The 1990 United States Senate election in Colorado took place on November 6, 1990. Incumbent Republican senator William L. Armstrong did not seek re-election to another term. Republican nominee Hank Brown won the open seat, defeating Democratic nominee Josie Heath.
Democratic primary
Candidates Josie Heath, former Boulder County Commissioner Carlos F. Lucero, Pueblo attorney and candidate for U.S. Senate in 1984
General election
Candidates
Hank Brown, U.S. Representative from Greeley (Republican) Earl Dodge (Prohibition) Josie Heath, former Boulder County Commissioner (Democratic) John Heckman (Concerns of People)
See also 1990 United States Senate elections
References