Exhibit 24
POWER OF ATTORNEY

KNOW ALL PERSONS BY THESE PRESENTS, that the undersigned does hereby constitute
and appoint Shannon M. Hernandez, Peter V. Letsou, Maygan Pokabla, and John A.
Niemoeller, jointly and each of them severally, the undersigned?s true and
lawful attorney-in-fact and agent, with full power of substitution and
re-substitution, for the undersigned and in the undersigned?s name, place and
stead, in any and all capacities, to: (1)	execute for and on behalf of the
undersigned, in the undersigned?s capacity as an officer and/or director of
First Horizon Corporation (the ?Corporation?), Forms 3, 4 and 5 and any and all
amendments thereto in accordance with Section 16(a) of the Securities Exchange
Act of 1934, as amended (the ?Exchange Act?), and the rules thereunder; and
(2)	do and perform any and all acts on behalf of the undersigned which may be
necessary or desirable to complete and execute any such Forms 3, 4 or 5 or any
amendment thereto 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 undersigned, it being understood that the
documents being 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 each 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, 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 attorneys-in-fact, in
serving in such capacity at the request of the undersigned, are not assuming,
nor is the Corporation 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 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 Corporation, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorneys-in-fact.
IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of
this 15th day of August, 2024. /s/ Jeff L. Fleming Jeff L. Fleming