United States securities and exchange commission logo January 6, 2021 Leen Kawas, Ph.D. President and Chief Executive Officer Athira Pharma, Inc. 18706 North Creek Parkway, Suite 104 Bothell, WA 98011 Re: Athira Pharma, Inc. Draft Registration Statement on Form S-1 Submitted January 6, 2021 CIK No. 0001620463 Dear Mr. Kawas: This is to advise you that we do not intend to review your registration statement. We request that you publicly file your registration statement no later than 48 hours prior to the requested effective date and time. 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 David Gessert at 202-551-2326 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences