200-4c1f-8004-fa90761c3aa2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_b9a2571d-fc64-4281-9a46-382fa25ca497" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_a5697483-6200-4c1f-8004-fa90761c3aa2" xlink:to="loc_srt_ProductsAndServicesDomain_b9a2571d-fc64-4281-9a46-382fa25ca497" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UniversalLifeMember_4f603b16-e0fd-4d4a-9b31-dc586257089e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UniversalLifeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_b9a2571d-fc64-4281-9a46-382fa25ca497" xlink:to="loc_us-gaap_UniversalLifeMember_4f603b16-e0fd-4d4a-9b31-dc586257089e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesAdjustmentstoPolicyholderContractDepositsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesAdjustmentstoPolicyholderContractDepositsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesAdjustmentstoPolicyholderContractDepositsDetails" xlink:type="extended" id="i768dc982263d49f7a7c0a96bc264e98a_InsuranceLiabilitiesAdjustmentstoPolicyholderContractDepositsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceLineItems_0842568d-6c14-44d9-a84a-38f495fbadbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositGross_95634048-7339-4168-858c-46b459f06d28" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_0842568d-6c14-44d9-a84a-38f495fbadbd" xlink:to="loc_aig_PolicyholderContractDepositGross_95634048-7339-4168-858c-46b459f06d28" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceTable_7a7ef521-aae3-4a9e-bd47-5846d3363351" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_0842568d-6c14-44d9-a84a-38f495fbadbd" xlink:to="loc_us-gaap_PolicyholderAccountBalanceTable_7a7ef521-aae3-4a9e-bd47-5846d3363351" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_20851d94-dafa-4cd1-aeeb-3eb7c40c4875" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_7a7ef521-aae3-4a9e-bd47-5846d3363351" xlink:to="loc_srt_RestatementAxis_20851d94-dafa-4cd1-aeeb-3eb7c40c4875" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_20851d94-dafa-4cd1-aeeb-3eb7c40c4875_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_20851d94-dafa-4cd1-aeeb-3eb7c40c4875" xlink:to="loc_srt_RestatementDomain_20851d94-dafa-4cd1-aeeb-3eb7c40c4875_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_77af2ff4-b1f2-4473-a9af-d6298db2ea7d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_20851d94-dafa-4cd1-aeeb-3eb7c40c4875" xlink:to="loc_srt_RestatementDomain_77af2ff4-b1f2-4473-a9af-d6298db2ea7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_947c67af-fda0-4824-9571-93a01e39e803" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_77af2ff4-b1f2-4473-a9af-d6298db2ea7d" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_947c67af-fda0-4824-9571-93a01e39e803" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassificationOfEmbeddedDerivativeLiabilityMember_ef1ed31f-0b9c-4ab1-a27e-ac6c121bc10f" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassificationOfEmbeddedDerivativeLiabilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_77af2ff4-b1f2-4473-a9af-d6298db2ea7d" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsToReclassificationOfEmbeddedDerivativeLiabilityMember_ef1ed31f-0b9c-4ab1-a27e-ac6c121bc10f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_42514b24-c256-4516-a1ee-079663ebc6ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_7a7ef521-aae3-4a9e-bd47-5846d3363351" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_42514b24-c256-4516-a1ee-079663ebc6ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_42514b24-c256-4516-a1ee-079663ebc6ae_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_42514b24-c256-4516-a1ee-079663ebc6ae" xlink:to="loc_us-gaap_SegmentDomain_42514b24-c256-4516-a1ee-079663ebc6ae_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_42514b24-c256-4516-a1ee-079663ebc6ae" xlink:to="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_2a2d9766-6b10-41b0-8124-d9161936e021" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_aig_IndividualRetirementSegmentMember_2a2d9766-6b10-41b0-8124-d9161936e021" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_061fe1e5-a62c-4613-a914-8cb24a9dde7d" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_aig_GroupRetirementSegmentMember_061fe1e5-a62c-4613-a914-8cb24a9dde7d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_3341e203-418c-4f71-b099-729a19dc1e26" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_3341e203-418c-4f71-b099-729a19dc1e26" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_fcec4ac0-c980-4470-8bed-6e7186f1ea7f" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_fcec4ac0-c980-4470-8bed-6e7186f1ea7f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_299ccc41-d8f2-40a8-8e14-e58df1b09082" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_us-gaap_CorporateAndOtherMember_299ccc41-d8f2-40a8-8e14-e58df1b09082" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherOperationsMember_8020b8c9-5365-4b0b-b46d-200844d09b87" xlink:href="aig-20230331.xsd#aig_OtherOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_e48e117e-1e62-4a71-8046-76a65baf6727" xlink:to="loc_aig_OtherOperationsMember_8020b8c9-5365-4b0b-b46d-200844d09b87" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesPolicyholdercontractdepositDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesPolicyholdercontractdepositDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesPolicyholdercontractdepositDetails" xlink:type="extended" id="i1224690114dd4429ab97d6cfb6a3cc8a_InsuranceLiabilitiesPolicyholdercontractdepositDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositGross_073e6399-db9a-4dce-8349-9e12570fb960" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_aig_PolicyholderContractDepositGross_073e6399-db9a-4dce-8349-9e12570fb960" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceIssuance_d0570834-22f7-43dd-ae48-0ae1fca40454" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_us-gaap_PolicyholderAccountBalanceIssuance_d0570834-22f7-43dd-ae48-0ae1fca40454" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceDepositReceived_2c80577b-661e-470e-89ae-77a3d2de4fa1" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceDepositReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_aig_PolicyholderAccountBalanceDepositReceived_2c80577b-661e-470e-89ae-77a3d2de4fa1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalancePolicyCharge_3a62752e-9c46-4059-9be7-8c68bbcc5f20" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalancePolicyCharge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_us-gaap_PolicyholderAccountBalancePolicyCharge_3a62752e-9c46-4059-9be7-8c68bbcc5f20" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceSurrenderAndWithdrawal_38442255-f9c1-4b43-954a-7d05c4741410" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceSurrenderAndWithdrawal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_us-gaap_PolicyholderAccountBalanceSurrenderAndWithdrawal_38442255-f9c1-4b43-954a-7d05c4741410" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceBenefitPayment_37bc7b27-9908-4bfd-a0c9-c152babf6f08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceBenefitPayment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_us-gaap_PolicyholderAccountBalanceBenefitPayment_37bc7b27-9908-4bfd-a0c9-c152babf6f08" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransferToFromPolicyholderAccountBalanceToFromSeparateAccount_25bc397a-cef3-4904-b7f2-6e0a1ddcdd1f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransferToFromPolicyholderAccountBalanceToFromSeparateAccount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_us-gaap_TransferToFromPolicyholderAccountBalanceToFromSeparateAccount_25bc397a-cef3-4904-b7f2-6e0a1ddcdd1f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceInterestCredited_521913e7-fcc5-47d8-969c-c11856f16631" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceInterestCredited"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_aig_PolicyholderAccountBalanceInterestCredited_521913e7-fcc5-47d8-969c-c11856f16631" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceOther_13408a49-cdfa-4325-9126-8198689a903b" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceRollForward_3f725b7c-6bd5-4027-8f13-8384f4c2b487" xlink:to="loc_aig_PolicyholderAccountBalanceOther_13408a49-cdfa-4325-9126-8198689a903b" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderContractDepositGross_5a0ebe0d-a432-43a1-945b-4a332bc60e2c" xlink:href="aig-20230331.xsd#aig_PolicyholderContractDepositGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceAdjustmentsOtherReconcilingItems_28d7ff45-bba0-46a8-93ef-0b37ff807cb1" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceAdjustmentsOtherReconcilingItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_aig_PolicyholderAccountBalanceAdjustmentsOtherReconcilingItems_28d7ff45-bba0-46a8-93ef-0b37ff807cb1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderContractDeposits_59131173-2a48-4b00-a4ad-a2adbc680fca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderContractDeposits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_us-gaap_PolicyholderContractDeposits_59131173-2a48-4b00-a4ad-a2adbc680fca" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceWeightedAverageCreditingRate_1074ba3e-8e93-4de9-aa40-accf5ce1bb59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceWeightedAverageCreditingRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_us-gaap_PolicyholderAccountBalanceWeightedAverageCreditingRate_1074ba3e-8e93-4de9-aa40-accf5ce1bb59" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashSurrenderValueDuePolicyholdersAmount_b9120e85-54bd-4ba6-97ff-30fe127a85ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashSurrenderValueDuePolicyholdersAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_us-gaap_CashSurrenderValueDuePolicyholdersAmount_b9120e85-54bd-4ba6-97ff-30fe127a85ce" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceTable_2bff1f83-866b-4d7b-9d57-e3100a7b7573" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_2a7b47a3-3afa-473b-bfec-3c876e0e46c0" xlink:to="loc_us-gaap_PolicyholderAccountBalanceTable_2bff1f83-866b-4d7b-9d57-e3100a7b7573" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_555a4ba1-fb2a-41ad-b29e-58962c55a20a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_2bff1f83-866b-4d7b-9d57-e3100a7b7573" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_555a4ba1-fb2a-41ad-b29e-58962c55a20a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_555a4ba1-fb2a-41ad-b29e-58962c55a20a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_555a4ba1-fb2a-41ad-b29e-58962c55a20a" xlink:to="loc_us-gaap_SegmentDomain_555a4ba1-fb2a-41ad-b29e-58962c55a20a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_555a4ba1-fb2a-41ad-b29e-58962c55a20a" xlink:to="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_ae909c12-ace2-448e-9379-d398fdc1146e" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:to="loc_aig_IndividualRetirementSegmentMember_ae909c12-ace2-448e-9379-d398fdc1146e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_366cf11b-e288-43b4-99f9-80d6c9386d7a" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:to="loc_aig_GroupRetirementSegmentMember_366cf11b-e288-43b4-99f9-80d6c9386d7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_ec2068a9-0044-46b1-9dd6-6e4133664a79" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_ec2068a9-0044-46b1-9dd6-6e4133664a79" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_ddc237be-e065-46c4-b56f-1bb4a318d610" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_ddc237be-e065-46c4-b56f-1bb4a318d610" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_77885035-cfd6-4aa5-b828-4985380aed53" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_38c8267e-c5c9-4e62-9c95-8b2f69e8a7ca" xlink:to="loc_us-gaap_CorporateAndOtherMember_77885035-cfd6-4aa5-b828-4985380aed53" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesAccountbalancesbyguaranteedminimuminterestratesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesAccountbalancesbyguaranteedminimuminterestratesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesAccountbalancesbyguaranteedminimuminterestratesDetails" xlink:type="extended" id="i7f94b2c60f834326b55eabb06c8f430c_InsuranceLiabilitiesAccountbalancesbyguaranteedminimuminterestratesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceLineItems_71264fe2-29dd-468e-af39-fe41f6b8037b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderFunds_6c38ec9a-7973-4421-947d-39c32186563a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_71264fe2-29dd-468e-af39-fe41f6b8037b" xlink:to="loc_us-gaap_PolicyholderFunds_6c38ec9a-7973-4421-947d-39c32186563a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalancePercentage_b7cc68dd-5514-467a-8549-1790342bc297" