LIMITED POWER OF ATTORNEY FOR
                        SECTION 16 REPORTING OBLIGATIONS

Know all by these presents, that the undersigned hereby makes, constitutes and
appoints each of Vinay Shah and
Abel Svitavsky of Aravive, Inc. (the "Company"), signing individually, the
undersigned's true and lawful attorney-
in-fact and agent to:

    (1)   prepare, execute on behalf of the undersigned, and submit to the U.S.
          Securities and Exchange Commission (the "SEC") any documents necessary
          or advisable to obtain EDGAR access codes or make any updates to the
          undersigned's EDGAR access codes once obtained, enabling the
          undersigned to make electronic filings of reports with the SEC;

    (2)   execute for and on behalf of the undersigned, an officer, director or
          holder of 10% of more of a registered class of securities of the
          Company, Forms 3, 4 and 5 in accordance with Section 16(a) of the
          Securities Exchange Act of 1934, as amended (the "Exchange Act") and
          the rules thereunder;

    (3)   do and perform any and all acts for and on behalf of the undersigned
          that may be necessary or desirable to complete and execute such Form
          3, 4 or 5, complete and execute any amendment or amendments thereto,
          and timely file such forms or amendments with the SEC and any stock
          exchange or similar authority; and

    (4)   take any other action of any nature whatsoever in connection with the
          foregoing which, in the opinion of such attorney-in-fact, may be of
          benefit, in the best interest of, or legally required by, the
          undersigned, it being understood that the documents executed by such
          attorney-in-fact on behalf of the undersigned 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.

The undersigned hereby grants to such attorney-in-fact full power and authority
to do and perform any and every act and thing whatsoever requisite, necessary,
or proper to be done in the exercise of any of the rights and powers herein
granted, as fully to all intents and purposes as the undersigned might or could
do if personally present, with full power of substitution or revocation, hereby
ratifying and confirming all that such attorney-in-fact, or such attorney-in-
fact's substitute or substitutes, shall lawfully do or cause to be done by
virtue of this power of attorney and the rights and powers herein granted. The
undersigned acknowledges that the foregoing attorney-in-fact, in serving in such
capacity at the request of the undersigned, is not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section 16 of
the Exchange Act.

This Power of Attorney shall remain in full force and effect until the earliest
to occur of (a) the undersigned is no longer required to file Forms 3, 4 and 5
with respect to the undersigned's holdings of and transactions in securities
issued by the Company, (b) revocation by the undersigned in a signed writing
delivered to the foregoing attorney-in-fact or (c) until such attorney-in-fact
shall no longer be employed by the Company, as applicable.

    IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of this 13th day of May, 2021.



                               /s/ Sigurd C. Kirk
                               -------------------------------------------------
                               Sigurd C. Kirk