PolitiFinder

1958 Idaho Gubernatorial Election

Idaho · 2 candidates · See every 1958 Governor race

Who won the 1958 Idaho Gubernatorial Election?

Robert E. Smylie won the 1958 Idaho Gubernatorial Election. Robert E. Smylie received 121,810 popular votes (50.96%). The main challenger was Alfred M. Derr (49.04%).

See the full head-to-head between Smylie and Derr

Smylie +1.9 pts · won by 4,574 votes
Robert E. SmylieRepublicanWINNER50.96%
121,810 votes
Alfred M. DerrDemocratic49.04%
117,236 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.