The 1990 United States Senate election in Kentucky was held on November 6, 1990. Incumbent Republican U.S. Senator Mitch McConnell won re-election to a second term. Democratic primary Candidates Harvey Sloane, former Mayor of Louisville John Brock, Kentucky Superintendent of Public Education Results Republican primary Candidates Mitch McConnell, incumbent U.S. Senator Tommy Klein, perennial candidate Results General election Candidates Mitch McConnell (R), incumbent U.S. Senator Harvey Sloane (D), former Mayor of Louisville, Kentucky Results See also 1990 United States Senate elections References 1990 Kentucky elections Kentucky 1990