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        <filer>
          <filerCredentials>
            <cik>0001391729</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
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      <issuerInfo>
        <issuerCik>0001799208</issuerCik>
        <issuerName>Dun &amp; Bradstreet Holdings, Inc.</issuerName>
        <secFileNumber>001-39361</secFileNumber>
        <issuerAddress>
          <com:street1>5335 GATE PARKWAY</com:street1>
          <com:city>JACKSONVILLE</com:city>
          <com:stateOrCountry>FL</com:stateOrCountry>
          <com:zipCode>32256</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>(904)648-6350</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>PIETRONTONE ANTHONY JR</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>28532</noOfUnitsSold>
        <aggregateMarketValue>311985.18</aggregateMarketValue>
        <noOfUnitsOutstanding>439226023</noOfUnitsOutstanding>
        <approxSaleDate>08/29/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/27/2021</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>16443</amountOfSecuritiesAcquired>
        <paymentDate>03/27/2021</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/10/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Performance Shares</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3868</amountOfSecuritiesAcquired>
        <paymentDate>03/10/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>03/27/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>8221</amountOfSecuritiesAcquired>
        <paymentDate>03/27/2022</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>08/29/2023</noticeDate>
        <signature>/s/ Jodi Disselkamp, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Anthony Pietrontone Jr</signature>
      </noticeSignature>
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text: 144
  0001391729
  XXXXXXXX
  LIVE
  0001799208
  Dun & Bradstreet Holdings, Inc.
  001-39361
  5335 GATE PARKWAY
  JACKSONVILLE
  FL
  32256
  (904)648-6350
  PIETRONTONE ANTHONY JR
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  28532
  311985.18
  439226023
  08/29/2023
  NYSE
  Common
  03/27/2021
  Restricted Stock Vesting
  Issuer
  N
  16443
  03/27/2021
  Compensation
  Common
  03/10/2022
  Performance Shares
  Issuer
  N
  3868
  03/10/2022
  Compensation
  Common
  03/27/2022
  Restricted Stock Vesting
  Issuer
  N
  8221
  03/27/2022
  Compensation
  Y
  08/29/2023
  /s/ Jodi Disselkamp, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Anthony Pietrontone Jr