Associated Banc-Corp (ASB) 10-K 2009 FY Annual report

Exhibit 23

Consent of Independent Registered Public Accounting Firm

The Board of Directors
Associated Banc-Corp.:

Re: Registration Statement on Form S-8

§ #2-77435
§ #2-99096
§ #33-16952
§ #33-24822
§ #33-35560
§ #33-54658
§ #33-63545
§ #33-67436
§ #33-86790
§ #333-46467
§ #333-74307
§ #333-121012
§ #333-121011
§ #333-121010
§ #333-120711
§ #333-120714
§ #333-120713
§ #333-120710
§ #333-120709

Re: Registration Statement on Form S-3

§ #2-98922
§ #33-28081
§ #333-156251
§ #33-63557
§ #33-67434
§ #333-138390
§ #333-143784

We consent to the incorporation by reference in the Registration Statements on Form S-8 and S-3 of Associated Banc-Corp of our reports dated February 16, 2010 with respect to the consolidated balance sheets of Associated Banc-Corp and subsidiaries as of December 31, 2009 and 2008, and the related consolidated statements of income (loss), changes in stockholders’ equity, and cash flows for each of the years in the three-year period ended December 31, 2009, and the effectiveness of internal control over financial reporting as of December 31, 2009, which reports appear in the December 31, 2009 annual report on Form 10-K of Associated Banc-Corp.

/s/ KPMG LLP

Chicago, Illinois
February 16, 2010