Pricing Supplement No. 3  Dated May 2, 2001         Filed Pursuant to: Rule 424(b)(3)
(To Prospectus dated June 28, 2000 and              File No.: 333-38756
Prospectus Supplement dated October 26, 2000)


                             BANK ONE CORPORATION
                          MEDIUM-TERM NOTES, SERIES C


                                                                                 
Date of Issue: May 8, 2001        [ ] Fixed Rate       [ ] Commercial Paper Rate Note     [ ] LIBOR Reuters
               -----------------  [X] Senior           [ ] Federal Funds Rate Note        [X] LIBOR Telerate
Maturity Date: May 7, 2004        [ ] Subordinated     [ ] CD Rate Note                   [ ] Prime Rate Note
               -----------------                       [ ] CMT Rate Note                  [ ] Treasury Rate Note
                                                       [ ] LIBOR Note                     [ ] Other


CUSIP: 06422NFV3
       -------------------

Principal Amount: $345,000,000.00
                  -------------------------

Issue Price (As a Percentage of Principal Amount): 100%
                                                   ------------------

Interest Rate/Initial Interest Rate: Not Available
                                     ------------------------

Interest Payment Dates: 8th of August, November, February, May
                        -------------------------------------------------------

Interest Reset Dates: 8th of August, November, February, May
                      -------------------------------------------------------

Index Maturity: 90 days
                -----------------------------------------------------------

Designated CMT Maturity Index:
                               -------------------------------

Designated CMT Telerate Page:
                              -------------------------------

Spread: +27 Basis Points
        --------------------------

Spread Multiplier: None
                   --------------

Minimum Interest Rate: None
                       --------------

Maximum Interest Rate: None
                       --------------

Interest Payment Period: May 8, 2001 to August 8, 2001 and quarterly thereafter,
                         -------------------------------------------------------
                         up to but excluding the interest payment date
                         ----------------------------------------------------

Interest Rate Reset Period: May 8, 2001 to August 8, 2001 and quarterly
                            ---------------------------------------------------
                            thereafter, up to but excluding the interest
                            ------------------------------------------------
                            payment date
                            ------------

Redemption Date(s) or Period: None
                              --------------

Optional Repayment Date(s): None
                            --------------

Calculation Agent (If Applicable): Bank One, NA
                                   ----------------------

Additional Terms:

This Pricing Supplement may be used by Banc One Capital Markets, Inc. ("BOCM"),
a wholly owned subsidiary of the issuer, in connection with offer and sales
related to secondary market transactions in the Notes. BOCM may act as principal
or agent in such transactions. Such sales will be made at prices related to the
prevailing market prices at the time of sale.