| Election Name: | 1906 Maine gubernatorial election |
| Country: | Maine |
| Flag Image: | Flag of Maine (1901–1909).svg |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1904 Maine gubernatorial election |
| Previous Year: | 1904 |
| Next Election: | 1908 Maine gubernatorial election |
| Next Year: | 1908 |
| Election Date: | September 10, 1906 |
| Image1: | William T Cobb.jpg |
| Nominee1: | William T. Cobb |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 69,427 |
| Percentage1: | 52.01% |
| Nominee2: | Cyrus W. Davis |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 61,363 |
| Percentage2: | 45.96% |
| Map Size: | 300px |
| Governor | |
| Before Election: | William T. Cobb |
| Before Party: | Republican Party (United States) |
| After Election: | William T. Cobb |
| After Party: | Republican Party (United States) |
The 1906 Maine gubernatorial election took place on September 10, 1906.
In a rematch of the 1904 gubernatorial election, incumbent Republican Governor William T. Cobb was re-elected to a second term in office, defeating Democratic candidate Cyrus W. Davis.