EXHIBIT 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in this Registration Statement on Form S-3 of our reports dated February 21, 2006, relating to the consolidated financial statements of Sky Financial Group, Inc. (which report expresses an unqualified opinion and includes an explanatory paragraph related to the adoption of Statement of Financial Accounting Standards No. 123(R),Share-Based Payment, in 2005), and management’s report on the effectiveness of internal control over financial reporting appearing in the Annual Report on Form 10-K of Sky Financial Group, Inc. for the year ended December 31, 2005 and to the reference to us under the heading “Experts” in this Registration Statement.
| /s/ Deloitte & Touche LLP |
Cleveland, Ohio November 14, 2006 |
