SUBSTITUTE POWER OF ATTORNEY
Under the terms of a power of attorney, dated August 14, 2014 (the "Power of
Attorney") the undersigned, Martin R. Baker and Adrian J. Downes, were
appointed attorney(s)-in-fact for Charles J. Swindells (the "Section 16
Reporting Person"), signing singly, to:
(1) execute for and on behalf of the Section 16 Reporting Person, in such
person's capacity as an officer, director and/or 10% shareholder of The
Greenbrier Companies, Inc. (the "Company"), Forms 3, 4, and 5 in accordance
with Section 16(a) of the Securities Exchange Act of 1934 and the rules
thereunder;
(2) do and perform any and all acts for and on behalf of the Section 16
Reporting Person which may be necessary or desirable to complete and execute
any such Form 3, 4, or 5 and timely file such form with the Securities and
Exchange Commission and any stock exchange or similar authority; and
(3) take any other action of any type whatsoever in connection with the
foregoing which, in the opinion of such attorney-in-fact, may be of benefit to,
in the best interest of, or legally required by, the Section 16 Reporting
Person, it being understood that the documents executed by such
attorney-in-fact on behalf of the Section 16 Reporting Person pursuant to this
Power of Attorney shall be in such form and shall contain such terms and
conditions as such attorney-in-fact may approve in such attorney-in-fact's
discretion.

In accordance with the authority granted under the Power of Attorney,
including the power of substitution, the undersigned hereby appoint Kim Moore
as a substitute attorney-in-fact for both Robert Shank and Feng C. Grove, on
behalf of the Section 16 Reporting Person, with the power to act without any
other and with full power of substitution, to exercise and execute all of the
powers granted or conferred in the original Power of Attorney to Robert Shank
and Feng C. Grove.  For avoidance of doubt, the powers originally conveyed to
Robert Shank and Feng C. Grove pursuant to the Power of Attorney are hereby
revoked.

Date: September 9, 2019


By: /s/ Martin R. Baker
      Martin R. Baker, Attorney-in-Fact

By: /s/ Adrian J. Downes
      Adrian J. Downes, Attorney-in-Fact