Exhibit 24.1

                                   POWER OF ATTORNEY

        The undersigned, Thomas Arthur Beck, does hereby appoint Cam McMartin
and
Christopher G. Schmitt, as the undersigned's true and lawful attorneys-in-fact
(each, an "Attorney-in-Fact" and collectively, the "Attorneys-in-Fact"), each,
individually or jointly, with full power of substitution and resubstitution, to
have full power and authority to act in the undersigned's name, place and stead
and on the undersigned's behalf to:

        1.  execute and deliver in the undersigned's capacity as one or more of
            an officer, director or significant stockholder of SailPoint
            Technologies Holdings, Inc. or any of its subsidiaries
            (collectively, the "Company"), reports, schedules or other filings
            with respect to the reporting of ownership of or transactions in
            securities of the Company required to be made under the Securities
            Exchange Act of 1934, as amended (the "Exchange Act"), or the
            Securities Act of 1933, as amended (the "Securities Act"), and the
            rules thereunder, including without limitation, Schedules 13D and
            13G, Forms 3, 4 and 5 and Form 144 and any amendments, corrections,
            supplements or other changes thereto;

        2.  prepare, execute and submit to the Securities and Exchange
            Commission (the "SEC") a Form ID, including amendments thereto, and
            any other documents necessary or appropriate to obtain codes and
            passwords enabling the undersigned to file the above- mentioned
            reports, schedules or filings electronically with the SEC;

        3.  do and perform any and all acts that such Attorney-in-Fact (in his
            sole discretion) determines may be necessary or desirable to
            complete and execute any such reports, schedules or other filings
            and timely file same with the SEC and any stock exchange or other
            authority; and

        4.  take any other action of any type whatsoever in connection with the
            foregoing that, in the sole opinion of such Attorney-in-Fact, may be
            of benefit to, 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 his sole
            discretion.

        The undersigned hereby ratifies and confirms all that the Attorneys-in-
Fact 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
Attorneys-in-Fact, in serving in such capacity at the undersigned's request, are
not assuming, nor is the Company assuming, (i) any of the undersigned's
responsibilities to comply with the requirements of the Exchange Act or the
Securities Act or any liability for the undersigned's failure to comply with
such requirements, or (ii) any obligation or liability the undersigned incur for
profit disgorgement under Section 16(b) of the Exchange Act.  The undersigned
further acknowledges that this Power of Attorney does not relieve the
undersigned from responsibility for compliance with the undersigned's
obligations under the Exchange Act or the Securities Act.

        This Power of Attorney shall remain in full force and effect until the
undersigned is no longer subject to Sections 13 and 16 of the Exchange Act and
Rule 144 of the Securities Act with respect to the undersigned's holdings of and
transactions in securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the Attorneys-in-Fact.

        IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney
as of November 15, 2017.

                                        Signature: /s/ Thomas Arthur Beck
                                                   -----------------------------
                                        Name:      Thomas Arthur Beck