April 21, 2020

Ramin Sayar
Chief Executive Officer
Sumo Logic, Inc.
305 Main Street
Redwood City, CA 94063

       Re: Sumo Logic, Inc.
           Amendment No. 3 to Draft Registration Statement on Form S-1
           Submitted April 8, 2020
           CIK: 0001643269

Dear Mr. Sayar:

      We have reviewed your amended draft registration statement and have the
comments. In some of our comments, we may ask you to provide us with
information so we
may better understand your disclosure.

       Please respond to this letter by providing the requested information and
either submitting
an amended draft registration statement or publicly filing your registration
statement on
EDGAR. If you do not believe our comments apply to your facts and circumstances
or do not
believe an amendment is appropriate, please tell us why in your response.

      After reviewing the information you provide in response to these comments
and your
amended draft registration statement or filed registration statement, we may
have additional

Draft Registration Statement on Form S-1

Customer Case Studies, page 109

1.     You present case studies of customers that have utilized your services.
Please confirm that
       the customers have consented to these statements and to their case
studies being used in
       your registration statement and explain the criteria you used in
selecting the profiled
       clients and how these clients provide a meaningful representation of
your user base. Also,
       disclose the time periods covered by the case studies, as well as any
limitations in using
       these individual case studies.
 Ramin Sayar
FirstName LastNameRamin Sayar
Sumo Logic, Inc.
Comapany NameSumo Logic, Inc.
April 21, 2020
Page 21,
April 2 2020 Page 2
FirstName LastName

2.       We refer to the graphic on the inside back cover page. Please balance
the disclosure in the
         graphic on the back cover page by including your net loss through
January 31, 2020. In
         addition, please clarify whether the Revenue Run Rate is calculated
using monthly or
         quarterly results and discuss the material underlying assumptions and
limitations of the
         figures presented.
       You may contact Melissa Walsh, Staff Accountant, at (202) 551-3224 or
Krikorian, Accounting Branch Chief, at (202) 551-3488 if you have questions
comments on the financial statements and related matters. Please contact
Matthew Derby, Staff
Attorney, at (202) 551-3334 or Matthew Crispino, Staff Attorney, at (202)
551-3456 with any
other questions.


                                                              Division of
Corporation Finance
                                                              Office of
cc:      Rezwan Pavri, Esq.