<?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>0001196914</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001587523</issuerCik>
      <issuerName>Knowles Corp</issuerName>
      <secFileNumber>001-36102</secFileNumber>
      <issuerAddress>
        <com:street1>1151 MAPLEWOOD DRIVE</com:street1>
        <com:city>ITASCA</com:city>
        <com:stateOrCountry>IL</com:stateOrCountry>
        <com:zipCode>60143</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>630-250-5100</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>SHAVERS CHERYL L</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>245 Summer Street</com:street1>
          <com:city>BOSTON</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02110</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>12205</noOfUnitsSold>
      <aggregateMarketValue>202969.15</aggregateMarketValue>
      <noOfUnitsOutstanding>91379296</noOfUnitsOutstanding>
      <approxSaleDate>05/18/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>07/31/2018</acquiredDate>
      <natureOfAcquisitionTransaction>STOCK AWARD</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>2229</amountOfSecuritiesAcquired>
      <paymentDate>07/31/2018</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>05/31/2019</acquiredDate>
      <natureOfAcquisitionTransaction>STOCK AWARD</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>9976</amountOfSecuritiesAcquired>
      <paymentDate>05/31/2019</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/17/2023</noticeDate>
      <signature>/s/ Cristina Garcia as  a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Cheryl L Shavers</signature>
    </noticeSignature>
  </formData>
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144
0001196914
XXXXXXXX
LIVE
0001587523
Knowles Corp
001-36102
1151 MAPLEWOOD DRIVE
ITASCA
IL
60143
630-250-5100
SHAVERS CHERYL L
Officer
COMMON
Fidelity Brokerage Services LLC
245 Summer Street
BOSTON
MA
02110
12205
202969.15
91379296
05/18/2023
NYSE
COMMON
07/31/2018
STOCK AWARD
ISSUER
N
2229
07/31/2018
COMPENSATION
COMMON
05/31/2019
STOCK AWARD
ISSUER
N
9976
05/31/2019
COMPENSATION
Y
05/17/2023
/s/ Cristina Garcia as  a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Cheryl L Shavers