| Election Name: | 1938 Maine gubernatorial election |
| Country: | Maine |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1936 Maine gubernatorial election |
| Previous Year: | 1936 |
| Next Election: | 1940 Maine gubernatorial election |
| Next Year: | 1940 |
| Election Date: | September 12, 1938 |
| Image1: | File:Lewis O. Barrows (Maine Governor).jpg |
| Nominee1: | Lewis O. Barrows |
| Party1: | Republican Party (United States) |
| Popular Vote1: | 157,206 |
| Percentage1: | 52.89% |
| Nominee2: | Louis J. Brann |
| Party2: | Democratic Party (United States) |
| Popular Vote2: | 139,745 |
| Percentage2: | 47.01% |
| Map Size: | 300px |
| Governor | |
| Before Election: | Lewis O. Barrows |
| Before Party: | Republican Party (United States) |
| After Election: | Lewis O. Barrows |
| After Party: | Republican Party (United States) |
The 1938 Maine gubernatorial election took place on September 12, 1938. Incumbent Republican Governor Lewis O. Barrows defeated Democratic Party challenger (and former Governor) Louis J. Brann. Communist Party USA candidate Winfred V. Tabbutt received 325 votes.
Barrows' re-election coincided with a clean sweep by Maine Republicans.