<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2020-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0001801075</issuerCik>
        <issuerName>American National Group Inc</issuerName>
        <issuerTradingSymbol>ANAT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001467196</rptOwnerCik>
            <rptOwnerName>Moody Ross R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE MOODY PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GALVESTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77550</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </securityTitle>
            <transactionDate>
                <value>2020-05-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>117137</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>117137</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Moody RRM Interests Ltd.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares are owned by Moody RRM Interests Ltd. (the &quot;Partnership&quot;).  The reporting person is the sole manager and member of Moody RRM Management Company LLC, the sole general partner of the Partnership.  On May 1, 2020, Moody National Bank, as trustee of the Robert L. Moody Revocable Trust, transferred the entire limited partnership interest in the Partnership with respect to the Issuer's stock owned by the Partnership to certain trusts of which the reporting person is the trustee and a beneficiary.  As a result of such transfer and on such date, the reporting person may have acquired an indirect pecuniary interest in the Issuer's shares owned by the Partnership.  The filing of this form shall not be deemed an admission that the reporting person is, for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise, the beneficial owner of any shares owned by the Partnership.</footnote>
        <footnote id="F2">(continued form footnote 1) The reporting person disclaims beneficial ownership of the shares reported herein except to the extent of his pecuniary interest therein.  In accordance with Instruction 4(b)(iv), the entire amount of the Issuer's common stock held by the Partnership is reported herein.</footnote>
    </footnotes>

    <remarks>The reporting person is also one of three trustees of The Moody Foundation, which as of the date of this filing owns 6,116,316 shares of the Issuer's common stock.</remarks>

    <ownerSignature>
        <signatureName>/s/ Ross R. Moody, by J. Mark Flippin as attorney-in-fact</signatureName>
        <signatureDate>2021-02-11</signatureDate>
    </ownerSignature>
</ownershipDocument>
