EXHIBIT 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS The Board of Directors First Manitowoc Bancorp, Inc.: We consent to the incorporation by reference in the Registration Statement (No. 333-85749) on Form S-8 of First Manitowoc Bancorp, Inc. of our report dated February 1, 2002, relating to the consolidated balance sheets of First Manitowoc Bancorp, Inc. and Subsidiaries as of December 31, 2001 and 2000 and the related consolidated statements of income, stockholders' equity, and cash flows for the two years in the period ended December 31, 2001, which report appears in the December 31, 2001 annual report on Form 10-K of First Manitowoc Bancorp, Inc. Wipfli Ullrich Bertelson LLP Green Bay, Wisconsin March 11, 2002 EXHIBIT 23a CONSENT OF INDEPENDENT AUDITORS The Board of Directors First Manitowoc Bancorp, Inc. We consent to the incorporation by reference in the Registration Statement (No. 333-85749) on Form S-8 of First Manitowoc Bancorp, Inc. of our report dated February 4, 2000, relating to the consolidated statements of income, stockholders' equity and cash flows of First Manitowoc Bancorp, Inc. and subsidiaries for the year ended December 31, 1999, which report appears in the December 31, 2001 annual report on Form 10-K of First Manitowoc Bancorp, Inc. KPMG LLP Milwaukee, Wisconsin March 11, 2002