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalancePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_71264fe2-29dd-468e-af39-fe41f6b8037b" xlink:to="loc_aig_PolicyholderAccountBalancePercentage_b7cc68dd-5514-467a-8549-1790342bc297" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceTable_df558718-e7cf-4393-a468-536da6510f08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PolicyholderAccountBalanceLineItems_71264fe2-29dd-468e-af39-fe41f6b8037b" xlink:to="loc_us-gaap_PolicyholderAccountBalanceTable_df558718-e7cf-4393-a468-536da6510f08" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_b303ef9a-2a32-4cbc-8bea-e6c94c28d313" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_df558718-e7cf-4393-a468-536da6510f08" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_b303ef9a-2a32-4cbc-8bea-e6c94c28d313" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b303ef9a-2a32-4cbc-8bea-e6c94c28d313_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b303ef9a-2a32-4cbc-8bea-e6c94c28d313" xlink:to="loc_us-gaap_SegmentDomain_b303ef9a-2a32-4cbc-8bea-e6c94c28d313_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_1e18ec72-8a5c-4c7f-9648-0b6ad322394a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b303ef9a-2a32-4cbc-8bea-e6c94c28d313" xlink:to="loc_us-gaap_SegmentDomain_1e18ec72-8a5c-4c7f-9648-0b6ad322394a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_fe649a70-d6b8-477f-85b9-aff85132bca8" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_1e18ec72-8a5c-4c7f-9648-0b6ad322394a" xlink:to="loc_aig_IndividualRetirementSegmentMember_fe649a70-d6b8-477f-85b9-aff85132bca8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_fd8b5ccc-0a8a-4ca3-ba4c-69847009b4ee" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_1e18ec72-8a5c-4c7f-9648-0b6ad322394a" xlink:to="loc_aig_GroupRetirementSegmentMember_fd8b5ccc-0a8a-4ca3-ba4c-69847009b4ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_8b192847-0a7b-4d8c-98b8-e8eb83cedd31" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_1e18ec72-8a5c-4c7f-9648-0b6ad322394a" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_8b192847-0a7b-4d8c-98b8-e8eb83cedd31" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateAxis_1bc88f7f-de9b-4219-afaf-5e7780f01a23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_df558718-e7cf-4393-a468-536da6510f08" xlink:to="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateAxis_1bc88f7f-de9b-4219-afaf-5e7780f01a23" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_1bc88f7f-de9b-4219-afaf-5e7780f01a23_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateAxis_1bc88f7f-de9b-4219-afaf-5e7780f01a23" xlink:to="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_1bc88f7f-de9b-4219-afaf-5e7780f01a23_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_8d321bfd-8460-4d9f-b7a3-4e10caa00b0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateAxis_1bc88f7f-de9b-4219-afaf-5e7780f01a23" xlink:to="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_8d321bfd-8460-4d9f-b7a3-4e10caa00b0d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceAtGuaranteedMinimumCreditingRateMember_b3cbee7a-6268-4712-bcd1-efc8e7056f7f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceAtGuaranteedMinimumCreditingRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_8d321bfd-8460-4d9f-b7a3-4e10caa00b0d" xlink:to="loc_us-gaap_PolicyholderAccountBalanceAtGuaranteedMinimumCreditingRateMember_b3cbee7a-6268-4712-bcd1-efc8e7056f7f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0001To0050Member_f1d82409-fd6c-4aa6-ab58-a0b4bd839a2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0001To0050Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_8d321bfd-8460-4d9f-b7a3-4e10caa00b0d" xlink:to="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0001To0050Member_f1d82409-fd6c-4aa6-ab58-a0b4bd839a2f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0050AndGreaterMember_03562c5d-b873-468a-9e33-41cf39ba6df8" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0050AndGreaterMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateDomain_8d321bfd-8460-4d9f-b7a3-4e10caa00b0d" xlink:to="loc_aig_PolicyholderAccountBalanceAboveGuaranteedMinimumCreditingRateRangeFrom0050AndGreaterMember_03562c5d-b873-468a-9e33-41cf39ba6df8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeAxis_65877ed0-859a-447d-8acc-fcf28bdade46" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_PolicyholderAccountBalanceTable_df558718-e7cf-4393-a468-536da6510f08" xlink:to="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeAxis_65877ed0-859a-447d-8acc-fcf28bdade46" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_65877ed0-859a-447d-8acc-fcf28bdade46_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeAxis_65877ed0-859a-447d-8acc-fcf28bdade46" xlink:to="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_65877ed0-859a-447d-8acc-fcf28bdade46_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeAxis_65877ed0-859a-447d-8acc-fcf28bdade46" xlink:to="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan0100Member_206540fa-eccd-4165-95b4-601981f0796e" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan0100Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeLessThan0100Member_206540fa-eccd-4165-95b4-601981f0796e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0200Member_98bc4153-d9f8-45a3-8a15-d2ed57c520f4" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0200Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0100To0200Member_98bc4153-d9f8-45a3-8a15-d2ed57c520f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0200To0300Member_a9cc83e7-612b-4a34-a7e0-b2b1dd837203" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0200To0300Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0200To0300Member_a9cc83e7-612b-4a34-a7e0-b2b1dd837203" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0300To0400Member_3b3b8f4b-95b1-4f2d-a158-f60135a6bf5e" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0300To0400Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0300To0400Member_3b3b8f4b-95b1-4f2d-a158-f60135a6bf5e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0400To0500Member_bc90f1c6-502e-4b8f-941d-eee06f8bb34b" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0400To0500Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0400To0500Member_bc90f1c6-502e-4b8f-941d-eee06f8bb34b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0500To0550Member_2c8e2fe1-d5f2-4844-af57-5402ccfca7c0" xlink:href="aig-20230331.xsd#aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0500To0550Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeDomain_5f4e044e-9a19-4821-9167-b385540bee9a" xlink:to="loc_aig_PolicyholderAccountBalanceGuaranteedMinimumCreditingRateRangeFrom0500To0550Member_2c8e2fe1-d5f2-4844-af57-5402ccfca7c0" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/InsuranceLiabilitiesUnearnedrevenueliabilityDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#InsuranceLiabilitiesUnearnedrevenueliabilityDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/InsuranceLiabilitiesUnearnedrevenueliabilityDetails" xlink:type="extended" id="id463fca66fa842978297fb4e6bcc79cf_InsuranceLiabilitiesUnearnedrevenueliabilityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_2b1001ff-cea0-4334-8d0e-84bea99b5a08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPolicyholderFundsRollforwardRollForward_72b85cf6-76d0-4011-86cb-e800186b3673" xlink:href="aig-20230331.xsd#aig_OtherPolicyholderFundsRollforwardRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_2b1001ff-cea0-4334-8d0e-84bea99b5a08" xlink:to="loc_aig_OtherPolicyholderFundsRollforwardRollForward_72b85cf6-76d0-4011-86cb-e800186b3673" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPolicyholderFundsGross_15192b07-ca37-453b-b390-91b3dd7f3d7a" xlink:href="aig-20230331.xsd#aig_OtherPolicyholderFundsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_OtherPolicyholderFundsRollforwardRollForward_72b85cf6-76d0-4011-86cb-e800186b3673" xlink:to="loc_aig_OtherPolicyholderFundsGross_15192b07-ca37-453b-b390-91b3dd7f3d7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPolicyholderFundsCapitalization_aa80f3e3-2176-4510-9ca3-6474f426ee95" xlink:href="aig-20230331.xsd#aig_OtherPolicyholderFundsCapitalization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_OtherPolicyholderFundsRollforwardRollForward_72b85cf6-76d0-4011-86cb-e800186b3673" xlink:to="loc_aig_OtherPolicyholderFundsCapitalization_aa80f3e3-2176-4510-9ca3-6474f426ee95" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPolicyholderFundsAmortization_c5de2828-636b-4e0b-8926-bbbf3da5a001" xlink:href="aig-20230331.xsd#aig_OtherPolicyholderFundsAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_OtherPolicyholderFundsRollforwardRollForward_72b85cf6-76d0-4011-86cb-e800186b3673" xlink:to="loc_aig_OtherPolicyholderFundsAmortization_c5de2828-636b-4e0b-8926-bbbf3da5a001" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherPolicyholderFundsGross_d02cc421-3ce1-4059-9eee-5cfcd72a01d0" xlink:href="aig-20230331.xsd#aig_OtherPolicyholderFundsGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPolicyholderFunds_6271ac24-e81b-46b3-98fc-2b31d7db0bc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPolicyholderFunds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_2b1001ff-cea0-4334-8d0e-84bea99b5a08" xlink:to="loc_us-gaap_OtherPolicyholderFunds_6271ac24-e81b-46b3-98fc-2b31d7db0bc4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_6702ca57-7ce4-4477-a8cd-df1babacabd4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilityForFuturePolicyBenefitActivityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityLineItems_2b1001ff-cea0-4334-8d0e-84bea99b5a08" xlink:to="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_6702ca57-7ce4-4477-a8cd-df1babacabd4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_1a927ccd-a07c-45e5-9150-07330bbbca4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_6702ca57-7ce4-4477-a8cd-df1babacabd4" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_1a927ccd-a07c-45e5-9150-07330bbbca4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_1a927ccd-a07c-45e5-9150-07330bbbca4d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1a927ccd-a07c-45e5-9150-07330bbbca4d" xlink:to="loc_us-gaap_SegmentDomain_1a927ccd-a07c-45e5-9150-07330bbbca4d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_757c012d-a1d7-4561-98e9-3502af7ab85e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1a927ccd-a07c-45e5-9150-07330bbbca4d" xlink:to="loc_us-gaap_SegmentDomain_757c012d-a1d7-4561-98e9-3502af7ab85e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_3effa818-e63f-4a91-8501-cc4c5758dc13" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_757c012d-a1d7-4561-98e9-3502af7ab85e" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_3effa818-e63f-4a91-8501-cc4c5758dc13" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_d95173e8-5864-4fa1-b99b-f194d665d8be" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_757c012d-a1d7-4561-98e9-3502af7ab85e" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_d95173e8-5864-4fa1-b99b-f194d665d8be" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateAndOtherMember_577dc737-ae5c-4b65-a7f1-721126161e4f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_757c012d-a1d7-4561-98e9-3502af7ab85e" xlink:to="loc_us-gaap_CorporateAndOtherMember_577dc737-ae5c-4b65-a7f1-721126161e4f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskAxis_b72f27cc-9fd5-473f-9f09-bcace0c1040d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LiabilityForFuturePolicyBenefitActivityTable_6702ca57-7ce4-4477-a8cd-df1babacabd4" xlink:to="loc_us-gaap_CededCreditRiskAxis_b72f27cc-9fd5-473f-9f09-bcace0c1040d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_b72f27cc-9fd5-473f-9f09-bcace0c1040d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CededCreditRiskAxis_b72f27cc-9fd5-473f-9f09-bcace0c1040d" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_b72f27cc-9fd5-473f-9f09-bcace0c1040d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CededCreditRiskReinsurerDomain_6c679620-d3d2-4d51-9e23-4fb7b7ec636a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CededCreditRiskReinsurerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CededCreditRiskAxis_b72f27cc-9fd5-473f-9f09-bcace0c1040d" xlink:to="loc_us-gaap_CededCreditRiskReinsurerDomain_6c679620-d3d2-4d51-9e23-4fb7b7ec636a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FortitudeReMember_90261660-9403-4d54-8ff7-df82ea40a6ac" xlink:href="aig-20230331.xsd#aig_FortitudeReMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CededCreditRiskReinsurerDomain_6c679620-d3d2-4d51-9e23-4fb7b7ec636a" xlink:to="loc_aig_FortitudeReMember_90261660-9403-4d54-8ff7-df82ea40a6ac" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/MarketRiskBenefitsBalancesandchangesinmarketriskbenefitsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#MarketRiskBenefitsBalancesandchangesinmarketriskbenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/MarketRiskBenefitsBalancesandchangesinmarketriskbenefitsDetails" xlink:type="extended" id="ia0c96009a7cc441789c472cf2621f179_MarketRiskBenefitsBalancesandchangesinmarketriskbenefitsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk_ba7cace3-b822-4d3b-b9d4-0f3aa9a8d9e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk_ba7cace3-b822-4d3b-b9d4-0f3aa9a8d9e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitAssetsGross_1a4f11cc-2fdb-4481-90a5-337520166f7b" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_aig_MarketRiskBenefitAssetsGross_1a4f11cc-2fdb-4481-90a5-337520166f7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CededMarketRiskBenefitAssets_3633545e-44f0-45bf-9d75-ca8a044245ff" xlink:href="aig-20230331.xsd#aig_CededMarketRiskBenefitAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_aig_CededMarketRiskBenefitAssets_3633545e-44f0-45bf-9d75-ca8a044245ff" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAssetAmount_3d111396-82db-422c-96be-9a184fa9859d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAssetAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_us-gaap_MarketRiskBenefitAssetAmount_3d111396-82db-422c-96be-9a184fa9859d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLiabilityAmount_e94bb78a-51ac-435a-9188-9c36422febea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLiabilityAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_us-gaap_MarketRiskBenefitLiabilityAmount_e94bb78a-51ac-435a-9188-9c36422febea" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitTable_ebf8853f-57f4-4768-ab36-7bb73e118e0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_9b2b2154-8d94-4aba-9f1f-da92c7fc5b8a" xlink:to="loc_us-gaap_MarketRiskBenefitTable_ebf8853f-57f4-4768-ab36-7bb73e118e0a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketRiskBenefitTable_ebf8853f-57f4-4768-ab36-7bb73e118e0a" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8" xlink:to="loc_us-gaap_SegmentDomain_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_71b79585-b39c-4f06-8339-e032c9ccc151" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_3bb2c3ec-6c57-4397-9166-b2f28fc9a4e8" xlink:to="loc_us-gaap_SegmentDomain_71b79585-b39c-4f06-8339-e032c9ccc151" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_3d3c880a-0405-47ce-8725-d2227f74592f" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_71b79585-b39c-4f06-8339-e032c9ccc151" xlink:to="loc_aig_IndividualRetirementSegmentMember_3d3c880a-0405-47ce-8725-d2227f74592f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_a5197786-39d3-4013-aadb-ca22200ca7b0" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_71b79585-b39c-4f06-8339-e032c9ccc151" xlink:to="loc_aig_GroupRetirementSegmentMember_a5197786-39d3-4013-aadb-ca22200ca7b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_41a99fad-8417-4324-97a7-9ace907dde26" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketRiskBenefitTable_ebf8853f-57f4-4768-ab36-7bb73e118e0a" xlink:to="loc_srt_RestatementAxis_41a99fad-8417-4324-97a7-9ace907dde26" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_41a99fad-8417-4324-97a7-9ace907dde26_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_41a99fad-8417-4324-97a7-9ace907dde26" xlink:to="loc_srt_RestatementDomain_41a99fad-8417-4324-97a7-9ace907dde26_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_41a99fad-8417-4324-97a7-9ace907dde26" xlink:to="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioPreviouslyReportedMember_f1b6a7c7-be9a-44c1-b5e1-6667bc2fb9eb" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ScenarioPreviouslyReportedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_srt_ScenarioPreviouslyReportedMember_f1b6a7c7-be9a-44c1-b5e1-6667bc2fb9eb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfEmbeddedDerivativeLiabilityFromPolicyholderContractDepositsMember_81fc4219-d251-408d-92d5-37383ceaba7a" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfEmbeddedDerivativeLiabilityFromPolicyholderContractDepositsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfEmbeddedDerivativeLiabilityFromPolicyholderContractDepositsMember_81fc4219-d251-408d-92d5-37383ceaba7a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfFuturePolicyBenefitsMember_1cdf1b84-2b76-41c0-85bc-7f8cd59b0773" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfFuturePolicyBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812ReclassificationOfFuturePolicyBenefitsMember_1cdf1b84-2b76-41c0-85bc-7f8cd59b0773" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812CumulativeEffectOfChangesInOurOwnCreditRiskMember_48bda152-7aeb-4679-a215-5341bff4088d" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812CumulativeEffectOfChangesInOurOwnCreditRiskMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812CumulativeEffectOfChangesInOurOwnCreditRiskMember_48bda152-7aeb-4679-a215-5341bff4088d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForAdjustmentForAccumulatedOtherComprehensiveIncomeLossOriginatingFromUnrealizedGainsLossesMember_2b729dd8-2a06-4d04-8999-b3ec782e6018" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForAdjustmentForAccumulatedOtherComprehensiveIncomeLossOriginatingFromUnrealizedGainsLossesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForAdjustmentForAccumulatedOtherComprehensiveIncomeLossOriginatingFromUnrealizedGainsLossesMember_2b729dd8-2a06-4d04-8999-b3ec782e6018" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForRemainingDifferenceBetweenCarryingAmountAndFairValueForMRBMember_0db1ad66-7376-477c-a396-584f12f387b2" xlink:href="aig-20230331.xsd#aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForRemainingDifferenceBetweenCarryingAmountAndFairValueForMRBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_0799d032-3547-43e2-b559-3a4c97ed9cbf" xlink:to="loc_aig_EffectOfApplicationOfAccountingStandardsUpdate201812AdjustmentsForRemainingDifferenceBetweenCarryingAmountAndFairValueForMRBMember_0db1ad66-7376-477c-a396-584f12f387b2" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/MarketRiskBenefitsRollforwardofmarketriskbenefitsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#MarketRiskBenefitsRollforwardofmarketriskbenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/MarketRiskBenefitsRollforwardofmarketriskbenefitsDetails" xlink:type="extended" id="i4e41abc485c046378f4b9d582c24403a_MarketRiskBenefitsRollforwardofmarketriskbenefitsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLineItems_288cad25-27a8-4586-a094-208f9df7599d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_288cad25-27a8-4586-a094-208f9df7599d" xlink:to="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk_3c16c15c-b841-4b5d-af2e-64ec66fbc41a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk_3c16c15c-b841-4b5d-af2e-64ec66fbc41a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitBeforeReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_3c520093-ec02-4356-b85b-0155e6ccd906" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitBeforeReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitBeforeReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_3c520093-ec02-4356-b85b-0155e6ccd906" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIssuance_19c15bb3-87c8-4655-a025-cdbbcf9e7665" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIssuance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIssuance_19c15bb3-87c8-4655-a025-cdbbcf9e7665" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitInterestExpense_7dc03628-9b50-4a13-aff3-c382c84bc1d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitInterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitInterestExpense_7dc03628-9b50-4a13-aff3-c382c84bc1d6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAttributedFeeCollected_798af64d-6b3b-4c63-9bec-f7c6ea1171a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAttributedFeeCollected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitAttributedFeeCollected_798af64d-6b3b-4c63-9bec-f7c6ea1171a8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitBenefitPayment_88b6cad4-37ed-4edd-bd7a-61e6145ea9ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitBenefitPayment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitBenefitPayment_88b6cad4-37ed-4edd-bd7a-61e6145ea9ab" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromInterestRateChange_cef29de7-451c-403b-adc0-f7546a5cd16d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromInterestRateChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromInterestRateChange_cef29de7-451c-403b-adc0-f7546a5cd16d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitIncreaseDecreaseFromInterestRateChangeVolatility_a5900a73-8703-4e3f-8384-2e0f387ce627" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitIncreaseDecreaseFromInterestRateChangeVolatility"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_aig_MarketRiskBenefitIncreaseDecreaseFromInterestRateChangeVolatility_a5900a73-8703-4e3f-8384-2e0f387ce627" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromEquityMarketChange_a6f4f274-6805-41cd-a039-cc1580693ba2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromEquityMarketChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromEquityMarketChange_a6f4f274-6805-41cd-a039-cc1580693ba2" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromVolatility_93d680a9-7540-4da8-baf2-aae1cc4019f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromVolatility"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromVolatility_93d680a9-7540-4da8-baf2-aae1cc4019f2" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromActualPolicyholderBehaviorDifferentFromExpected_c950ba63-258b-4acd-8a0b-551eda044d44" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromActualPolicyholderBehaviorDifferentFromExpected"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromActualPolicyholderBehaviorDifferentFromExpected_c950ba63-258b-4acd-8a0b-551eda044d44" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedPolicyholderBehaviorAssumption_b13a3ba8-c6ea-4aff-929c-aaf5ab5a1da6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedPolicyholderBehaviorAssumption"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedPolicyholderBehaviorAssumption_b13a3ba8-c6ea-4aff-929c-aaf5ab5a1da6" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedAssumptions_faa7642c-7f04-4528-972a-2ba6de06cbbf" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedAssumptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_aig_MarketRiskBenefitIncreaseDecreaseFromFutureExpectedAssumptions_faa7642c-7f04-4528-972a-2ba6de06cbbf" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromOtherAssumption_3af0ad9a-ba50-4aa5-8b9c-e059a90b719b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitIncreaseDecreaseFromOtherAssumption"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitIncreaseDecreaseFromOtherAssumption_3af0ad9a-ba50-4aa5-8b9c-e059a90b719b" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitBeforeReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_580de27a-946e-4122-a0eb-b9ec7a8a4b78" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitBeforeReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskBeforeTax_8f7bd67c-6791-4cd4-91cc-290e35600a36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_AociMarketRiskBenefitInstrumentSpecificCreditRiskBeforeTax_8f7bd67c-6791-4cd4-91cc-290e35600a36" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk_5d9a0ff7-4d18-4107-9fc1-073616680d3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAfterIncreaseDecreaseFromInstrumentSpecificCreditRisk"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitReinsuranceRecoverableAfterAllowance_ba820f75-e10b-48fc-93b4-229add68251a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitReinsuranceRecoverableAfterAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitReinsuranceRecoverableAfterAllowance_ba820f75-e10b-48fc-93b4-229add68251a" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_162a5cb9-30aa-45e7-8162-4fb5069b03e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_162a5cb9-30aa-45e7-8162-4fb5069b03e5" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinimumGuaranteesNetAmountAtRiskAbstract_5cfae1d8-7cf9-489d-810d-be304113f4e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinimumGuaranteesNetAmountAtRiskAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_MinimumGuaranteesNetAmountAtRiskAbstract_5cfae1d8-7cf9-489d-810d-be304113f4e8" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitNetAmountAtRisk_4a589c18-666e-4b4b-ab18-7e6c67dade0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitNetAmountAtRisk"