United States securities and exchange commission logo October 3, 2022 Daniel Roberts Chief Executive Officer Iris Energy Ltd Level 12, 44 Market Street Sydney, NSW 2000 Australia Re: Iris Energy Ltd Registration Statement on Form F-1 Filed September 23, 2022 File No. 333-267568 Dear Daniel Roberts: 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 Priscilla Dao, Staff Attorney, at (202) 551-5997 or Joshua Shainess, Legal Branch Chief, at (202) 551-7951 with any questions. Sincerely, Division of Corporation Finance Office of Technology cc: Meaghan Kennedy