1 EXHIBIT 23 CONSENT OF INDEPENDENT ACCOUNTANTS We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (Nos. 33-55257 and 333-28507) of Union Planters Corporation of our report dated June 7, 2000 relating to the financial statements of Union Planters Corporation 401(k) Retirement Savings Plan, which appears in this Form 11-K. /s/PricewaterhouseCoopers LLP Memphis, Tennessee June 21, 2000