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>0001836827</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0000076334</issuerCik>
        <issuerName>Parker Hannifin</issuerName>
        <secFileNumber>001-04982</secFileNumber>
        <issuerAddress>
          <com:street1>6035 Parkland Boulevard</com:street1>
          <com:city>Cleveland</com:city>
          <com:stateOrCountry>OH</com:stateOrCountry>
          <com:zipCode>44124</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>2168963000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Czaja Mark T</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Kestra </name>
          <address>
            <com:street1>5707 Southwest Pkwy, Building 2</com:street1>
            <com:street2>Suite 400</com:street2>
            <com:city>Austin</com:city>
            <com:stateOrCountry>TX</com:stateOrCountry>
            <com:zipCode>78735</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>375</noOfUnitsSold>
        <aggregateMarketValue>267052.50</aggregateMarketValue>
        <noOfUnitsOutstanding>128764843</noOfUnitsOutstanding>
        <approxSaleDate>01/31/2025</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common Stock</securitiesClassTitle>
        <acquiredDate>04/25/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1882</amountOfSecuritiesAcquired>
        <paymentDate>04/25/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>01/31/2025</noticeDate>
        <signature>Jason Coleman as a duly authorized representative of National Financial Services LLC, as attorney-in-fact for Mark Czaja</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 2849}]
text: 144
  0001836827
  XXXXXXXX
  LIVE
  0000076334
  Parker Hannifin
  001-04982
  6035 Parkland Boulevard
  Cleveland
  OH
  44124
  2168963000
  Czaja Mark T
  Officer
  Common Stock
  Kestra
  5707 Southwest Pkwy, Building 2
  Suite 400
  Austin
  TX
  78735
  375
  267052.50
  128764843
  01/31/2025
  NYSE
  Common Stock
  04/25/2024
  Stock Award
  Issuer
  N
  1882
  04/25/2024
  Compensation
  Y
  01/31/2025
  Jason Coleman as a duly authorized representative of National Financial Services LLC, as attorney-in-fact for Mark Czaja