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinimumGuaranteesNetAmountAtRiskAbstract_5cfae1d8-7cf9-489d-810d-be304113f4e8" xlink:to="loc_us-gaap_MarketRiskBenefitNetAmountAtRisk_4a589c18-666e-4b4b-ab18-7e6c67dade0f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1_6d85056a-cadc-4920-b688-0ca0ca42130b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitRollForward_f3b83dd5-adcb-47d8-91aa-ccadcd5c0886" xlink:to="loc_us-gaap_NetAmountAtRiskByProductAndGuaranteeWeightedAverageAttainedAge1_6d85056a-cadc-4920-b688-0ca0ca42130b" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitTable_ea101d29-a8d3-40e5-877e-084b9bcbfa00" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_288cad25-27a8-4586-a094-208f9df7599d" xlink:to="loc_us-gaap_MarketRiskBenefitTable_ea101d29-a8d3-40e5-877e-084b9bcbfa00" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_d1545d56-091c-41d8-8122-3d840996c569" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketRiskBenefitTable_ea101d29-a8d3-40e5-877e-084b9bcbfa00" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_d1545d56-091c-41d8-8122-3d840996c569" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_d1545d56-091c-41d8-8122-3d840996c569_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d1545d56-091c-41d8-8122-3d840996c569" xlink:to="loc_us-gaap_SegmentDomain_d1545d56-091c-41d8-8122-3d840996c569_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_eb617018-9043-4d40-a958-dd9b83fa47df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d1545d56-091c-41d8-8122-3d840996c569" xlink:to="loc_us-gaap_SegmentDomain_eb617018-9043-4d40-a958-dd9b83fa47df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_b3381a15-284b-452e-a441-f18f2afa38e6" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_eb617018-9043-4d40-a958-dd9b83fa47df" xlink:to="loc_aig_IndividualRetirementSegmentMember_b3381a15-284b-452e-a441-f18f2afa38e6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_9fc1cc3b-5835-4932-8835-c89ef224334c" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_eb617018-9043-4d40-a958-dd9b83fa47df" xlink:to="loc_aig_GroupRetirementSegmentMember_9fc1cc3b-5835-4932-8835-c89ef224334c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitAxis_d923af48-d75d-479b-b84a-0708afcca694" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedInsuranceContractTypeOfBenefitAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketRiskBenefitTable_ea101d29-a8d3-40e5-877e-084b9bcbfa00" xlink:to="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitAxis_d923af48-d75d-479b-b84a-0708afcca694" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain_d923af48-d75d-479b-b84a-0708afcca694_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitAxis_d923af48-d75d-479b-b84a-0708afcca694" xlink:to="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain_d923af48-d75d-479b-b84a-0708afcca694_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain_3bd75a99-bd78-4790-8e43-d515f19eba5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitAxis_d923af48-d75d-479b-b84a-0708afcca694" xlink:to="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain_3bd75a99-bd78-4790-8e43-d515f19eba5c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GuaranteedMinimumDeathBenefitAndGuaranteedMinimumWithdrawalBenefitMember_427fde4a-5b76-4302-8c35-1ec07ece2765" xlink:href="aig-20230331.xsd#aig_GuaranteedMinimumDeathBenefitAndGuaranteedMinimumWithdrawalBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteedInsuranceContractTypeOfBenefitDomain_3bd75a99-bd78-4790-8e43-d515f19eba5c" xlink:to="loc_aig_GuaranteedMinimumDeathBenefitAndGuaranteedMinimumWithdrawalBenefitMember_427fde4a-5b76-4302-8c35-1ec07ece2765" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedMinimumDeathBenefitMember_d4878b34-381d-42e6-844b-0e3a1fe9ff6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedMinimumDeathBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_GuaranteedMinimumDeathBenefitAndGuaranteedMinimumWithdrawalBenefitMember_427fde4a-5b76-4302-8c35-1ec07ece2765" xlink:to="loc_us-gaap_GuaranteedMinimumDeathBenefitMember_d4878b34-381d-42e6-844b-0e3a1fe9ff6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteedMinimumWithdrawalBenefitMember_3b831e83-a39d-4217-8382-a0d4c9078d7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GuaranteedMinimumWithdrawalBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_aig_GuaranteedMinimumDeathBenefitAndGuaranteedMinimumWithdrawalBenefitMember_427fde4a-5b76-4302-8c35-1ec07ece2765" xlink:to="loc_us-gaap_GuaranteedMinimumWithdrawalBenefitMember_3b831e83-a39d-4217-8382-a0d4c9078d7d" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/MarketRiskBenefitsScheduleofmarketriskbenefitsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#MarketRiskBenefitsScheduleofmarketriskbenefitsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/MarketRiskBenefitsScheduleofmarketriskbenefitsDetails" xlink:type="extended" id="if4d27c64dfbd478d9a7def6e0820a109_MarketRiskBenefitsScheduleofmarketriskbenefitsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitLineItems_31e4b9db-59d3-4d91-8a4f-774d04589a49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitAssetsAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_d97386b4-eff7-496a-9fd1-a405063664f4" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitAssetsAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_31e4b9db-59d3-4d91-8a4f-774d04589a49" xlink:to="loc_aig_MarketRiskBenefitAssetsAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_d97386b4-eff7-496a-9fd1-a405063664f4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitLiabilitiesAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_3e5554fa-ab03-4f5e-8f21-65c5b1302a9c" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitLiabilitiesAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_31e4b9db-59d3-4d91-8a4f-774d04589a49" xlink:to="loc_aig_MarketRiskBenefitLiabilitiesAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_3e5554fa-ab03-4f5e-8f21-65c5b1302a9c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_a0bf1ceb-da47-40c6-8f30-08c2e0626a9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_31e4b9db-59d3-4d91-8a4f-774d04589a49" xlink:to="loc_us-gaap_MarketRiskBenefitAfterReinsuranceAndCumulativeIncreaseDecreaseFromInstrumentSpecificCreditRiskChange_a0bf1ceb-da47-40c6-8f30-08c2e0626a9b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MarketRiskBenefitTable_ba0e313d-2b68-443a-bd67-3b66394f871d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MarketRiskBenefitTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MarketRiskBenefitLineItems_31e4b9db-59d3-4d91-8a4f-774d04589a49" xlink:to="loc_us-gaap_MarketRiskBenefitTable_ba0e313d-2b68-443a-bd67-3b66394f871d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_85dae1af-a739-4ea9-aac3-0b1d2feb1471" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MarketRiskBenefitTable_ba0e313d-2b68-443a-bd67-3b66394f871d" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_85dae1af-a739-4ea9-aac3-0b1d2feb1471" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_85dae1af-a739-4ea9-aac3-0b1d2feb1471_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_85dae1af-a739-4ea9-aac3-0b1d2feb1471" xlink:to="loc_us-gaap_SegmentDomain_85dae1af-a739-4ea9-aac3-0b1d2feb1471_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_0e7bf32c-cd13-40dc-9d45-539f5bc9aea4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_85dae1af-a739-4ea9-aac3-0b1d2feb1471" xlink:to="loc_us-gaap_SegmentDomain_0e7bf32c-cd13-40dc-9d45-539f5bc9aea4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_dcb736f9-a111-43e8-a856-e84946b9405c" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0e7bf32c-cd13-40dc-9d45-539f5bc9aea4" xlink:to="loc_aig_IndividualRetirementSegmentMember_dcb736f9-a111-43e8-a856-e84946b9405c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_60656f1a-77d3-4eb3-a5ab-cb721c7b7ab9" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_0e7bf32c-cd13-40dc-9d45-539f5bc9aea4" xlink:to="loc_aig_GroupRetirementSegmentMember_60656f1a-77d3-4eb3-a5ab-cb721c7b7ab9" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SeparateAccountAssetsandLiabilitiesSeparateaccountassetsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SeparateAccountAssetsandLiabilitiesSeparateaccountassetsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SeparateAccountAssetsandLiabilitiesSeparateaccountassetsDetails" xlink:type="extended" id="ifb1e7039713b4f8b9bfae6d6f61504c2_SeparateAccountAssetsandLiabilitiesSeparateaccountassetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentLineItems_79480212-de11-45dc-b406-1218248c2f29" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentFairValue_b25f3644-b420-4b38-93b5-554b20820bf6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentLineItems_79480212-de11-45dc-b406-1218248c2f29" xlink:to="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentFairValue_b25f3644-b420-4b38-93b5-554b20820bf6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable_1539567f-60f4-438b-91d7-c6bc02ddbb71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentLineItems_79480212-de11-45dc-b406-1218248c2f29" xlink:to="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable_1539567f-60f4-438b-91d7-c6bc02ddbb71" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_46cc7727-8190-4101-8939-f02c622bdcab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable_1539567f-60f4-438b-91d7-c6bc02ddbb71" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_46cc7727-8190-4101-8939-f02c622bdcab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_46cc7727-8190-4101-8939-f02c622bdcab_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_46cc7727-8190-4101-8939-f02c622bdcab" xlink:to="loc_us-gaap_SegmentDomain_46cc7727-8190-4101-8939-f02c622bdcab_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_872e62b0-e2b2-4801-a56d-cef7f04c5d6d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_46cc7727-8190-4101-8939-f02c622bdcab" xlink:to="loc_us-gaap_SegmentDomain_872e62b0-e2b2-4801-a56d-cef7f04c5d6d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_e11867c3-973c-49fe-91a0-51e09c970622" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_872e62b0-e2b2-4801-a56d-cef7f04c5d6d" xlink:to="loc_aig_IndividualRetirementSegmentMember_e11867c3-973c-49fe-91a0-51e09c970622" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_819d4c94-c8cd-4782-9c58-7ffa36fc7ec4" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_872e62b0-e2b2-4801-a56d-cef7f04c5d6d" xlink:to="loc_aig_GroupRetirementSegmentMember_819d4c94-c8cd-4782-9c58-7ffa36fc7ec4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountAssetCategoryAxis_f37f06ae-d72f-42d5-8d3d-a5035cccf409" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountAssetCategoryAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable_1539567f-60f4-438b-91d7-c6bc02ddbb71" xlink:to="loc_us-gaap_SeparateAccountAssetCategoryAxis_f37f06ae-d72f-42d5-8d3d-a5035cccf409" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountAssetCategoryDomain_f37f06ae-d72f-42d5-8d3d-a5035cccf409_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountAssetCategoryDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryAxis_f37f06ae-d72f-42d5-8d3d-a5035cccf409" xlink:to="loc_us-gaap_SeparateAccountAssetCategoryDomain_f37f06ae-d72f-42d5-8d3d-a5035cccf409_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountAssetCategoryDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryAxis_f37f06ae-d72f-42d5-8d3d-a5035cccf409" xlink:to="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountEquitySecurityMember_e47ed5aa-7bef-490e-b4c6-731575f06616" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountEquitySecurityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:to="loc_us-gaap_SeparateAccountEquitySecurityMember_e47ed5aa-7bef-490e-b4c6-731575f06616" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountDebtSecurityMember_3596345b-6098-4f68-8eff-d0c479a8263d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountDebtSecurityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:to="loc_us-gaap_SeparateAccountDebtSecurityMember_3596345b-6098-4f68-8eff-d0c479a8263d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SeparateAccountBalancedFundsMember_80130597-9a9e-471b-9928-8832f93aea81" xlink:href="aig-20230331.xsd#aig_SeparateAccountBalancedFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:to="loc_aig_SeparateAccountBalancedFundsMember_80130597-9a9e-471b-9928-8832f93aea81" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountCashAndCashEquivalentsMember_dc137519-909e-4299-a17a-f2728fa6622d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountAssetCategoryDomain_2b97e4b5-2bd3-4740-901e-09d5c562fa09" xlink:to="loc_us-gaap_SeparateAccountCashAndCashEquivalentsMember_dc137519-909e-4299-a17a-f2728fa6622d