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                              April 15, 2021

       Daniel Zwirn
       Chief Executive Officer
       Arena Fortify Acquisition Corp.
       405 Lexington Avenue, 59th Floor
       New York, NY 10174

                                                        Re: Arena Fortify
Acquisition Corp.
                                                            Registration
Statement on Form S-1
                                                            Filed March 19,
2021
                                                            File No. 333-254532

       Dear Mr. Zwirn:

              We have reviewed your registration statement and have the
following 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 amending your registration
statement and providing the
       requested information. 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 any amendment to your registration statement and
the information you
       provide in response to these comments, we may have additional comments.

       Registration Statement on Form S-1

       Principal Stockholders, page 126

   1.                                                   Please disclose the
natural person or persons who directly or indirectly exercise sole or
                                                        shared voting or
investment control over the shares held by Cowen Investments II LLC
                                                        and Intrepid Financial
Partners, L.L.C. Refer to Item 403 of Regulation S-K and
                                                        Exchange Act Rule
13d-3.
               We remind you that the company and its management are
responsible for the accuracy
       and adequacy of their disclosures, notwithstanding any review, comments,
action or absence of
       action by the staff.

              Refer to Rules 460 and 461 regarding requests for acceleration.
Please allow adequate
       time for us to review any amendment prior to the requested effective
date of the registration
 Daniel Zwirn
Arena Fortify Acquisition Corp.
April 15, 2021
Page 2

statement.

        You may contact Mark Wojciechowski, Staff Accountant, at 202-551-3759
or Jenifer
Gallagher, Staff Accountant, at 202-551-3706 if you have questions regarding
comments on the
financial statements and related matters. Please contact Timothy Collins, Staff
Attorney, at 202-
551-3176 or Loan Lauren Nguyen, Legal Branch Chief, at 202-551-3642 with any
other
questions.



                                                            Sincerely,
FirstName LastNameDaniel Zwirn
                                                            Division of
Corporation Finance
Comapany NameArena Fortify Acquisition Corp.
                                                            Office of Energy &
Transportation
April 15, 2021 Page 2
cc:       Julian Seiguer
FirstName LastName