December 26, 2018 Claire W. Tucker President and Chief Executive Officer CapStar Financial Holdings, Inc. 1201 Demonbreun Street, Suite 700 Nashville, Tennessee 37203 Re: CapStar Financial Holdings, Inc. Form S-3 filed December 21, 2018 File No. 333-2289990 Dear Ms. Tucker: 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 Pamela Long at 202-551-3765 with any questions. Sincerely, Division of Corporation Finance Office of Financial Services