<page_title> List of mayors of Washington, D.C. </page_title> <section_title> 1802–1871: Mayors of the City of Washington </section_title> <table> <cell> William Winston Seaton <col_header> Mayor </col_header> </cell> <cell> 1840 <col_header> Term Began </col_header> </cell> </table>
Seaton was elected Mayor of Washington in 1840.