1940 United States Senate election in Indiana

The 1940 United States Senate election in Indiana took place on November 5, 1940. Incumbent Democratic U.S. Senator Sherman Minton ran for re-election to a second term, but lost narrowly to Republican Raymond E. Willis.

Candidates

 * John H. Kingsbury (Socialist)
 * Sherman Minton, incumbent Senator since 1935 (Democratic)
 * Carl W. Thompson (Prohibition)
 * Raymond E. Willis, former State Representative from Angola and nominee for Senate in 1938 (Republican)