1



                                                                   Exhibit 99.01
PROXY

                                 ANB CORPORATION
                         SPECIAL MEETING OF SHAREHOLDERS
                              _______________, 2000

               PROXY SOLICITED ON BEHALF OF THE BOARD OF DIRECTORS

         The undersigned hereby appoints ________________ and ________________,
or either of them, as proxies of the undersigned, each with full power of
substitution and resubstitution, to represent and to vote all of the shares of
common stock of ANB Corporation ("ANB") which the undersigned beneficially holds
of record on ___________, 2000 and would be entitled to vote at the Special
Meeting of Shareholders of ANB, to be held at _____________________, located at
_________________, Muncie, Indiana, 47305, on ___________, 2000, at ___:____
__.m., local time, and at any adjournments thereof, with all of the powers the
undersigned would possess if personally present, on the matters set forth below.

         The Board of Directors of ANB recommends a vote FOR approval of
Proposal 1.

         Only holders of shares of ANB common stock of record at the close of
business on __________, 2000 are entitled to notice of, and to vote at, the
Special Meeting of Shareholders or any adjournment or postponement thereof.

         1.   Approval and adoption of the Agreement of Affiliation and Merger
              ("Agreement"), dated July 29, 1999, between ANB and Old National
              Bancorp, pursuant to which ANB will merge with and into Old
              National and each outstanding share of ANB common stock will be
              converted into the right to receive 1.3125 shares of Old National
              common stock, as adjusted for the 5% stock dividend declared by
              Old National on December 9, 1999, all as provided for in the
              Agreement.

                     [ ] FOR            [ ] AGAINST           [ ] ABSTAIN

         2.   In their discretion, on such other matters as may properly come
              before the Special Meeting.

                           Please sign on reverse side


   2



                           (continued from other side)

THIS PROXY WILL BE VOTED AS DIRECTED, BUT IF NOT OTHERWISE DIRECTED, THIS PROXY
WILL BE VOTED FOR APPROVAL OF THE PROPOSAL. ON ANY OTHER MATTERS THAT MAY
PROPERLY COME BEFORE THE SPECIAL MEETING, THIS PROXY WILL BE VOTED IN ACCORDANCE
WITH THE BEST JUDGMENT OF THE PROXIES NAMED ABOVE. THIS PROXY MAY BE REVOKED AT
ANY TIME PRIOR TO ITS EXERCISE.

PLEASE COMPLETE, SIGN, DATE AND RETURN THIS PROXY PROMPTLY.



DATED:  _______________, 2000           ________________________________________
                                               (Signature of Shareholder)



                                        ________________________________________
                                               (Signature of Shareholder)


                                        Please sign exactly as your name appears
                                        on your stock certificates and on the
                                        label placed to the left. Joint owners
                                        should each sign personally. Trustees,
                                        guardians, executors and others signing
                                        in a representative capacity should
                                        indicate the capacity in which they
                                        sign.