Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
Shareholders and Board of Directors
KeyCorp
We consent to the incorporation by reference in this Annual Report (Form 10-K/A) of KeyCorp and subsidiaries (“Key”) of our reports dated March 1, 2010, with respect to the consolidated financial statements of Key, and the effectiveness of internal control over financial reporting of Key, included in the 2009 Annual Report to Shareholders of Key.
We consent to the incorporation by reference in the following Registration Statements of Key:
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| Form S-3 No. 333-55959 | | |
| Form S-3 No. 333-59175 | | |
| Form S-3 No. 333-64601 | | |
| Form S-3 No. 333-76619 | | |
| Form S-3 No. 333-88934 | | |
| Form S-3 No. 333-121553 | | (Amendment No. 1) |
| Form S-3 No. 333-124023 | | (Amendment No. 1) |
| Form S-3 No. 333-134937 | | (Post-Effective Amendment No. 3) |
| Form S-3 No. 333-151608 | | |
| Form S-4 No. 33-31569 | | |
| Form S-4 No. 33-44657 | | |
| Form S-4 No. 33-51717 | | |
| Form S-4 No. 33-55573 | | |
| Form S-4 No. 33-57329 | | |
| Form S-4 No. 33-61539 | | |
| Form S-4 No. 333-61025 | | |
| Form S-4 No. 333-146456 | | |
| Form S-4 No. 333-159490 | | (Amendment No. 3) |
| Form S-8 No. 2-97452 | | |
| Form S-8 No. 33-21643 | | |
| Form S-8 No. 333-49609 | | |
| Form S-8 No. 333-49633 | | |
| Form S-8 No. 333-65391 | | |
| Form S-8 No. 333-70669 | | |
| Form S-8 No. 333-70703 | | |
| Form S-8 No. 333-70775 | | |
| Form S-8 No. 333-72189 | | |
| Form S-8 No. 333-92881 | | |
| Form S-8 No. 333-45320 | | |
| Form S-8 No. 333-45322 | | |
| Form S-8 No. 333-99493 | | |
| Form S-8 No. 333-99495 | | |
| Form S-8 No. 33-31569 | | (Post Effective Amendment No. 1 to Form S-4) |
| Form S-8 No. 33-44657 | | (Post-Effective Amendment No. 1 to Form S-4) |
| Form S-8 No. 33-51717 | | (Post-Effective Amendment No. 1 to Form S-4) |
| Form S-8 No. 333-66057 | | (Post-Effective Amendment No. 1 to Form S-4 No. 333-61025) |
| Form S-8 No. 333-107074 | | |
| Form S-8 No. 333-107075 | | |
| Form S-8 No. 333-107076 | | |
| Form S-8 No. 333-109273 | | |
| Form S-8 No. 333-112225 | | |
| Form S-8 No. 333-116120 | | |
of our reports dated March 1, 2010, with respect to the consolidated financial statements of Key, and the effectiveness of internal control over financial reporting of Key, included in the 2009 Annual Report to Shareholders of Key, which is incorporated by reference in the Annual Report (Form 10-K/A) of Key for the year ended December 31, 2009.
Cleveland, Ohio
August 6, 2010
