EXHIBIT 32

CERTIFICATION OF
CHIEF EXECUTIVE OFFICER, PRINCIPAL FINANCIAL OFFICER AND PRINCIPAL ACCOUNTING OFFICER UNDER
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

This certification is given by the undersigned Chief Executive Officer, Principal Financial Officer and Principal Accounting Officer of Umpqua Holdings Corporation (the “registrant”) pursuant to Section 906 of the Sarbanes-Oxley Act of 2002. Each of the undersigned hereby certifies, with respect to the registrant’s quarterly report on Form 10-Q for the period ended September 30, 2007 as filed with the Securities and Exchange Commission on the date hereof (the “Report”), that:

     (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

     (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the registrant

/s/ Raymond P. Davis

Raymond P. Davis

President and Chief Executive Officer Umpqua Holdings Corporation

/s/ Ronald L. Farnsworth

Ronald L. Farnsworth

Senior Vice President/Finance and Principal Financial Officer Umpqua Holdings Corporation

/s/ Neal T. McLaughlin

Neal T. McLaughlin
Senior Vice President/Controller and Principal Accounting Officer Umpqua Holdings Corporation

November 6, 2007