| George O. Proctor | |
| Office: | 10thMayor of Somerville, Massachusetts |
| Term Start: | 1899 |
| Term End: | 1900 |
| Office2: | Member of the Massachusetts House of Representatives |
| Term Start2: | 1892 |
| Term End2: | 1893 |
| Birth Date: | February 23, 1847 |
| Birth Place: | Rockingham, Vermont |
| Death Place: | Somerville, Massachusetts |
| Nationality: | American |
| Spouse: | Lilian A. Clark, m. February 7, 1865 |
| Occupation: | Hay, Grain and Fuel Business |
George Olcott Proctor (February 23, 1847 – March 4, 1925) was an American politician who served in the Massachusetts House of Representatives and as the tenth Mayor, of Somerville, Massachusetts.[1]