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_72338943-3d52-4e09-ba83-8f3d4d3ae0f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFairValueOfSeparateAccountsByMajorCategoryOfInvestmentTable_1539567f-60f4-438b-91d7-c6bc02ddbb71" xlink:to="loc_us-gaap_FinancialInstrumentAxis_72338943-3d52-4e09-ba83-8f3d4d3ae0f7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_72338943-3d52-4e09-ba83-8f3d4d3ae0f7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_72338943-3d52-4e09-ba83-8f3d4d3ae0f7" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_72338943-3d52-4e09-ba83-8f3d4d3ae0f7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_72338943-3d52-4e09-ba83-8f3d4d3ae0f7" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityFundsMember_0cd77712-c19a-4b32-8f56-23deae6f8111" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:to="loc_us-gaap_EquityFundsMember_0cd77712-c19a-4b32-8f56-23deae6f8111" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BondsMember_9700474a-5420-4ab1-8afb-9655cdcec886" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BondsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:to="loc_us-gaap_BondsMember_9700474a-5420-4ab1-8afb-9655cdcec886" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalancedFundsMember_d3f2bbf0-530c-46c5-a0e7-b20764114e43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BalancedFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:to="loc_us-gaap_BalancedFundsMember_d3f2bbf0-530c-46c5-a0e7-b20764114e43" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_22f9c978-cc1b-4f30-8ef6-fec3b49974ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_ac8929ea-42f0-4a70-afe3-a3a95f550fec" xlink:to="loc_us-gaap_MoneyMarketFundsMember_22f9c978-cc1b-4f30-8ef6-fec3b49974ae" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/SeparateAccountAssetsandLiabilitiesSeparateaccountliabilitiesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#SeparateAccountAssetsandLiabilitiesSeparateaccountliabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/SeparateAccountAssetsandLiabilitiesSeparateaccountliabilitiesDetails" xlink:type="extended" id="i0e8dc51403aa4c3eb80bc2bfc94da19e_SeparateAccountAssetsandLiabilitiesSeparateaccountliabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityLineItems_4be010e1-3b4e-4a85-8c8f-81a64ecc2804" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityLineItems_4be010e1-3b4e-4a85-8c8f-81a64ecc2804" xlink:to="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountsLiability_cd6b72cf-4976-4d29-bd2f-5df7798982b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountsLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountsLiability_cd6b72cf-4976-4d29-bd2f-5df7798982b6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityPremiumAndDeposit_55250fee-2cb8-4ece-8a35-967bb8d05c74" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityPremiumAndDeposit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilityPremiumAndDeposit_55250fee-2cb8-4ece-8a35-967bb8d05c74" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityPolicyCharge_07abf7b5-4161-43a6-b050-c6c74a2c64d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityPolicyCharge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilityPolicyCharge_07abf7b5-4161-43a6-b050-c6c74a2c64d8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilitySurrenderAndWithdrawal_95c95061-5bd0-4473-80b1-9caf24240fc7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilitySurrenderAndWithdrawal"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilitySurrenderAndWithdrawal_95c95061-5bd0-4473-80b1-9caf24240fc7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityBenefitPayment_756ab777-8636-4af4-8032-3dc6b1354cff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityBenefitPayment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilityBenefitPayment_756ab777-8636-4af4-8032-3dc6b1354cff" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromInvestedPerformance_ab84d63c-cfee-4b82-8ed8-8a4a3d257efc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromInvestedPerformance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromInvestedPerformance_ab84d63c-cfee-4b82-8ed8-8a4a3d257efc" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_TransferToFromPolicyholderAccountBalanceToFromGeneralAccount_c5db9d07-f92b-488a-b92c-fa8d1e300c6f" xlink:href="aig-20230331.xsd#aig_TransferToFromPolicyholderAccountBalanceToFromGeneralAccount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_aig_TransferToFromPolicyholderAccountBalanceToFromGeneralAccount_c5db9d07-f92b-488a-b92c-fa8d1e300c6f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromOtherChange_7be6a3ae-9c2a-46a7-a3b9-55af96659c08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromOtherChange"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityRollForward_d7342ea3-905c-44ce-8dc8-c47af7e7fcfb" xlink:to="loc_us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromOtherChange_7be6a3ae-9c2a-46a7-a3b9-55af96659c08" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountsLiability_4d07b30f-4c25-44e6-b20a-023869bef52c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountsLiability"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityCashSurrenderValueAmount_2e447996-4aa2-497f-bdc4-a4e156ed1a8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityCashSurrenderValueAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SeparateAccountLiabilityLineItems_4be010e1-3b4e-4a85-8c8f-81a64ecc2804" xlink:to="loc_us-gaap_SeparateAccountLiabilityCashSurrenderValueAmount_2e447996-4aa2-497f-bdc4-a4e156ed1a8b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeparateAccountLiabilityTable_66e2da5e-1b9e-444e-9989-04a774a05393" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeparateAccountLiabilityTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SeparateAccountLiabilityLineItems_4be010e1-3b4e-4a85-8c8f-81a64ecc2804" xlink:to="loc_us-gaap_SeparateAccountLiabilityTable_66e2da5e-1b9e-444e-9989-04a774a05393" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_665031ac-67d8-46b3-be66-20f09d00caa9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SeparateAccountLiabilityTable_66e2da5e-1b9e-444e-9989-04a774a05393" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_665031ac-67d8-46b3-be66-20f09d00caa9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_665031ac-67d8-46b3-be66-20f09d00caa9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_665031ac-67d8-46b3-be66-20f09d00caa9" xlink:to="loc_us-gaap_SegmentDomain_665031ac-67d8-46b3-be66-20f09d00caa9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_665031ac-67d8-46b3-be66-20f09d00caa9" xlink:to="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_IndividualRetirementSegmentMember_a85c50b7-e98e-4f58-acc8-b1ec1a45ec52" xlink:href="aig-20230331.xsd#aig_IndividualRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:to="loc_aig_IndividualRetirementSegmentMember_a85c50b7-e98e-4f58-acc8-b1ec1a45ec52" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_GroupRetirementSegmentMember_f624036f-e630-4f0a-90c9-344f787c76ee" xlink:href="aig-20230331.xsd#aig_GroupRetirementSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:to="loc_aig_GroupRetirementSegmentMember_f624036f-e630-4f0a-90c9-344f787c76ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_LifeInsuranceOperatingSegmentMember_ca1a3c35-471c-4851-9d3b-b9f270a0c06c" xlink:href="aig-20230331.xsd#aig_LifeInsuranceOperatingSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:to="loc_aig_LifeInsuranceOperatingSegmentMember_ca1a3c35-471c-4851-9d3b-b9f270a0c06c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_InstitutionalMarketsSegmentMember_93878bc8-703c-4c9a-962e-0c9612ec540b" xlink:href="aig-20230331.xsd#aig_InstitutionalMarketsSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9d6a16b2-4b8b-4b21-8fe8-0151a10858ab" xlink:to="loc_aig_InstitutionalMarketsSegmentMember_93878bc8-703c-4c9a-962e-0c9612ec540b" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/ContingenciesCommitmentsandGuaranteesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#ContingenciesCommitmentsandGuaranteesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/ContingenciesCommitmentsandGuaranteesDetails" xlink:type="extended" id="ie2222d8393bf447181480e026a51caaf_ContingenciesCommitmentsandGuaranteesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_e187692b-a847-435b-a014-dcd18124c1e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherCommitmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitment_2899b877-e0cd-453b-9bc9-f6b97572d089" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherCommitment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_e187692b-a847-435b-a014-dcd18124c1e2" xlink:to="loc_us-gaap_OtherCommitment_2899b877-e0cd-453b-9bc9-f6b97572d089" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractualObligation_a57b8d7e-bb44-47d4-a2a6-e8b508696bd9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractualObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_e187692b-a847-435b-a014-dcd18124c1e2" xlink:to="loc_us-gaap_ContractualObligation_a57b8d7e-bb44-47d4-a2a6-e8b508696bd9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCommitmentsTable_cb1d4735-3c15-47b5-ab8e-a54e3e8a93d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherCommitmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OtherCommitmentsLineItems_e187692b-a847-435b-a014-dcd18124c1e2" xlink:to="loc_us-gaap_OtherCommitmentsTable_cb1d4735-3c15-47b5-ab8e-a54e3e8a93d8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23f733dd-5d36-4596-99c5-a4018718518a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OtherCommitmentsTable_cb1d4735-3c15-47b5-ab8e-a54e3e8a93d8" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23f733dd-5d36-4596-99c5-a4018718518a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_23f733dd-5d36-4596-99c5-a4018718518a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23f733dd-5d36-4596-99c5-a4018718518a" xlink:to="loc_us-gaap_RelatedPartyDomain_23f733dd-5d36-4596-99c5-a4018718518a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RelatedPartyDomain_9189ee75-0a0d-4a14-8b1d-e6a64e4d7a36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RelatedPartyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_23f733dd-5d36-4596-99c5-a4018718518a" xlink:to="loc_us-gaap_RelatedPartyDomain_9189ee75-0a0d-4a14-8b1d-e6a64e4d7a36" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AffiliatedEntityMember_22e97086-37b1-4600-8a3b-74fc9cc47b6f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_AffiliatedEntityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_9189ee75-0a0d-4a14-8b1d-e6a64e4d7a36" xlink:to="loc_srt_AffiliatedEntityMember_22e97086-37b1-4600-8a3b-74fc9cc47b6f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/EquityNarrativeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#EquityNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/EquityNarrativeDetails" xlink:type="extended" id="idfbc31d070ba40a296ca81d7b54e10af_EquityNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_8b127ed2-6368-4d33-868d-9cdfe2e10a19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_8b127ed2-6368-4d33-868d-9cdfe2e10a19" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendRatePercentage_cacd62e1-a2d9-4889-b54d-a04409b2eac3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockDividendRatePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_PreferredStockDividendRatePercentage_cacd62e1-a2d9-4889-b54d-a04409b2eac3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d1a83baf-16f5-487a-af33-27a3c2da9656" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_PreferredStockParOrStatedValuePerShare_d1a83baf-16f5-487a-af33-27a3c2da9656" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockLiquidationPreference_a5e50c15-d9f5-4a26-9550-7563c0fd46de" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockLiquidationPreference"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_PreferredStockLiquidationPreference_a5e50c15-d9f5-4a26-9550-7563c0fd46de" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_6d20d0d9-e6d8-4254-92de-09294ce5c922" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock_6d20d0d9-e6d8-4254-92de-09294ce5c922" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_1c4616c9-1e07-4e14-9acc-e00532709136" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_1c4616c9-1e07-4e14-9acc-e00532709136" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_18f91d90-d148-4b0f-b931-9bf452676eae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_18f91d90-d148-4b0f-b931-9bf452676eae" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_c0c47500-3d7a-400e-884a-5b7d62502d5e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_c0c47500-3d7a-400e-884a-5b7d62502d5e" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