UNITED STATES
                                    SECURITIES AND EXCHANGE COMMISSION
                                           Washington, DC 20549


                                               SCHEDULE 13G

                                 Under the Securities Exchange Act of 1934
                                            (Amendment No. 16)

                                          Hancock Holding Company
            -----------------------------------------------------------------------------------
                                             (Name of Issuer)

                                               Common Stock
            -----------------------------------------------------------------------------------
                                      (Title of Class of Securities)

                                                410120-10-9
                                               -------------
                                              (Cusip Number)

Check the following box if a fee is being paid with this statement [  ].  (A fee is not required only if the
filing person : (1) has a previous statement on file reporting beneficial ownership of more than five percent
of the class of securities described in Item 1: and (2) has filed no amendment subsequent thereto reporting
beneficial ownership of five percent or less of such class.) ( See Rule 13d-7).

*The remainder of this cover page shall be filed out for a reporting person's initial filing on this form with
respect to the subject class of securities, and for any subsequent  amendment containing information which
would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the
purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities
of that section of the act but shall be subject to all other provisions of the Act (however, see the Notes).

      CUSIP NO. 410120-10-9                13G              Page 2 of 5 pages.

1.        NAME OF REPORTING PERSON
          S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
          Hancock Bank Trust Department                         64-0169065

2.        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*
                                                         (a) [  ]
                                                         (b) [  ]

3.        SEC USE ONLY

4.        CITIZENSHIP OR PLACE OF ORGANIZATION
          United States of America

                    5.        SOLE VOTING POWER
NUMBER                                 5,295,190.8844
OF SHARES
BENEFICIALLY        6.        SHARED VOTING POWER
OWNED BY                                 -0-
EACH REPORTING
PERSON WITH         7.        SOLE DISPOSITIVE POWER
                                       3,276,865.1989

                    8.        SHARED DISPOSITIVE POWER
                                         304,168.6855


9.        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
          5,295,190.8884

10.       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES
          CERTAIN SHARES*         [  ]


11.       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
          15.94%

12.       TYPE OF REPORTING PERSON *
          BK


                *SEE INSTRUCTION BEFORE FILLING OUT

CUSIP NO. 410120-10-9    Amendment No. 16 to Schedule 13G     Page 3 of 5 pages
                         Hancock Bank Trust Department


Item 1(a)                Name of Issuer:

                         Hancock Holding Company

Item 1(b)                Address of Issuer's Principal Executive Offices:

                         One Hancock Plaza
                         2510 14th Street
                         Gulfport, MS  39501

Item 2(a)                Name of Person Filing:

                         Hancock Bank Trust Department

Item 2(b)                Address of Principal Business Office or if none, Residence:

                         One Hancock Plaza
                         2510 14th Street
                         Gulfport, MS   39501

Item 2(c)                Citizenship:

                         United States of America

Item 2(d)                Title of Class of Securities:

                         Common Stock, par value $3.33 per share

Item 2(e)                Cusip Number:

                         410120-10-9

Item 3                   If this statement is filed pursuant to Rules 13d-a(b)
                         or 13d-2(b), check whether the person filing is a:

                         (a)  (  ) Broker or Dealer registered under Section 15 of the Act
                         (b)  (  ) Bank as defined in Section 3(a)(6) of the Act
                         (c)  (  ) Insurance Company as defined in Section 3(a)(19) of the Act
                         (d)  (  ) Investment Company registered under Section 8 of the Investment Company
                                   Act
                         (e)  (  ) Investment Adviser registered under Section 203 of the Investment Advisers
                                   Act of 1940
                         (f)  (  ) Employee Benefit Plan, Pension Fund which is subject to the provisions of the
                                   Employee Retirement Income Security Act of 1974 or Endowment Fund:  see
                                   240.13d-1(b)(1)(ii)(F)
                         (g)  (  ) Parent Holding Company, in accordance with 240.13d-1(b)(ii)(G) (Note: see
                                   item 7)
                         (h)  (  ) Group, in accordance with 240.13d-1(b)(1)(ii)(H)

CUSIP NO. 410120-10-9       Amendment No. 16 to Schedule 13G       4 of 5 pages
                             Hancock Bank Trust Department


Item 4            Ownership:

                  If the percent of the class owned, as of December 31  of the year covered by the
                  statement, or as of the last day of any month described in Rule 13d-1(b)(2), if applicable,
                  exceeds five percent, provide the following information as of that date and identify those
                  shares which there is a right to acquire:

                  (a)    Amount Beneficially owned:

                         5,295,190.8844

                  (b)    Percent of Class:

                         15.94%

                  (c)    Number of shares as to which such person has:

                         (i)    sole power to vote or to direct the vote:
                                5,295,190.8844

                         (ii)   shared power to vote or to direct the vote:
                                -0-


                         (iii)  sole power to dispose or to direct the disposition of:
                                3,276,865.1989


                         (iv)   shared power to dispose or to direct the disposition of:
                                304,168.6855


Item 5            Ownership of Five percent or less of a class.

                  Not applicable.

Item 6            Ownership of More than Five Percent on Behalf of Another Person.

                  The shares of Hancock Holding Company stock listed in Item 4 are held by the Trust
                  Department of  Hancock Bank, as Trustee for 82 fiduciary accounts.  Hancock Bank is a
                  wholly-owned subsidiary of Hancock Holding Company.  Within these accounts, the
                  Trust Department of Hancock Bank has sole voting rights on 5,295,190.8844 shares and
                  shared voting rights on 0 shares.  It has the sole right to dispose of 3,276,865.1989
                  shares and shared right to dispose of 304,168.6855 shares.  Hancock Bank has no right to
                  receive the dividends from such shares,  nor does it have the power to direct the receipt
                  of such dividends (except in certain cases to beneficiaries or grantors of the accounts).
                  Hancock Bank has no right to receive the proceeds from the sale of such securities, nor
                  does it have the power to direct the receipt of such proceeds (except in certain cases to
                  beneficiaries or grantors of the accounts).

CUSIP NO. 410120-10-9      Amendment No. 16 to Schedule 13G       Page 5 of 5 pages
                             Hancock Bank Trust Department


Item 7            Identification and Classification of the Subsidiary which acquired the security being
                  reported on by the Parent Holding Company.

                  Not applicable

Item 8            Identification and classification of Members of Group.

                  Not applicable

Item 9            Notice of Dissolution of Group.

                  Not applicable

Item 10           Certification

                  Not applicable


     After reasonable inquiry and to the best of my knowledge and belief, I certify that the
information set forth in this statement is true, complete and correct.


  2/10/06
---------------------------------
(Date)

  /s/ Clifton J. Saik
---------------------------------
Clifton J. Saik
Executive Vice President & Chief Operations Officer
Hancock Holding Company