The 1984 United States Senate election in Kentucky was held on November 5, 1984. Incumbent Democratic U.S. Senator Walter Dee Huddleston ran for reelection to a third term, but was defeated by Republican Mitch McConnell by less than 0.5%. In spite of President Ronald Reagan's landslide reelection victory, this was the only Senate seat picked up by Republicans in 1984. Democratic primary Candidates Walter Dee Huddleston, incumbent U.S. Senator Results Huddleston was unopposed in the Democratic Party's primary. Governor John Y. Brown Jr. filed to run in March 1984, but withdrew for health reasons a few weeks later. Republican primary Candidates Mitch McConnell, Jefferson County Executive Roger Harker Tommy Klein, perennial candidate Thurman Jerome Hamlin, perennial candidate Results General election Candidates Walter Dee Huddleston (D), incumbent U.S. Senator Mitch McConnell (R), Jefferson County Executive Dave Welters (SW) Results See also 1984 United States Senate elections References 1984 Kentucky elections Kentucky 1984