_ca35eba9-6d6e-4c18-9106-39e992179f53" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_ca35eba9-6d6e-4c18-9106-39e992179f53" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_9ba334b2-cb13-480d-85e1-2fc9f27cba0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_9ba334b2-cb13-480d-85e1-2fc9f27cba0a" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CommonStockDividendsPercentageIncreaseDecreaseInDividendRate_83abbb25-b9d5-4f73-91fb-09d090b60815" xlink:href="aig-20230331.xsd#aig_CommonStockDividendsPercentageIncreaseDecreaseInDividendRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_aig_CommonStockDividendsPercentageIncreaseDecreaseInDividendRate_83abbb25-b9d5-4f73-91fb-09d090b60815" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendsPerShareDeclared_90810a6b-6a61-4dee-ad86-6544417a5fe4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockDividendsPerShareDeclared"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_PreferredStockDividendsPerShareDeclared_90810a6b-6a61-4dee-ad86-6544417a5fe4" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_d861c102-c554-448a-96e0-70f98beebe0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_59255240-dc5b-4c9c-ad13-52c05c465340" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_d861c102-c554-448a-96e0-70f98beebe0f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_1626783b-7785-4564-bd1a-9baed39a99db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_d861c102-c554-448a-96e0-70f98beebe0f" xlink:to="loc_us-gaap_StatementClassOfStockAxis_1626783b-7785-4564-bd1a-9baed39a99db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_1626783b-7785-4564-bd1a-9baed39a99db_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1626783b-7785-4564-bd1a-9baed39a99db" xlink:to="loc_us-gaap_ClassOfStockDomain_1626783b-7785-4564-bd1a-9baed39a99db_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_bf757db4-6d9a-4ada-bb95-87c4a63c2d2f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_1626783b-7785-4564-bd1a-9baed39a99db" xlink:to="loc_us-gaap_ClassOfStockDomain_bf757db4-6d9a-4ada-bb95-87c4a63c2d2f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeriesAPreferredStockMember_dbd9ca8a-55c4-4ce1-b800-5fea30df6af1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeriesAPreferredStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bf757db4-6d9a-4ada-bb95-87c4a63c2d2f" xlink:to="loc_us-gaap_SeriesAPreferredStockMember_dbd9ca8a-55c4-4ce1-b800-5fea30df6af1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SeriesADepositarySharesMember_38d9e694-ef39-4620-b075-fe1675a9e4d0" xlink:href="aig-20230331.xsd#aig_SeriesADepositarySharesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_bf757db4-6d9a-4ada-bb95-87c4a63c2d2f" xlink:to="loc_aig_SeriesADepositarySharesMember_38d9e694-ef39-4620-b075-fe1675a9e4d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_d861c102-c554-448a-96e0-70f98beebe0f" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_acd3e607-4688-44dd-a2b4-40e0fe4063c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_e9c88a03-3f6f-45d7-accd-8daf7cf1aa02" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_acd3e607-4688-44dd-a2b4-40e0fe4063c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_c35c275b-8f0c-4dff-a9b7-8c9881b0c21d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_acd3e607-4688-44dd-a2b4-40e0fe4063c6" xlink:to="loc_us-gaap_SubsequentEventMember_c35c275b-8f0c-4dff-a9b7-8c9881b0c21d" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/EquityRollforwardofcommonstockoutstandingDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#EquityRollforwardofcommonstockoutstandingDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/EquityRollforwardofcommonstockoutstandingDetails" xlink:type="extended" id="i66fb0f11542449e7ad8cc5d3e91afbf2_EquityRollforwardofcommonstockoutstandingDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_e7ededcc-939c-4ded-933a-2aeab403ddd5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_e7ededcc-939c-4ded-933a-2aeab403ddd5" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_ceaa9a27-1537-4dba-8e1f-ff686ddc5f52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:to="loc_us-gaap_CommonStockSharesIssued_ceaa9a27-1537-4dba-8e1f-ff686ddc5f52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_d175c946-bf34-468c-8350-2947a9717d71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:to="loc_us-gaap_TreasuryStockCommonShares_d175c946-bf34-468c-8350-2947a9717d71" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_3723fd25-2373-4ae5-89e5-341951736e82" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_3723fd25-2373-4ae5-89e5-341951736e82" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_bf9648cd-34cf-4c9b-8787-0b37a88d08a6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesTreasuryStockReissued_bf9648cd-34cf-4c9b-8787-0b37a88d08a6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_1846d1fb-9819-45fc-ab2a-7e16ff3413ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_064adcf2-e6d5-4da0-80b9-7ecd92003c36" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_1846d1fb-9819-45fc-ab2a-7e16ff3413ec" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_ced31b36-e9cb-4ef9-94ad-997512517130" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonShares_57ae42ff-8503-413b-8a67-9f36956f1486" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonShares"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_0bf826ca-2dcb-4c74-85dc-8e4029a62c8e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_621f81e9-cb5d-4203-9750-7536180a2744" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_e7ededcc-939c-4ded-933a-2aeab403ddd5" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_621f81e9-cb5d-4203-9750-7536180a2744" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_621f81e9-cb5d-4203-9750-7536180a2744" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41" xlink:to="loc_us-gaap_EquityComponentDomain_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_f02ede55-a2aa-4cc2-b1b1-e0589653bf0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_a00d5de5-d43d-46ea-aa3e-e81c9cdf7d41" xlink:to="loc_us-gaap_EquityComponentDomain_f02ede55-a2aa-4cc2-b1b1-e0589653bf0f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_99ddef9f-f9b9-4d60-92cf-175dbe5b10fe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_f02ede55-a2aa-4cc2-b1b1-e0589653bf0f" xlink:to="loc_us-gaap_CommonStockMember_99ddef9f-f9b9-4d60-92cf-175dbe5b10fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonMember_b75f6bc6-62fd-414d-a3be-354bfd24e9c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TreasuryStockCommonMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_f02ede55-a2aa-4cc2-b1b1-e0589653bf0f" xlink:to="loc_us-gaap_TreasuryStockCommonMember_b75f6bc6-62fd-414d-a3be-354bfd24e9c7" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/EquityScheduleofaccumulatedothercomprehensiveincomelossDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#EquityScheduleofaccumulatedothercomprehensiveincomelossDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/EquityScheduleofaccumulatedothercomprehensiveincomelossDetails" xlink:type="extended" id="ia9551b47baf14d5f8ac05b046c0a56a5_EquityScheduleofaccumulatedothercomprehensiveincomelossDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f2b81069-89a2-447d-8b36-97f7b40f4297" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f2b81069-89a2-447d-8b36-97f7b40f4297" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7f4cb3a2-c76d-4183-9a7f-b0d943e7be59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7f4cb3a2-c76d-4183-9a7f-b0d943e7be59" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_3600e2ae-664e-4f22-bb80-8119ecbba4e2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax_3600e2ae-664e-4f22-bb80-8119ecbba4e2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease_d9744928-c674-454c-8788-15621532e8a2" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_OtherComprehensiveIncomeDeferredAcquisitionCostAndOtherAdjustmentsBeforeTaxPeriodIncreaseDecrease_d9744928-c674-454c-8788-15621532e8a2" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_MarketRiskBenefitChangeInFairValueGainLossNet_31c9d15f-d1ea-430e-859d-0f3d41657319" xlink:href="aig-20230331.xsd#aig_MarketRiskBenefitChangeInFairValueGainLossNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_MarketRiskBenefitChangeInFairValueGainLossNet_31c9d15f-d1ea-430e-859d-0f3d41657319" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsBeforeTax_e2d025d5-c2e3-4a39-aa3e-4b51ac68daa0" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_OtherComprehensiveIncomeChangeInDiscountRatesUsedToMeasureTraditionalAndLimitedPaymentLongDurationInsuranceContractsBeforeTax_e2d025d5-c2e3-4a39-aa3e-4b51ac68daa0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts_2542f0a3-9299-4052-b46d-8925ec43e0ae" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_OtherComprehensiveIncomeUnrealizedGainLossOnFuturePolicyBenefitReservesNetOfOffsetInDeferredAcquisitionCosts_2542f0a3-9299-4052-b46d-8925ec43e0ae" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_ce20922f-9350-438b-b745-26c175516c31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax_ce20922f-9350-438b-b745-26c175516c31" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_da460c7b-b5d5-4cad-b804-1e1fd882278c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax_da460c7b-b5d5-4cad-b804-1e1fd882278c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_76296349-7085-4ced-a3ee-b46de1e2f5fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax_76296349-7085-4ced-a3ee-b46de1e2f5fa" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherComprehensiveIncomeLossChangeInDeferredTaxAssetLiabilityNetOfTax_4d02c1e8-cbb4-48d6-82ce-0c180162a88f" xlink:href="aig-20230331.xsd#aig_OtherComprehensiveIncomeLossChangeInDeferredTaxAssetLiabilityNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_OtherComprehensiveIncomeLossChangeInDeferredTaxAssetLiabilityNetOfTax_4d02c1e8-cbb4-48d6-82ce-0c180162a88f" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f4698d97-72b9-4133-b79e-677d39451346" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_f4698d97-72b9-4133-b79e-677d39451346" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_SaleOfStockPercentageOfStockSold_8a013bbc-1a02-469e-8df9-2f344c4a4c50" xlink:href="aig-20230331.xsd#aig_SaleOfStockPercentageOfStockSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_aig_SaleOfStockPercentageOfStockSold_8a013bbc-1a02-469e-8df9-2f344c4a4c50" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_54cb288e-c9be-4b35-9e6b-e98ced3639c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_e971f2eb-1298-47a3-8edf-2d8a76d3ae6f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_54cb288e-c9be-4b35-9e6b-e98ced3639c7" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_06583790-7791-40ca-adfd-32f1244f0970" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_29643803-7d12-4e36-aef5-59aace5b49b2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f2b81069-89a2-447d-8b36-97f7b40f4297" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_29643803-7d12-4e36-aef5-59aace5b49b2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_e1af5583-8b5e-472c-86aa-6c989ddef964" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_29643803-7d12-4e36-aef5-59aace5b49b2" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_e1af5583-8b5e-472c-86aa-6c989ddef964" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_e1af5583-8b5e-472c-86aa-6c989ddef964_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e1af5583-8b5e-472c-86aa-6c989ddef964" xlink:to="loc_us-gaap_EquityComponentDomain_e1af5583-8b5e-472c-86aa-6c989ddef964_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_e1af5583-8b5e-472c-86aa-6c989ddef964" xlink:to="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember_35fcb212-b2e4-4e7a-b2a3-5e08e44f8fa7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember_35fcb212-b2e4-4e7a-b2a3-5e08e44f8fa7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_026a0aef-ab57-4b16-b02d-e3051be5e2e6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_026a0aef-ab57-4b16-b02d-e3051be5e2e6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskParentMember_788f6261-a8c0-4447-80b6-c28a44e0da6a" xlink:href="aig-20230331.xsd#aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskParentMember_788f6261-a8c0-4447-80b6-c28a44e0da6a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesParentMember_e100d144-861c-451a-a4bf-9062b1b63f6a" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitChangeInDiscountRatesParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesParentMember_e100d144-861c-451a-a4bf-9062b1b63f6a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_67278d5a-b2e3-4e4f-b5ac-9ebf72401531" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