EXHIBIT 32

                 PEOPLES BANCORP INC. ANNUAL REPORT ON FORM 10-K
                     FOR FISCAL YEAR ENDED DECEMBER 31, 2005

                           SECTION 1350 CERTIFICATIONS


         In connection with the Annual Report of Peoples Bancorp Inc. ("Peoples
Bancorp") on Form 10-K for the fiscal year ended December 31, 2005, as filed
with the Securities and Exchange Commission on the date hereof (the "Report"),
I, Mark F. Bradley, President and Chief Executive Officer of Peoples Bancorp,
and I, John W. Conlon, Chief Financial Officer and Treasurer of Peoples Bancorp,
certify, pursuant to Section 1350 of Chapter 63 of Title 18 of the United States
Code, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002,
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 results of
               operations of Peoples Bancorp.



Date:  March 10, 2006              /s/ MARK F. BRADLEY
                                       -------------------------------------
                                       Mark F. Bradley
                                       President and Chief Executive Officer
                                       (Principal Executive Officer)


Date:  March 11, 2006              /s/ JOHN W. CONLON
                                       --------------------------------------
                                       John W. Conlon
                                       Chief Financial Officer and Treasurer
                                       (Principal Financial Officer)


* This certification is being furnished as required by Rule 13a-14(b) under the
Securities Exchange Act of 1934 (the "Exchange Act") and Section 1350 of Chapter
63 of Title 18 of the United States Code, and shall not be deemed "filed" for
purposes of Section 18 of the Exchange Act or otherwise subject to the liability
of that Section. This certification shall not be deemed to be incorporated by
reference into any filing under the Securities Act of 1933 or the Exchange Act.