UNITED STATES
                       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

                                 April 19, 2005
                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, Mississippi                       39201
  (Address of principal executive offices)                        (Zip Code)

Registrant's telephone number, including area code:            (601) 208-5111

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:

[ ] 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 2.02  Results of Operations and Financial Condition 

On April 19, 2005,  Trustmark  Corporation issued a press release announcing its
financial  results for the period  ended March 31, 2005.  This press  release is
attached as Exhibit 99.1 to this report and incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits

(c) Exhibits

The following exhibit is filed as part of this Form 8-K:

Exhibit No.      Description

99.1             Press release announcing financial results for the period ended
                 March 31, 2005



                                   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:      April 19, 2005                          DATE:    April 19, 2005



                                  EXHIBIT INDEX

99.1       Press release announcing financial results for the period ended
           April 19, 2005