_67278d5a-b2e3-4e4f-b5ac-9ebf72401531" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_bf65c703-a42c-4ad1-bf28-c3c66b4703c8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_bf65c703-a42c-4ad1-bf28-c3c66b4703c8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember_9b105987-a746-412f-a518-5fc06bb79971" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f2923000-6993-44e6-84b8-83ab3da2dae5" xlink:to="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToParentMember_9b105987-a746-412f-a518-5fc06bb79971" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossNoncontrollingInterestMember_94d74151-3e14-4e75-87bd-6d5d2a8d070f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossNoncontrollingInterestMember_94d74151-3e14-4e75-87bd-6d5d2a8d070f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetInvestmentGainLossAttributableToNoncontrollingInterestMember_d10f444c-5163-4789-8103-949b23a13ad5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedNetInvestmentGainLossAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_us-gaap_AccumulatedNetInvestmentGainLossAttributableToNoncontrollingInterestMember_d10f444c-5163-4789-8103-949b23a13ad5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskNonControllingInterestMember_d61972c5-df1f-44c2-b6b6-bef81995a53a" xlink:href="aig-20230331.xsd#aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskNonControllingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_aig_ChangeInFairValueOfMarketRiskBenefitsAttributableToChangesInTheInstrumentSpecificRiskNonControllingInterestMember_d61972c5-df1f-44c2-b6b6-bef81995a53a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesNoncontrollingInterestMember_316f2015-8604-4a2d-80de-3a7fb03e4262" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitChangeInDiscountRatesNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesNoncontrollingInterestMember_316f2015-8604-4a2d-80de-3a7fb03e4262" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember_d634a4bc-8499-4fe6-ad62-54e073531418" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember_d634a4bc-8499-4fe6-ad62-54e073531418" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember_f5537891-8561-4519-bc71-b35082529d97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember_f5537891-8561-4519-bc71-b35082529d97" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToNoncontrollingInterestMember_b298cb93-13fb-4bf6-bcc9-fcb55a3776f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_de7030bc-9881-4b08-915c-d5c6ce1b4e1a" xlink:to="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionAttributableToNoncontrollingInterestMember_b298cb93-13fb-4bf6-bcc9-fcb55a3776f1" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember_2b142ef2-7fb0-46ed-984f-87c82af87573" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember_2b142ef2-7fb0-46ed-984f-87c82af87573" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember_c365985d-c73e-4462-88f6-4384f1dc4643" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember_c365985d-c73e-4462-88f6-4384f1dc4643" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember_5226fb4a-ed18-4073-a89c-76f9e5cac29c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember_5226fb4a-ed18-4073-a89c-76f9e5cac29c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_2023f20c-8dda-436a-8bf4-b22f8cb087bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_2023f20c-8dda-436a-8bf4-b22f8cb087bb" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2e60d8b4-aa64-451b-bf79-6500fb926692" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2e60d8b4-aa64-451b-bf79-6500fb926692" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_ecee8cef-135a-4525-8b4e-ccdbf54b2f53" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_ecee8cef-135a-4525-8b4e-ccdbf54b2f53" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember_37df2af0-e1d6-43e9-8f6c-0f67d89d6d3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_18e760b0-37e6-408e-bac0-fb42e3fe6d2c" xlink:to="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember_37df2af0-e1d6-43e9-8f6c-0f67d89d6d3c" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsidiarySaleOfStockAxis_af4c63e3-5eed-4dfc-ac00-2068607d2e98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsidiarySaleOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_29643803-7d12-4e36-aef5-59aace5b49b2" xlink:to="loc_us-gaap_SubsidiarySaleOfStockAxis_af4c63e3-5eed-4dfc-ac00-2068607d2e98" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_af4c63e3-5eed-4dfc-ac00-2068607d2e98_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_af4c63e3-5eed-4dfc-ac00-2068607d2e98" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_af4c63e3-5eed-4dfc-ac00-2068607d2e98_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleOfStockNameOfTransactionDomain_5f45ab3e-b6b0-45d4-abf6-8ee1224dcce3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsidiarySaleOfStockAxis_af4c63e3-5eed-4dfc-ac00-2068607d2e98" xlink:to="loc_us-gaap_SaleOfStockNameOfTransactionDomain_5f45ab3e-b6b0-45d4-abf6-8ee1224dcce3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IPOMember_3a997156-f236-478e-9659-f27e41a123b5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IPOMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SaleOfStockNameOfTransactionDomain_5f45ab3e-b6b0-45d4-abf6-8ee1224dcce3" xlink:to="loc_us-gaap_IPOMember_3a997156-f236-478e-9659-f27e41a123b5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LegalEntityAxis_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_LegalEntityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_29643803-7d12-4e36-aef5-59aace5b49b2" xlink:to="loc_dei_LegalEntityAxis_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e_default" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e" xlink:to="loc_dei_EntityDomain_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityDomain_2581351c-6ba0-4177-b2a6-8cb0946a4a55" xlink:href="https://xbrl.sec.gov/dei/2022/dei-2022.xsd#dei_EntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_4880b3ca-bdb6-41f5-93b9-62a9f4f19b7e" xlink:to="loc_dei_EntityDomain_2581351c-6ba0-4177-b2a6-8cb0946a4a55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorebridgeFinancialIncMember_d9d8edd7-099a-4080-a9d9-738ecc4b2d2f" xlink:href="aig-20230331.xsd#aig_CorebridgeFinancialIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_2581351c-6ba0-4177-b2a6-8cb0946a4a55" xlink:to="loc_aig_CorebridgeFinancialIncMember_d9d8edd7-099a-4080-a9d9-738ecc4b2d2f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/EquityScheduleofothercomprehensiveincomelossreclassificationadjustmentsDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#EquityScheduleofothercomprehensiveincomelossreclassificationadjustmentsDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/EquityScheduleofothercomprehensiveincomelossreclassificationadjustmentsDetails" xlink:type="extended" id="i8d7df59cbbd04bd9abe986f0b7b51e39_EquityScheduleofothercomprehensiveincomelossreclassificationadjustmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_f0d97e8c-3aaa-44c9-b10a-9e43eb354fd7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_f0d97e8c-3aaa-44c9-b10a-9e43eb354fd7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_0363795f-4999-4953-9371-234d6e360ea8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax_0363795f-4999-4953-9371-234d6e360ea8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_1b6f27cb-e311-488e-a8a1-bb97286240ee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax_1b6f27cb-e311-488e-a8a1-bb97286240ee" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_6527faa1-fb9d-445b-8584-9fd586a24c92" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_6527faa1-fb9d-445b-8584-9fd586a24c92" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_c48794ea-fde2-46a7-9784-2eddf26e9832" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_c48794ea-fde2-46a7-9784-2eddf26e9832" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1b3639a0-4491-4b16-ba28-5fa22eb5aaa2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a92f1e32-45ea-4a79-918a-b9114887aa35" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1b3639a0-4491-4b16-ba28-5fa22eb5aaa2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_d2172ed7-1acc-43df-94de-6ba2edc80e26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_f0d97e8c-3aaa-44c9-b10a-9e43eb354fd7" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_d2172ed7-1acc-43df-94de-6ba2edc80e26" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_87ca2d47-83ab-4603-8a0e-c153e6d79e88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_d2172ed7-1acc-43df-94de-6ba2edc80e26" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_87ca2d47-83ab-4603-8a0e-c153e6d79e88" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_87ca2d47-83ab-4603-8a0e-c153e6d79e88_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_87ca2d47-83ab-4603-8a0e-c153e6d79e88" xlink:to="loc_us-gaap_EquityComponentDomain_87ca2d47-83ab-4603-8a0e-c153e6d79e88_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_3610b7e0-4981-4126-abef-eb2cd98fc917" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_87ca2d47-83ab-4603-8a0e-c153e6d79e88" xlink:to="loc_us-gaap_EquityComponentDomain_3610b7e0-4981-4126-abef-eb2cd98fc917" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_3610b7e0-4981-4126-abef-eb2cd98fc917" xlink:to="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember_31851d27-1bfa-4921-ae56-4bd17e6514ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossIncludingNoncontrollingInterestMember_31851d27-1bfa-4921-ae56-4bd17e6514ab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_523a61d0-4e5a-4480-b774-3e1580c9b924" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_us-gaap_AccumulatedNetInvestmentGainLossIncludingPortionAttributableToNoncontrollingInterestMember_523a61d0-4e5a-4480-b774-3e1580c9b924" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember_5ec82a45-fb0d-4b87-a552-3910796660cf" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_aig_AOCIMarketRiskBenefitInstrumentSpecificCreditRiskPortionAttributableToNoncontrollingInterestMember_5ec82a45-fb0d-4b87-a552-3910796660cf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember_17e7bd04-59fe-44e1-999e-f048c02f6d97" xlink:href="aig-20230331.xsd#aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_aig_AOCIMarketRiskBenefitChangeInDiscountRatesIncludingNoncontrollingInterestMember_17e7bd04-59fe-44e1-999e-f048c02f6d97" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_9a4c8e48-a9b9-411c-b062-caa0c2dfa8e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_9a4c8e48-a9b9-411c-b062-caa0c2dfa8e3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_26408d23-3503-4820-b4ad-6b4e70d65969" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_26408d23-3503-4820-b4ad-6b4e70d65969" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember_c42173d1-ab67-4c55-8fc1-65a1d487a42b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AociAttributableToNoncontrollingInterestMember_eeae10c5-ec70-4330-bf4b-f7cc976bb27a" xlink:to="loc_us-gaap_AccumulatedGainLossFinancialLiabilityFairValueOptionIncludingPortionAttributableToNoncontrollingInterestMember_c42173d1-ab67-4c55-8fc1-65a1d487a42b" xlink:type="arc" order="7"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/EquityScheduleofeffectofthereclassificationofsignificantitemsoutofaccumulatedothercomprehensiveincomeontherespectivelineitemsintheConsolidatedStatementsofIncomeDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#EquityScheduleofeffectofthereclassificationofsignificantitemsoutofaccumulatedothercomprehensiveincomeontherespectivelineitemsintheConsolidatedStatementsofIncomeDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/EquityScheduleofeffectofthereclassificationofsignificantitemsoutofaccumulatedothercomprehensiveincomeontherespectivelineitemsintheConsolidatedStatementsofIncomeDetails" xlink:type="extended" id="id757bb32622c41f79b0186d92b67fa78_EquityScheduleofeffectofthereclassificationofsignificantitemsoutofaccumulatedothercomprehensiveincomeontherespectivelineitemsintheConsolidatedStatementsofIncomeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_c2e0e44d-17b2-4655-bde4-1b47708e8c86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses_d4bb13b3-961b-419d-ae2b-7fc5c05a1f32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_c2e0e44d-17b2-4655-bde4-1b47708e8c86" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses_d4bb13b3-961b-419d-ae2b-7fc5c05a1f32" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_f76b7bdf-1256-45b2-ba1b-8870f8610fc1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_c2e0e44d-17b2-4655-bde4-1b47708e8c86" xlink:to="loc_us-gaap_NetIncomeLoss_f76b7bdf-1256-45b2-ba1b-8870f8610fc1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_ced2ccc8-cc53-4d78-b717