1940 Iowa gubernatorial election
The 1940 Iowa gubernatorial election was held on November 5, 1940. Incumbent Republican George A. Wilson defeated Democratic nominee John K. Valentine with 52.72% of the vote.
Primary elections
Primary elections were held on June 3, 1940.Democratic primary
Candidates
- John K. Valentine, former Lieutenant Governor
- Edward Breen, State Senator
Republican primary
Candidates
- George A. Wilson, incumbent Governor
- H. R. Gross, Newspaper reporter
- Irving H. Knudson, former State Senator
General election
Candidates
Major party candidates- George A. Wilson, Republican
- John K. Valentine, Democratic
- M. M. Heptonstall, Prohibition
- Charles Speck, Communist