| Election Name: | 1978 Oklahoma gubernatorial election |
| Country: | Oklahoma |
| Flag Image: | Flag of Oklahoma (1941–1988).svg |
| Type: | By-election |
| Ongoing: | no |
| Previous Election: | 1974 Oklahoma gubernatorial election |
| Previous Year: | 1974 |
| Next Election: | 1982 Oklahoma gubernatorial election |
| Next Year: | 1982 |
| Election Date: | November 7, 1978 |
| Nominee1: | George Nigh |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 402,240 |
| Percentage1: | 51.7% |
| Nominee2: | Ron Shotts |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 367,055 |
| Percentage2: | 47.2% |
| Governor | |
| Before Election: | David Boren |
| Before Party: | Democratic Party (United States) |
| After Election: | George Nigh |
| After Party: | Democratic Party (United States) |
The 1978 Oklahoma gubernatorial election was held on November 7, 1978, to elect the next Governor of Oklahoma. Incumbent Democratic Governor David Boren chose not to run for re-election to a second term in office. Instead, Boren decided to run for the United States Senate. Former governor, and sitting lieutenant governor George Nigh was elected, defeating Republican nominee Ron Shotts.
The primary elections took place on August 22, 1978.
The Runoff election took place on September 19, 1978.
The primary elections took place on August 22, 1978.