The 1934 Idaho gubernatorial election was held on November 6. Incumbent Democrat C. Ben Ross defeated Republican nominee Frank Stephan with 54.58% of the vote.
This was the last re-election of an incumbent Idaho governor for 24 years, until 1958.
Ross opted not to run for a fourth term in 1936; he ran for the U.S. Senate against its dean, Republican William Borah, who won a sixth term.
Primary elections.
Primary elections were held on August 14, 1934.
General election.
Candidates.
Major party candidates
Other candidates
Results.
! scope="col" colspan="2" style="width: 130px"|Party
! scope="col" style="width: 17em"|Candidate
! scope="col" style="width: 5em"|Votes
! scope="col" style="width: 3.5em"|%
! scope="col" style="width: 3.5em"| ;templatestyles src="Template:Tooltip/styles.css" / ;±%
! colspan="3" style="text-align: right; margin-right: 0.5em" | Majority
! colspan="3" style="text-align: right; margin-right: 0.5em" scope=row | Turnout
! style="text-align:right;" | Swing
References.
 ;templatestyles src="Reflist/styles.css" / ;