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1966 Iowa Gubernatorial Election

Iowa · 2 candidates · See every 1966 Governor race

Who won the 1966 Iowa Gubernatorial Election?

Harold Hughes won the 1966 Iowa Gubernatorial Election. Harold Hughes received 494,259 popular votes (55.34%). The main challenger was William G. Murray (44.17%).

See the full head-to-head between Hughes and Murray

Hughes +11.2 pts · won by 99,741 votes
Harold HughesDemocraticWINNER55.34%
494,259 votes
William G. MurrayRepublican44.17%
394,518 votes
Popular-vote totals for governor elections are compiled from official state results (via Wikipedia); Louisiana shows the decisive round of its jungle primary.

Data last verified July 28, 2026.