EXHIBIT 32

                           SECTION 1350 CERTIFICATIONS*


         In connection with the Quarterly Report of Peoples Bancorp Inc.
("Peoples Bancorp") on Form 10-Q for the quarterly period ended June 30, 2006,
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, Donald J. Landers, Jr., 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, as amended; and

          (2) The information contained in the Report fairly presents, in all
     material respects, the consolidated financial condition and results of
     operations of Peoples Bancorp and its subsidiaries.



Date:  August 7, 2006       /s/ MARK F. BRADLEY
                                ----------------------------------------------
                                Mark F. Bradley
                                President and Chief Executive Officer



Date:  August 7, 2006       /s/ DONALD J. LANDERS JR.
                                ----------------------------------------------
                                Donald J. Landers, Jr.
                                Chief Financial Officer and Treasurer




* This certification is being furnished as required by Rule 13a-14(b) under the
Securities Exchange Act of 1934, as amended (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, as amended, or the Exchange Act.