United States securities and exchange commission logo

                     January 21, 2022

       Kathryn Mikells
       Chief Financial Officer
       Exxon Mobil Corporation
       5959 Las Colinas Boulevard
       Irving, Texas 75039-2298

                                                        Re: Exxon Mobil
                                                            Form 10-K for the
Fiscal Year Ended December 31, 2020
                                                            Filed February 24,
                                                            File No. 001-02256

       Dear Ms. Mikells:

              We have completed our review of your filing. 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.


                     Division of Corporation Finance

                     Office of Energy & Transportation