SECURITIES AND EXCHANGE COMMISSION


                             Washington, D.C. 20549


                                    FORM 8-K


                                 CURRENT REPORT


     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934


                                 May 1, 2002
                Date of Report (Date of earliest event reported)


                              TRUSTMARK CORPORATION
             (Exact name of registrant as specified in its charter)


  Mississippi                       0-3683                        64-0471500
(State or other            (Commission File Number)             (IRS Employer
jurisdiction of                                              Identification No.)
 incorporation)



                             248 East Capitol Street
                                Jackson, MS 39201
          (Address, including zip code, of principal executive office)


                                 (601) 354-5111
              (Registrant's telephone number, including area code)

Item 5.  Other Events

On May 1, 2002, Trustmark  Corporation  announced that Moody's Investors Service
and Standard & Poor's have assigned  investment grade ratings to the company and
its lead bank subsidiary,  Trustmark National Bank. These are first time ratings
from both Moody's and Standard & Poor's.

Moody's  assigned  its Baa1  issuer  rating  to  Trustmark  Corporation  and the
following ratings to Trustmark National Bank: A3 long-term deposits, and Prime-2
short-term  deposits.  Standard  & Poor's  assigned  its  BBB+/A-2  counterparty
ratings  to  Trustmark  Corporation  and  its  A-/A-2  counterparty  ratings  to
Trustmark National Bank.



Item 7.  Financial Statements and Exhibits

(c) The following exhibit is filed as part of this Form 8-K.

    Exhibit No.          Description
    -----------          -----------
        99               Press release dated May 1, 2002


                                                                  Exhibit No. 99

Trustmark News Release
FOR IMMEDIATE RELEASE
May 1, 2002


             TRUSTMARK CORPORATION RECEIVES INVESTMENT GRADE RATINGS
                       FROM MOODY'S AND STANDARD & POOR'S


Jackson,  MS - Trustmark  Corporation  (Nasdaq:  TRMK)  announced  that  Moody's
Investors  Service and Standard & Poor's have assigned  investment grade ratings
to the company and its lead bank subsidiary,  Trustmark National Bank. These are
first time ratings from both Moody's and Standard & Poor's.

Richard  G.  Hickson,  Chairman  and CEO,  stated,  "We are  pleased  with these
investment  grade ratings as we believe they affirm our  intrinsic  strength and
strong financial fundamentals."

Moody's  assigned  its Baa1  issuer  rating  to  Trustmark  Corporation  and the
following ratings to Trustmark National Bank: A3 long-term deposits, and Prime-2
short-term  deposits.  Standard  & Poor's  assigned  its  BBB+/A-2  counterparty
ratings  to  Trustmark  Corporation  and  its  A-/A-2  counterparty  ratings  to
Trustmark National Bank.

Trustmark  Corporation  is  a  financial  services  company  providing  banking,
investment,   and  insurance  solutions  through  over  150  offices  and  2,400
associates in Mississippi  and  Tennessee.  For  additional  information,  visit
Trustmark's web site at www.trustmark.com.



Investor Contacts:
  Zach Wasson, Executive Vice President and CFO                 601-949-6816
  Jeff McBrayer, Vice President and Director of Finance         601-961-6487
Media Contacts:
  Gray Wiggers, Senior Vice President, Marketing                601-354-5942



                                   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.

                              TRUSTMARK CORPORATION


BY:    /s/ Richard G. Hickson               BY:    /s/ Zach L. Wasson
       -----------------------------               -----------------------------
       Richard G. Hickson                          Zach L. Wasson
       Chairman of the Board, President            Treasurer (Principal
       & Chief Executive Officer                   Financial Officer)

DATE:  May 3, 2002                          DATE:  May 3, 2002