<page_title> 1940 United States Senate elections </page_title> <section_title> Races leading to the 77th Congress </section_title> <table> <cell> Delaware <col_header> State </col_header> <col_header> Senator </col_header> </cell> <cell> John G. Townsend, Jr. <col_header> Incumbent </col_header> <col_header> Party </col_header> </cell> <cell> Republican <col_header> Incumbent </col_header> <col_header> Electoral history </col_header> </cell> <cell> Incumbent lost re-election. New senator elected. Democratic gain. <col_header> Results </col_header> </cell> <cell> √ James M. Tunnell (Democratic) 50.6% John G. Townsend, Jr. (Republican) 47.3% William F Allen (Liberal Democratic) 2.1% <col_header> Candidates </col_header> </cell> </table>
Democrats won one seat from a Republican in Delaware when Republican John G. Townsend, Jr. lost to Democrat James M. Tunnell.