ITEM 7.01. REGULATION FD DISCLOSURE

Furnished as Exhibit 99.1 is a copy of First Horizon National Corporation Fourth Quarter 2008 Financial Supplement which is scheduled to be released January 16, 2009.

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 Fourth Quarter 2008 Financial Supplement and Investor Slide Presentation.

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