FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * ROSE MICHAEL D   2. Issuer Name and Ticker or Trading Symbol FIRST HORIZON NATIONAL CORP [FHN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) MIDARO INVESTMENTS, INC., 1000 RIDGEWAY LOOP, STE 108 3. Date of Earliest Transaction (Month/Day/Year) 04/01/2005 (Street) MEMPHIS, TN 38120 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 04/01/2005   M   7,140 A $ 9.79 43,908.188 D   Common Stock 04/01/2005   M   6,632 A $ 12.82 50,540.188 D   Common Stock 04/01/2005   M   6,086 A $ 13.02 56,626.188 D   Common Stock 04/01/2005   M   6,008 A $ 16.05 62,634.188 D   Common Stock 04/01/2005   M   4,494 A $ 14.22 67,128.188 D   Common Stock               1,019.434 I by Cust for Children Common Stock               1,400 I Trust for Children Common Stock               5,000 I for Char. Rem. Trust

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Options (Right to buy)

$ 9.79

04/01/2005

M

7,140

06/30/1995

06/30/2015

Common Stock

7,140

$ 0

0

D

Stock Options (Right to buy)

$ 12.82

04/01/2005

M

6,632

12/31/1995

12/31/2015

Common Stock

6,632

$ 0

0

D

Stock Options (Right to buy)

$ 13.02

04/01/2005

M

6,086

06/30/1996

06/30/2016

Common Stock

6,086

$ 0

0

D

Stock Options (Right to buy)

$ 14.22

04/01/2005

M

4,494

07/03/2000

07/03/2020

Common Stock

4,494

$ 0

0

D

Stock Options (Right to buy)

$ 16.05

04/01/2005

M

6,008

12/31/1996

12/31/2016

Common Stock

6,008

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ROSE MICHAEL D MIDARO INVESTMENTS, INC. 1000 RIDGEWAY LOOP, STE 108 MEMPHIS, TN 38120	X

Signatures

by Clyde A. Billings, Jr., attorney-in-fact		04/05/2005
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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