1946 United States Senate election in Delaware

The 1946 United States Senate election in Delaware took place on November 5, 1946. Incumbent Democratic U.S. Senator James M. Tunnell ran for re-election to a second term in office, but was defeated in a landslide by Republican John J. Williams, a businessman and member of the Millsboro Town Council.

Candidates

 * James M. Tunnell, incumbent Senator since 1941 (Democratic)
 * John J. Williams, member of the Millsboro Town Council (Republican)