This article is about the Class III regular election to the United States Senate for the open term beginning in 1957. For the simultaneous special Class II election to complete Alben Barkley's unexpired term, see 1956 United States Senate special election in Kentucky.
The regular-term 1956 United States Senate election in Kentucky took place on November 6, 1956. Democratic Sen. Earle Clements was defeated for re-election by Republican U.S. Representative Thruston B. Morton.