content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001559097</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001133421</issuerCik>
        <issuerName>NORTHROP GRUMMAN CORP /DE/</issuerName>
        <secFileNumber>001-16411</secFileNumber>
        <issuerAddress>
          <com:street1>2980 FAIRVIEW PARK DRIVE</com:street1>
          <com:street2>C/O NORTHROP GRUMMAN CORP</com:street2>
          <com:city>FALLS CHURCH</com:city>
          <com:stateOrCountry>VA</com:stateOrCountry>
          <com:zipCode>22042</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>703-280-2900</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Caylor Mark A</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>1670</noOfUnitsSold>
        <aggregateMarketValue>789275.40</aggregateMarketValue>
        <noOfUnitsOutstanding>150792605</noOfUnitsOutstanding>
        <approxSaleDate>11/06/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/12/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1670</amountOfSecuritiesAcquired>
        <paymentDate>02/12/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Mark Caylor</name>
          <address>
            <com:street1>2980 Fairview Park Drive</com:street1>
            <com:city>Falls Church</com:city>
            <com:stateOrCountry>VA</com:stateOrCountry>
            <com:zipCode>22042</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>08/07/2023</saleDate>
        <amountOfSecuritiesSold>1670</amountOfSecuritiesSold>
        <grossProceeds>731242.90</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>11/06/2023</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>03/06/2023</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ Jared Cook, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark Caylor</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
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text: 144
  0001559097
  XXXXXXXX
  LIVE
  0001133421
  NORTHROP GRUMMAN CORP /DE/
  001-16411
  2980 FAIRVIEW PARK DRIVE
  C/O NORTHROP GRUMMAN CORP
  FALLS CHURCH
  VA
  22042
  703-280-2900
  Caylor Mark A
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  1670
  789275.40
  150792605
  11/06/2023
  NYSE
  Common
  02/12/2020
  Restricted Stock Vesting
  Issuer
  N
  1670
  02/12/2020
  Compensation
  N
  Mark Caylor
  2980 Fairview Park Drive
  Falls Church
  VA
  22042
  Common
  08/07/2023
  1670
  731242.90
  11/06/2023
  03/06/2023
  /s/ Jared Cook, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mark Caylor