-1bb7715560e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ReclassificationAdjustmentOutOfAccumulatedOtherComprehensiveIncomeLineItems_c2e0e44d-17b2-4655-bde4-1b47708e8c86" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_ced2ccc8-cc53-4d78-b717-1bb7715560e1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_b7aff0bc-b819-4013-9564-bc3f72a99af7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_ced2ccc8-cc53-4d78-b717-1bb7715560e1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_b7aff0bc-b819-4013-9564-bc3f72a99af7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_b7aff0bc-b819-4013-9564-bc3f72a99af7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b7aff0bc-b819-4013-9564-bc3f72a99af7" xlink:to="loc_us-gaap_EquityComponentDomain_b7aff0bc-b819-4013-9564-bc3f72a99af7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_9e2e5136-af5f-41d3-80fa-d6cb9b03f61b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b7aff0bc-b819-4013-9564-bc3f72a99af7" xlink:to="loc_us-gaap_EquityComponentDomain_9e2e5136-af5f-41d3-80fa-d6cb9b03f61b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember_6e6791f2-d105-4f2d-af39-3eb360235626" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9e2e5136-af5f-41d3-80fa-d6cb9b03f61b" xlink:to="loc_us-gaap_AociGainLossDebtSecuritiesAvailableForSaleWithAllowanceForCreditLossParentMember_6e6791f2-d105-4f2d-af39-3eb360235626" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_1e760329-8145-4835-85e0-85878a3ca0d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9e2e5136-af5f-41d3-80fa-d6cb9b03f61b" xlink:to="loc_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_1e760329-8145-4835-85e0-85878a3ca0d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_428b686e-cd0d-4348-aea9-d0fbbd51b926" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9e2e5136-af5f-41d3-80fa-d6cb9b03f61b" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_428b686e-cd0d-4348-aea9-d0fbbd51b926" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_c557ff0d-26e7-4386-8539-f5e26e5cf107" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_428b686e-cd0d-4348-aea9-d0fbbd51b926" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_c557ff0d-26e7-4386-8539-f5e26e5cf107" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_1b74b7db-a947-4dd1-a227-930d2409d917" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_428b686e-cd0d-4348-aea9-d0fbbd51b926" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_1b74b7db-a947-4dd1-a227-930d2409d917" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_6c0f1285-80bb-4512-97f0-bd72c27d5e04" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeTable_ced2ccc8-cc53-4d78-b717-1bb7715560e1" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_6c0f1285-80bb-4512-97f0-bd72c27d5e04" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_6c0f1285-80bb-4512-97f0-bd72c27d5e04_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_6c0f1285-80bb-4512-97f0-bd72c27d5e04" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_6c0f1285-80bb-4512-97f0-bd72c27d5e04_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e9b65a2e-12ae-426f-8923-399bb2b9fe98" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_6c0f1285-80bb-4512-97f0-bd72c27d5e04" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e9b65a2e-12ae-426f-8923-399bb2b9fe98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_7d3e988a-7c62-4949-92c7-699665617ef1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_e9b65a2e-12ae-426f-8923-399bb2b9fe98" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_7d3e988a-7c62-4949-92c7-699665617ef1" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.aigcorporate.com/role/IncomeTaxesDetails" xlink:type="simple" xlink:href="aig-20230331.xsd#IncomeTaxesDetails"/>
  <link:definitionLink xlink:role="http://www.aigcorporate.com/role/IncomeTaxesDetails" xlink:type="extended" id="i047fbfc2319747fb90ce5b6d38d27035_IncomeTaxesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLossCarryforwardsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_b6b582be-88a6-40d4-bd39-c15e8e11f0ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_b6b582be-88a6-40d4-bd39-c15e8e11f0ec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_2d3dd461-7aa6-4bf5-b055-cabaf53cd963" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_2d3dd461-7aa6-4bf5-b055-cabaf53cd963" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_dd324ea3-00db-4973-a6ff-d206353da1e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_dd324ea3-00db-4973-a6ff-d206353da1e9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxCreditCarryforwardValuationAllowance_ff74ecf6-f364-446a-92a5-c87886cd5354" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TaxCreditCarryforwardValuationAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_TaxCreditCarryforwardValuationAllowance_ff74ecf6-f364-446a-92a5-c87886cd5354" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_4c46a8cd-9232-4986-9016-7e5ce3027ec5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_4c46a8cd-9232-4986-9016-7e5ce3027ec5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_5dce42e0-cc76-4c78-a459-077e47c0e04f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrecognizedTaxBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_5dce42e0-cc76-4c78-a459-077e47c0e04f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_9c6a9323-9675-4005-85be-2cc865a55912" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_9c6a9323-9675-4005-85be-2cc865a55912" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_11d053b4-6a9c-45d2-a936-e1c0afe88401" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_11d053b4-6a9c-45d2-a936-e1c0afe88401" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_3e53bf3e-4cc9-448f-9a7b-203e1f824f9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense_3e53bf3e-4cc9-448f-9a7b-203e1f824f9d" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLossCarryforwardsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_2e7287d4-6f56-4463-87ff-d5b68d80a33a" xlink:to="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:to="loc_srt_OwnershipAxis_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2" xlink:to="loc_srt_OwnershipDomain_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_e25e1dc0-a652-4b97-8879-ee5ea9c7bac0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_8b99ccc0-af7e-435c-a4f3-13fe71ba42d2" xlink:to="loc_srt_OwnershipDomain_e25e1dc0-a652-4b97-8879-ee5ea9c7bac0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_CorebridgeFinancialIncMember_c5633a02-5010-46fb-8fdc-736fbfff5060" xlink:href="aig-20230331.xsd#aig_CorebridgeFinancialIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_e25e1dc0-a652-4b97-8879-ee5ea9c7bac0" xlink:to="loc_aig_CorebridgeFinancialIncMember_c5633a02-5010-46fb-8fdc-736fbfff5060" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_57e80d2d-efcf-46eb-96d8-b1880deeb82e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:to="loc_srt_RangeAxis_57e80d2d-efcf-46eb-96d8-b1880deeb82e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_57e80d2d-efcf-46eb-96d8-b1880deeb82e_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_57e80d2d-efcf-46eb-96d8-b1880deeb82e" xlink:to="loc_srt_RangeMember_57e80d2d-efcf-46eb-96d8-b1880deeb82e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_bce238c3-4422-438b-b76c-1ca10ebc2c38" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_57e80d2d-efcf-46eb-96d8-b1880deeb82e" xlink:to="loc_srt_RangeMember_bce238c3-4422-438b-b76c-1ca10ebc2c38" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_2da93b6a-fc41-45be-bec2-8ec8f413836a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_bce238c3-4422-438b-b76c-1ca10ebc2c38" xlink:to="loc_srt_MaximumMember_2da93b6a-fc41-45be-bec2-8ec8f413836a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_875c267e-2720-4686-b74d-de60f79e093f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowanceByDeferredTaxAssetAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:to="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_875c267e-2720-4686-b74d-de60f79e093f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetDomain_875c267e-2720-4686-b74d-de60f79e093f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_875c267e-2720-4686-b74d-de60f79e093f" xlink:to="loc_us-gaap_DeferredTaxAssetDomain_875c267e-2720-4686-b74d-de60f79e093f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ValuationAllowanceByDeferredTaxAssetAxis_875c267e-2720-4686-b74d-de60f79e093f" xlink:to="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_FederalTaxCreditCarryforwardsAndTaxCreditCarryforwardsMember_b66fa275-cefd-44f4-a226-19ded36d6d44" xlink:href="aig-20230331.xsd#aig_FederalTaxCreditCarryforwardsAndTaxCreditCarryforwardsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_FederalTaxCreditCarryforwardsAndTaxCreditCarryforwardsMember_b66fa275-cefd-44f4-a226-19ded36d6d44" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_OtherDeferredTaxAssetsMember_805db39f-5140-4b09-b07e-57230eaa930c" xlink:href="aig-20230331.xsd#aig_OtherDeferredTaxAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_OtherDeferredTaxAssetsMember_805db39f-5140-4b09-b07e-57230eaa930c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NonUSLifeInsuranceCompaniesMember_114a1ba8-90e3-44d8-8b97-5728e693ab13" xlink:href="aig-20230331.xsd#aig_NonUSLifeInsuranceCompaniesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_NonUSLifeInsuranceCompaniesMember_114a1ba8-90e3-44d8-8b97-5728e693ab13" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_USLifeInsuranceCompaniesMember_46aface4-dab0-4193-aad0-44efb58bce19" xlink:href="aig-20230331.xsd#aig_USLifeInsuranceCompaniesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_USLifeInsuranceCompaniesMember_46aface4-dab0-4193-aad0-44efb58bce19" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_USLifeInsuranceCompaniesAvailableForSalePortfolioMember_b4f55ee6-db07-4b65-95ae-7ab7ae364d79" xlink:href="aig-20230331.xsd#aig_USLifeInsuranceCompaniesAvailableForSalePortfolioMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_USLifeInsuranceCompaniesAvailableForSalePortfolioMember_b4f55ee6-db07-4b65-95ae-7ab7ae364d79" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_NonUSLifeInsuranceCompaniesAvailableForSalePortfolioMember_8e4eae47-0034-41b0-bef6-2b5190ac2df8" xlink:href="aig-20230331.xsd#aig_NonUSLifeInsuranceCompaniesAvailableForSalePortfolioMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetDomain_169ee07f-00ba-48f3-8627-175a877d6eab" xlink:to="loc_aig_NonUSLifeInsuranceCompaniesAvailableForSalePortfolioMember_8e4eae47-0034-41b0-bef6-2b5190ac2df8" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_15c3ee2e-3e06-41bc-8dae-96dff4a02c77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_37073b49-d117-433d-816c-fef110a9df55" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_15c3ee2e-3e06-41bc-8dae-96dff4a02c77" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_15c3ee2e-3e06-41bc-8dae-96dff4a02c77_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_15c3ee2e-3e06-41bc-8dae-96dff4a02c77" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_15c3ee2e-3e06-41bc-8dae-96dff4a02c77_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_25b1e7f5-9fc9-4ef3-b48c-1c4440f72cf8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_15c3ee2e-3e06-41bc-8dae-96dff4a02c77" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_25b1e7f5-9fc9-4ef3-b48c-1c4440f72cf8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_aig_ForeignAndStateJurisdictionsMember_dcbfaae6-7ac8-4e9e-8e92-484bc9e2c736" xlink:href="aig-20230331.xsd#aig_ForeignAndStateJurisdictionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_25b1e7f5-9fc9-4ef3-b48c-1c4440f72cf8" xlink:to="loc_aig_ForeignAndStateJurisdictionsMember_dcbfaae6-7ac8-4e9e-8e92-484bc9e2c736" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="simple" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd#eedm"/>
  <link:definitionLink xlink:role="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfOtherComprehensiveIncomeAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementOfOtherComprehensiveIncomeAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementOfOtherComprehensiveIncomeAbstract" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealizedInvestmentGainsLosses" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RealizedInvestmentGainsLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract" xlink:to="loc_us-gaap_RealizedInvestmentGainsLosses" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetInvestmentIncome" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetInvestmentIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementAbstract" xlink:to="loc_us-gaap_NetInvestmentIncome" xlink:type="arc" order="2"/>
  </link:definitionLink>
</link:linkbase>
