EXHIBIT 32

                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

      In connection with the Quarterly Report of Gartner, Inc. (the "Company")
on Form 10-Q for the quarterly period ended March 31, 2004, as filed with the
Securities and Exchange Commission on the date hereof (the "Report"), as Chief
Executive Officer of the Company and Chief Financial Officer of the Company,
each hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant
to Section 906 of the Sarbanes-Oxley Act of 2002, that, to my knowledge:

      (1) The Report fully complies with the requirements of Section 13(a) or
      15(d) of the Securities Exchange Act of 1934; and

      (2) The information contained in the Report fairly presents, in all
      material respects, the financial condition and results of operations of
      the Company.

/s/ Michael D. Fleisher
- ---------------------------------
Name: Michael D. Fleisher
Title: Chief Executive Officer
Date:  May 4, 2004

/s/ Christopher Lafond
- ---------------------------------
Name: Christopher Lafond
Title: Chief Financial Officer
Date: May 4, 2004

A signed original of this written statement required by Section 906 has been
provided to Gartner, Inc. and will be retained by Gartner, Inc. and furnished to
the Securities and Exchange Commission or its staff upon request.

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