| Year: | 1991 |
| Team: | Dartmouth Big Green |
| Sport: | football |
| Conference: | Ivy League |
| Short Conf: | Ivy |
| Record: | 7–2–1 |
| Conf Record: | 6–0–1 |
| Head Coach: | Buddy Teevens |
| Hc Year: | 5th |
| Def Coach: | John Lyons |
| Dc Year: | 4th |
| Stadium: | Memorial Field |
| Champion: | Ivy League champion |
The 1991 Dartmouth Big Green football team represented Dartmouth College in the 1991 NCAA Division I-AA football season.