<SEC-DOCUMENT>0001972362-24-001774.txt : 20241127
<SEC-HEADER>0001972362-24-001774.hdr.sgml : 20241127
<ACCEPTANCE-DATETIME>20241127173108
ACCESSION NUMBER:		0001972362-24-001774
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241127
DATE AS OF CHANGE:		20241127

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GARTNER INC
		CENTRAL INDEX KEY:			0000749251
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MANAGEMENT SERVICES [8741]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				043099750
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-14443
		FILM NUMBER:		241512586

	BUSINESS ADDRESS:	
		STREET 1:		56 TOP GALLANT RD
		STREET 2:		P O BOX 10212
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06904-2212
		BUSINESS PHONE:		2039640096

	MAIL ADDRESS:	
		STREET 1:		56 TOP GALLANT RD
		STREET 2:		P O BOX 10212
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06904-2212

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GARTNER GROUP INC
		DATE OF NAME CHANGE:	19930823

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Herkes Claire
		CENTRAL INDEX KEY:			0001843712
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		56 TOP GALLANT ROAD
		CITY:			STAMFORD
		STATE:			CT
		ZIP:			06902
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?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>0001843712</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000749251</issuerCik>
      <issuerName>GARTNER INC</issuerName>
      <secFileNumber>001-14443</secFileNumber>
      <issuerAddress>
        <com:street1>P O BOX 10212 </com:street1>
        <com:street2>56 TOP GALLANT RD</com:street2>
        <com:city>STAMFORD</com:city>
        <com:stateOrCountry>CT</com:stateOrCountry>
        <com:zipCode>06902</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>2039640096</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Herkes Claire</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Morgan Stanley Smith Barney LLC Executive Services</name>
        <address>
          <com:street1>200 W Civic Center Dr - 4th Floor</com:street1>
          <com:city>Sandy</com:city>
          <com:stateOrCountry>UT</com:stateOrCountry>
          <com:zipCode>84070</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>411</noOfUnitsSold>
      <aggregateMarketValue>214229.44</aggregateMarketValue>
      <noOfUnitsOutstanding>77100000</noOfUnitsOutstanding>
      <approxSaleDate>11/27/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>07/15/2024</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>211</amountOfSecuritiesAcquired>
      <paymentDate>07/15/2024</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>05/26/2023</acquiredDate>
      <natureOfAcquisitionTransaction>EXERCISED SHARES</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>200</amountOfSecuritiesAcquired>
      <paymentDate>05/26/2023</paymentDate>
      <natureOfPayment>COMPENSATION</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>CLAIRE L HERKES</name>
        <address>
          <com:street1>56 TOP GALLANT RD</com:street1>
          <com:street2>P O BOX 10212</com:street2>
          <com:city>STAMFORD</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>0690-42212</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>PERFORMANCE SHARES</securitiesClassTitle>
      <saleDate>09/13/2024</saleDate>
      <amountOfSecuritiesSold>478</amountOfSecuritiesSold>
      <grossProceeds>241872.78</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>CLAIRE L HERKES</name>
        <address>
          <com:street1>56 TOP GALLANT RD</com:street1>
          <com:street2>P O BOX 10212</com:street2>
          <com:city>STAMFORD</com:city>
          <com:stateOrCountry>CT</com:stateOrCountry>
          <com:zipCode>0690-42212</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>PERFORMANCE SHARES</securitiesClassTitle>
      <saleDate>08/27/2024</saleDate>
      <amountOfSecuritiesSold>670</amountOfSecuritiesSold>
      <grossProceeds>323759.72</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>11/27/2024</noticeDate>
      <signature>/s/ Claire Louise Herkes</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
