UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13D
                    Under the Securities Exchange Act of 1934
                                 (Amendment No. 2)*

                             Bio Key International Inc.
----------------------------------------------------------------------------
                                 (Name of Issuer)

                      Common Stock, par value $.01 per share
----------------------------------------------------------------------------
                          (Title of Class of Securities)

                                   09060C101
----------------------------------------------------------------------------
                                 (CUSIP Number)

                              Brooke J. Billick
                      Vice President & Securities Counsel
                      Marshall & Ilsley Trust Company N.A.
                      1000 North Water Street, 13th Floor
                         Milwaukee, Wisconsin  53202
                         Telephone No.: 414-287-8609

----------------------------------------------------------------------------
               (Name, Address and Telephone Number of Person Authorized to
                         Receive Notices and Communications)

                               August 6, 2003
----------------------------------------------------------------------------
                 (Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to
report the acquisition that is the subject of this Schedule 13D, and is
filing this schedule because of Rule 13d-1(e), 13d-1(f) or 13d-1(g), check
the following box [ ].

*The remainder of this cover page shall be filled 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 disclosures provided in a prior cover page.

The information required on 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).


                                 Page 1 of 3




CUSIP No. 09060C101            Schedule 13D                    Page 2 of 3
----------------------------------------------------------------------------

1. Names of Reporting Persons   N. DeAnne Wittig Qualified Property
                                Marital Trust II, established under Will
                                dated October 23, 1998
  I.R.S. Identification Nos. of Above Persons (Entities Only): 52-7250702

----------------------------------------------------------------------------

2. Check the Appropriate Box If a Member of a Group (See Instructions)

             (a) [ ]
             (b) [ ]

----------------------------------------------------------------------------

3. SEC Use Only

----------------------------------------------------------------------------

4. Source of Funds (See Instructions) OO

----------------------------------------------------------------------------

5. Check Box if Disclosure of Legal Proceedings is Required Pursuant to
   Item 2(d) or 2(e). [ ]

----------------------------------------------------------------------------

6. Citizenship or Place of Organization:   Minnesota

----------------------------------------------------------------------------

Number of Shares         7. Sole Voting Power           1,107,500
Beneficially             8. Shared Voting Power                 0
Owned By                 9. Sole Dispositive Power      1,107,500
Each Reporting          10. Shared Dispositive Power            0
Person With

----------------------------------------------------------------------------

11. Aggregate Amount Beneficially Owned by Each Reporting Person   1,107,500

----------------------------------------------------------------------------

12. Check Box if the Aggregate Amount in Row (11) Excludes Certain
    Shares [ ]

----------------------------------------------------------------------------

13. Percent of Class Represented by Amount in Row (11)   7.51%

----------------------------------------------------------------------------

14. Type of Reporting Person  OO

----------------------------------------------------------------------------


CUSIP No. 09060C101            Schedule 13D, Amendment 1           Page 3
of 3
----------------------------------------------------------------------------

The Reporting Person amends its response to Item 2(a) of its Schedule 13D
dated February 17, 2003, as follows:

"Item 2. Identity and Background

"(a) Effective August 6, 2003, Nancy DeAnne Wittig, Co-Trustee of the Trust,
removed Marshall & Ilsley Trust Company N.A. as Co-Trustee and appointed
Anchor Bank West St. Paul, N.A. dba Anchor Trust as successor Co-Trustee."


The Reporting Person amends its response to Item 2(c) of its Schedule 13D
dated February 17, 2003, in its entirety as follows:

"(c) The Trust's address is c/o Anchor Trust, 1360 Duckwood Drive, Eagan,
Minnesota  55123"

SIGNATURES

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.

Dated: August 13, 2003

Signatures:

Marshall & Ilsley Trust Company N.A.

    By: /s/ Brooke J. Billick
    Name/Title: Vice President and Securities Counsel