<?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>0001695904</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000030305</issuerCik>
      <issuerName>DUCOMMUN INC /DE/</issuerName>
      <secFileNumber>001-08174</secFileNumber>
      <issuerAddress>
        <com:street1>200 SANDPOINTE AVENUE</com:street1>
        <com:street2>SUITE 700</com:street2>
        <com:city>SANTA ANA</com:city>
        <com:stateOrCountry>CA</com:stateOrCountry>
        <com:zipCode>92707</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>657-335-3665</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Oswald Stephen G</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
        <relationshipToIssuer>Stephen G. Oswald</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corp</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>5000</noOfUnitsSold>
      <aggregateMarketValue>261150.00</aggregateMarketValue>
      <noOfUnitsOutstanding>14596379</noOfUnitsOutstanding>
      <approxSaleDate>12/14/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/19/2020</acquiredDate>
      <natureOfAcquisitionTransaction>Equity Compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2000</amountOfSecuritiesAcquired>
      <paymentDate>03/19/2020</paymentDate>
      <natureOfPayment>Equity Compensatioln</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/09/2020</acquiredDate>
      <natureOfAcquisitionTransaction>Equity Compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3000</amountOfSecuritiesAcquired>
      <paymentDate>03/09/2020</paymentDate>
      <natureOfPayment>Equity Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>2,000 shares from Stephen and Regina Oswald Foundation 3,000 shares from Stephen G. Oswald Revocable Tr U/A DTD 01/27/2016</remarks>
    <noticeSignature>
      <noticeDate>12/14/2023</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>12/14/2023</planAdoptionDate>
      </planAdoptionDates>
      <signature>Stephen G. Oswald</signature>
    </noticeSignature>
  </formData>
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144
0001695904
XXXXXXXX
LIVE
0000030305
DUCOMMUN INC /DE/
001-08174
200 SANDPOINTE AVENUE
SUITE 700
SANTA ANA
CA
92707
657-335-3665
Oswald Stephen G
Officer
Stephen G. Oswald
Common
Charles Schwab Corp
3000 Schwab Way
Westlake
TX
76262
5000
261150.00
14596379
12/14/2023
NYSE
Common
03/19/2020
Equity Compensation
Issuer
N
2000
03/19/2020
Equity Compensatioln
Common
03/09/2020
Equity Compensation
Issuer
N
3000
03/09/2020
Equity Compensation
Y
2,000 shares from Stephen and Regina Oswald Foundation 3,000 shares from Stephen G. Oswald Revocable Tr U/A DTD 01/27/2016
12/14/2023
12/14/2023
Stephen G. Oswald