March 21, 2019

John P. Love
President and Chief Executive Officer
United States Natural Gas Fund, LP
700 Sixth Street, N.W., Suite 700
Washington, DC 20001-3980

       Re: United States Natural Gas Fund, LP
           Registration Statement on Form S-3
           Filed March 14, 2019
           File No. 333-230255

Dear Mr. Love:

       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 Sara von Althann at 202-551-3207 with any questions.



                                                            Sincerely,

                                                            Division of
Corporation Finance
                                                            Office of Real
Estate and
                                                            Commodities