<page_title> 36th United States Congress </page_title> <section_title> Senate </section_title> <table> <cell> Hannibal Hamlin (R) <col_header> Vacator </col_header> </cell> <cell> Resigned January 17, 1861, to become Vice President of the United States. Successor elected January 17, 1861. <col_header> Reason for change </col_header> </cell> <cell> Lot M. Morrill (R) <col_header> Successor </col_header> </cell> <cell> January 17, 1861 <col_header> Date of successor's formal installation </col_header> </cell> </table>
Hannibal Hamlin (R) served until January 17, 1861 and Lot M. Morrill (R) succeeded him from January 17, 1861.