| Election Name: | 1966 Iowa gubernatorial election |
| Country: | Iowa |
| Flag Image: | Flag of Iowa (variant).svg |
| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 1964 Iowa gubernatorial election |
| Previous Year: | 1964 |
| Next Election: | 1968 Iowa gubernatorial election |
| Next Year: | 1968 |
| Election Date: | November 8, 1966 |
| Image1: | File:Harold Hughes, US Senator.jpg |
| Nominee1: | Harold Hughes |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 494,259 |
| Percentage1: | 55.34% |
| Nominee2: | William G. Murray |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 394,518 |
| Percentage2: | 44.17% |
| Map Size: | 240px |
| Governor | |
| Before Election: | Harold Hughes |
| Before Party: | Democratic Party (United States) |
| After Election: | Harold Hughes |
| After Party: | Democratic Party (United States) |
The 1966 Iowa gubernatorial election was held on November 8, 1966. Incumbent Democrat Harold Hughes defeated Republican nominee William G. Murray with 55.34% of the vote.
Primary elections were held on September 6, 1966.[1]
Major party candidates
Other candidates