The 1940 United States Senate election in Ohio took place on November 5, 1940. Incumbent Democratic Senator Vic Donahey did not run for re-election to a second term. In the open race to succeed him, Republican Mayor of Cleveland Harold Hitz Burton defeated Democratic U.S. Representative John McSweeney.

Democratic primary Candidates Herbert S. Bigelow, former U.S. Representative from Cincinnati (1937–39) John McSweeney, former U.S. Representative from Wooster (1923–29, 1937–39)

Results

Republican primary Candidates Harold Hitz Burton, Mayor of Cleveland Charles E. Wharton Dudley A. White, U.S. Representative from New London

Results

General election Results

See also 1940 United States Senate elections

References