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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>06-30-2025</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <reportCalendarOrQuarter>06-30-2025</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 and Provida Pension Fund Administrator who are also filing 13F Holdings Reports. Each entity filing its own 13F Holdings Report because each entity has investment discretion over certain 13(f) securities reported. All three 13F Holdings Report filers are under common control of their ultimate parent, MetLife, Inc, who is filing a13F Combination Report.</additionalInformation>
    </coverPage>
    <signatureBlock>
      <name>Tim Merrick</name>
      <title>VP and MIM Controller</title>
      <phone>813-857-3621</phone>
      <signature>/S/ Tim Merrick</signature>
      <city>Tampa</city>
      <stateOrCountry>FL</stateOrCountry>
      <signatureDate>08-13-2025</signatureDate>
    </signatureBlock>
    <summaryPage>
      <otherIncludedManagersCount>1</otherIncludedManagersCount>
      <tableEntryTotal>2721</tableEntryTotal>
      <tableValueTotal>17029090697</tableValueTotal>
      <isConfidentialOmitted>false</isConfidentialOmitted>
      <otherManagers2Info>
        <otherManager2>
          <sequenceNumber>1</sequenceNumber>
          <otherManager>
            <form13FFileNumber>028-18621</form13FFileNumber>
            <name>METLIFE INC</name>
          </otherManager>
        </otherManager2>
      </otherManagers2Info>
    </summaryPage>
  </formData>
</edgarSubmission>
