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        <filer>
          <filerCredentials>
            <cik>0001770310</cik>
            <ccc>XXXXXXXX</ccc>
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        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
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      <issuerInfo>
        <issuerCik>0001043604</issuerCik>
        <issuerName>JUNIPER NETWORKS INC</issuerName>
        <secFileNumber>001-34501</secFileNumber>
        <issuerAddress>
          <com:street1>1133 INNOVATION WAY</com:street1>
          <com:city>SUNNYVALE</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94089</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>4087452000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>DelSanto Anne</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Ameriprise Financial</name>
          <address>
            <com:street1>2865 Ameriprise Financial Center</com:street1>
            <com:city>Minneapolis</com:city>
            <com:stateOrCountry>MN</com:stateOrCountry>
            <com:zipCode>55474</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>900</noOfUnitsSold>
        <aggregateMarketValue>28089.00</aggregateMarketValue>
        <noOfUnitsOutstanding>321592106</noOfUnitsOutstanding>
        <approxSaleDate>07/03/2023</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/19/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Juniper Networks</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>900</amountOfSecuritiesAcquired>
        <paymentDate>05/19/2022</paymentDate>
        <natureOfPayment>Stock Award</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Anne DelSanto</name>
          <address>
            <com:street1>15 Taylor Avenue</com:street1>
            <com:street2>Unit 1516</com:street2>
            <com:city>Plymouth</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02360</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>04/03/2023</saleDate>
        <amountOfSecuritiesSold>900</amountOfSecuritiesSold>
        <grossProceeds>30735.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Anne DelSanto</name>
          <address>
            <com:street1>15 Taylor Avenue</com:street1>
            <com:street2>Unit 1516</com:street2>
            <com:city>Plymouth</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02360</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>05/01/2023</saleDate>
        <amountOfSecuritiesSold>900</amountOfSecuritiesSold>
        <grossProceeds>27216.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Anne DelSanto</name>
          <address>
            <com:street1>15 Taylor Avenue</com:street1>
            <com:street2>Unit 1516</com:street2>
            <com:city>Plymouth</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02360</com:zipCode>
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        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>06/01/2023</saleDate>
        <amountOfSecuritiesSold>900</amountOfSecuritiesSold>
        <grossProceeds>27414.00</grossProceeds>
      </securitiesSoldInPast3Months>
      <remarks>Shares from stock award</remarks>
      <noticeSignature>
        <noticeDate>07/03/2023</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>11/29/2022</planAdoptionDate>
        </planAdoptionDates>
        <signature>Anne DelSanto by Alexander Meginnes</signature>
      </noticeSignature>
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text: 144
  0001770310
  XXXXXXXX
  LIVE
  0001043604
  JUNIPER NETWORKS INC
  001-34501
  1133 INNOVATION WAY
  SUNNYVALE
  CA
  94089
  4087452000
  DelSanto Anne
  Director
  Common
  Ameriprise Financial
  2865 Ameriprise Financial Center
  Minneapolis
  MN
  55474
  900
  28089.00
  321592106
  07/03/2023
  NYSE
  Common
  05/19/2022
  Stock Award
  Juniper Networks
  N
  900
  05/19/2022
  Stock Award
  N
  Anne DelSanto
  15 Taylor Avenue
  Unit 1516
  Plymouth
  MA
  02360
  Common
  04/03/2023
  900
  30735.00
  Anne DelSanto
  15 Taylor Avenue
  Unit 1516
  Plymouth
  MA
  02360
  Common
  05/01/2023
  900
  27216.00
  Anne DelSanto
  15 Taylor Avenue
  Unit 1516
  Plymouth
  MA
  02360
  Common
  06/01/2023
  900
  27414.00
  Shares from stock award
  07/03/2023
  11/29/2022
  Anne DelSanto by Alexander Meginnes