<page_title> List of mayors of Pittsburgh </page_title> <section_title> Mayors (1816–present) </section_title> <table> <cell> John Herron <col_header> Mayor </col_header> </cell> <cell> 1849–1850 <col_header> Term </col_header> </cell> </table>
John Herron served as Mayor of Pittsburgh from 1849 to 1850.