| Year: | 1966 |
| Team: | Montana Grizzlies |
| Sport: | football |
| Conference: | Big Sky Conference |
| Short Conf: | Big Sky |
| Record: | 1–8 |
| Conf Record: | 0–4 |
| Head Coach: | Hugh Davidson |
| Hc Year: | 3rd |
| Stadium: | Dornblaser Field |
The 1966 Montana Grizzlies football team represented the University of Montana in the 1966 NCAA College Division football season as a member of the Big Sky Conference (Big Sky). The Grizzlies were led by third-year head coach Hugh Davidson, played their home games at Dornblaser Field, and finished the season with a record of one win and eight losses (1–8, 0–4 Big Sky).[1]