Unassociated Document
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC   20549

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FORM 8-K

CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934


Date of report (Date of earliest event reported) – April 17, 2008


FIRST HORIZON NATIONAL CORPORATION
(Exact Name of Registrant as Specified in Charter)
                                   
 
 TENNESSEE 001-15185 62-0803242
(State or Other Jurisdiction (Commission (IRS Employer
 of Incorporation) File Number) Identification No.)
 
165 MADISON AVENUE
                                                              
MEMPHIS, TENNESSEE
38103
(Address of Principal Executive Office)
(Zip Code)
 

Registrant’s telephone number, including area code - (901) 523-4444

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

[   ]
Written communications pursuant to Rule 425 under the Securities Act  (17 CFR 230.425)

[   ]
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[   ]
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[   ]
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
 
ITEM 7.01.
REGULATION FD DISCLOSURE

Furnished as Exhibit 99.1 is a copy of First Horizon National Corporation First Quarter 2008 Financial Supplement which is scheduled to be released April 17, 2008.


ITEM 9.01.
Financial Statements and Exhibits

(c)  Exhibits

The following exhibit is furnished pursuant to Item 7.01, is not to be considered “filed” under the Securities Exchange Act of 1934, as amended (“Exchange Act”), and shall not be incorporated by reference into any of First Horizon National Corporation’s (“Corporation”) previous or future filings under the Securities Act of 1933, as amended, or the Exchange Act.


Exhibit #
Description

99.1
First Horizon National Corporation First Quarter 2008 Financial Supplement
 
 
SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


FIRST  HORIZON NATIONAL CORPORATION

Date: April 17, 2008                                                    By: /s/ D. Bryan Jordan
Name: D. Bryan Jordan
Title: Executive Vice President and Chief Financial Officer
 

Exhibit Index


The following exhibit is furnished pursuant to Item 7.01 is not to be considered “filed” under the Exchange Act, and shall not be incorporated by reference into any of the Corporation’s previous or future filings under the Securities Act of 1933, as amended, or the Exchange Act.


Exhibit #
Description

99.1  
First Horizon National Corporation First Quarter 2008 Financial Supplement