United States securities and exchange commission logo May 24, 2023 Dr. David-Alexandre Gros Chief Executive Officer Eledon Pharmaceuticals, Inc. 19900 MacArthur Blvd., Suite 550 Irvine, California 92612 Re: Eledon Pharmaceuticals, Inc. Registration Statement on Form S-3 Filed May 18, 2023 File No. 333-272052 Dear Dr. David-Alexandre Gros: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. 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. Please contact Cindy Polynice at 202-551-8707 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Shelly Heyduk, Esq.