Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

The Board of Directors

Pinnacle Financial Partners, Inc.:

We consent to the use of our reports dated March 2, 2012, with respect to the consolidated balance sheets of Pinnacle Financial Partners, Inc. and subsidiaries as of December 31, 2011 and 2010, and the related consolidated statements of operations, stockholders’ equity and comprehensive income (loss) and cash flows for each of the years in the three-year period ended December 31, 2011, and the effectiveness of internal control over financial reporting as of December 31, 2011, incorporated herein by reference and to the reference to our firm under the heading “Experts” in the prospectus.

/s/ KPMG LLP

Nashville, Tennessee

December 19, 2012