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  <schemaVersion>X0202</schemaVersion>
  <headerData>
    <submissionType>13F-HR</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>false</overrideInternetFlag>
      </flags>
      <filer>
        <credentials>
          <cik>0001529735</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>03-31-2026</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>03-31-2026</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>MetLife Investment Management, LLC</name>
        <address>
          <com:street1>ONE METLIFE WAY</com:street1>
          <com:city>Whippany</com:city>
          <com:stateOrCountry>NJ</com:stateOrCountry>
          <com:zipCode>07981</com:zipCode>
        </address>
      </filingManager>
      <reportType>13F HOLDINGS REPORT</reportType>
      <form13FFileNumber>028-18628</form13FFileNumber>
      <provideInfoForInstruction5>Y</provideInfoForInstruction5>
      <additionalInformation>Please note that this 13F Holdings Report filer is affiliated with Metropolitan Life Insurance Company, Provida Pension Fund Administrator, PineBridge Investments LLC, and PineBridge Investments Asia Limited who are also filing 13F Holdings Reports. Each entity is filing its own 13F Holdings Report because each entity has investment discretion over certain 13(f) securities reported. All five 13F Holdings Report filers are under common control of their ultimate parent, MetLife, Inc., who is filing a 13F Combination Report.</additionalInformation>
    </coverPage>
    <signatureBlock>
      <name>Tim Merrick</name>
      <title>VP and MlM Controller</title>
      <phone>813-857-3621</phone>
      <signature>Tim Merrick</signature>
      <city>Tampa</city>
      <stateOrCountry>FL</stateOrCountry>
      <signatureDate>05-14-2026</signatureDate>
    </signatureBlock>
    <summaryPage>
      <otherIncludedManagersCount>1</otherIncludedManagersCount>
      <tableEntryTotal>2765</tableEntryTotal>
      <tableValueTotal>19608179363</tableValueTotal>
      <isConfidentialOmitted>false</isConfidentialOmitted>
      <otherManagers2Info>
        <otherManager2>
          <sequenceNumber>1</sequenceNumber>
          <otherManager>
            <form13FFileNumber>028-18621</form13FFileNumber>
            <name>METLIFE INC</name>
          </otherManager>
        </otherManager2>
      </otherManagers2Info>
    </summaryPage>
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