EXHIBIT 23.1


                         INDEPENDENT AUDITORS' CONSENT





The Board of Directors and Stockholders
Gartner Group, Inc.:

We consent to incorporation by reference in the registration statements (No.
33-67576, No. 33-85926, No. 33-92486, No. 333-35169 and No. 333-42587) on Form
S-8 of Gartner Group, Inc. of our report dated October 30, 1998, except as to
note 18 which is as of November 12, 1998, and the eighth paragraph of note 3
(Interpose Acquisition) which is as of December 10, 1998, relating to the
consolidated balance sheets of Gartner Group, Inc. and its subsidiaries as of
September 30, 1998 and 1997, and the related consolidated statements of
operations, changes in stockholders' equity, and cash flows for each of the
years in the three year period ended September 30, 1998, which report appears in
the 1998 Annual Report on Form 10-K of Gartner Group, Inc. We also consent to
incorporation by reference of our report on the related financial statement
schedule included elsewhere herein.



                                                           KPMG Peat Marwick LLP

St. Petersburg, Florida
December 23, 1998