United States securities and exchange commission logo

                              September 17, 2021

       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 reviewed your filing and have the following comments. In
some of our
       comments, we may ask you to provide us with information so we may better
understand your

              Please respond to these comments 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
       comments apply to your facts and circumstances, please tell us why in
your response.

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

   1.                                                   Quantify any material
weather-related damages to your property or operations.
   2.                                                   If material, disclose
any specific indirect weather-related impacts that have affected or
                                                        may affect your major
customers or suppliers.
   3.                                                   If material, disclose
any weather-related impacts on the cost or availability of insurance.
   4.                                                   If applicable and
material, provide disclosure about any purchase or sale of carbon credits
                                                        or offsets and any
material effects on your business, financial condition, and results of
               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.
 Kathryn Mikells
Exxon Mobil Corporation
September 17, 2021
Page 2

       You may contact Wei Lu, Staff Accountant at (202) 551-3725 or Brad
Skinner, Office
Chief at (202) 551-3489, if you have questions regarding the comments.

FirstName LastNameKathryn Mikells                        Sincerely,
Comapany NameExxon Mobil Corporation
                                                         Division of
Corporation Finance
September 17, 2021 Page 2                                Office of Energy &
FirstName LastName