United States securities and exchange commission logo November 14, 2022 John M. Gellert President, Chief Executive Officer and Director SEACOR Marine Holdings Inc. 12121 Wickchester Lane Suite 500 Houston, TX 77079 Re: SEACOR Marine Holdings Inc. Registration Statement on Form S-3 Filed November 4, 2022 File No. 333-268175 Dear John M. Gellert: 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 Arthur Tornabene-Zalas at (202) 551-3162 or Liz Packebusch, Staff Attorney, at (202) 551-8749 with any questions. Sincerely, Division of Corporation Finance Office of Energy & Transportation cc: Brett Nadritch, Esq.