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                              April 1, 2021

       Michael Rolnick
       Chief Executive Officer
       Chain Bridge I
       100 El Camino Real, Ground Suite
       Burlingame, California 94010

                                                        Re: Chain Bridge I
                                                            Registration
Statement on Form S-1
                                                            Filed March 19,
2021
                                                            File No. 333-254502

       Dear Mr. Rolnick:

              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 filed March 19, 2021

       Principal Shareholders, page 130

   1.                                                   Please expand the
disclosure in footnote (3) to identify the natural persons who serve as
                                                        members of the board of
managers.
               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
       statement.
 Michael Rolnick
Chain Bridge I
April 1, 2021
Page 2

      Please contact Nicholas Lamparski at (202) 551-4695 or Mara Ransom at
(202) 551-
3264 with any other questions.



                                                        Sincerely,
FirstName LastNameMichael Rolnick
                                                        Division of Corporation
Finance
Comapany NameChain Bridge I
                                                        Office of Trade &
Services
April 1, 2021 Page 2
cc:       Jocelyn Arel
FirstName LastName