United States securities and exchange commission logo

                               May 3, 2022

       Leslie Lunak
       Chief Financial Officer
       BankUnited, Inc.
       14817 Oak Lane
       Miami Lakes, FL 33016

                                                        Re: BankUnited, Inc.
                                                            Form 10-K for the
fiscal year ended December 31, 2021
                                                            Filed on February
24, 2022
                                                            File No. 001-35039

       Dear Ms. Lunak:

              We have limited our review of your filing to the financial
statements and related
       disclosures and have the following comment. In our comment, we ask you
to provide us with
       information so we may better understand your disclosure.

              Please respond to this comment within ten business days by
providing the requested
       information or advise us as soon as possible when you will respond. If
you do not believe our
       comment applies to your facts and circumstances, please tell us why in
your response.

                                                        After reviewing your
response to this comment, we may have additional comments.

       Form 10-K for the fiscal year ended December 31, 2021

       Notes to Consolidated Financial Statements
       Note 1. Basis of Presentation and Summary of Significant Accounting
Policies, page 78

   1.                                                   We note you removed
disclosure included in your 2019 10-K that indicated the company
                                                        has a single reportable
segment. Please tell us if you made any changes to your reportable
                                                        segments and if so,
when those changes were made. In addition, provide us with revised
                                                        disclosure for
inclusion in future filings that clearly identifies your reportable segment(s)
                                                        and the factors you use
to identify them, including the basis of organization, and whether
                                                        operating segments have
been aggregated into your reportable segment(s). Refer to ASC
              In closing, 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.
 Leslie Lunak
BankUnited, Inc.
May 3, 2022
Page 2

      You may contact Bonnie Baynes at 202-551-4924 or Sharon Blume at 202-551-
3474 with any questions.

FirstName LastNameLeslie Lunak                        Sincerely,
Comapany NameBankUnited, Inc.
                                                      Division of Corporation
May 3, 2022 Page 2                                    Office of Finance
FirstName LastName