<SEC-DOCUMENT>0001193125-21-121276-index.html : 20210419
<SEC-HEADER>0001193125-21-121276.hdr.sgml : 20210419
<ACCEPTANCE-DATETIME>20210419162352
ACCESSION NUMBER:		0001193125-21-121276
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20210419
DATE AS OF CHANGE:		20210419

FILER:

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

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14443
		FILM NUMBER:		21834880

	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
</SEC-HEADER>
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Document 1 - file: d128032ddefa14a.htm

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Document 2 - file: g12803201a.jpg

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Document 3 - file: g12803202a.jpg

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<FILENAME>g12803202b.jpg
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Document 4 - file: g12803202b.jpg

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Document 5 - file: g12803202c.jpg

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Document 6 - file: g128032g41x70.jpg

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Document 7 - file: g128032g71b87.jpg

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<SEQUENCE>8
<FILENAME>g128032g84b09.jpg
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<TEXT>
Document 8 - file: g128032g84b09.jpg

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Document 9 - file: g128032g88a80.jpg

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