<page_title> List of mayors of Pittsburgh </page_title> <section_title> Mayors (1816–present) </section_title> <table> <cell> John B. Guthrie <col_header> Mayor </col_header> </cell> <cell> 1851–1853 <col_header> Term </col_header> </cell> <cell> Democrat <col_header> Party </col_header> </cell> </table>
Democrat's John B. Guthrie served as Mayor of Pittsburgh from 1851 to 1853.