| Year: | 1991 |
| Team: | Vanderbilt Commodores |
| Sport: | football |
| Conference: | Southeastern Conference |
| Short Conf: | SEC |
| Record: | 5–6 |
| Conf Record: | 3–4 |
| Head Coach: | Gerry DiNardo |
| Hc Year: | 1st |
| Off Coach: | Don Frease |
| Oc Year: | 1st |
| Def Coach: | Carl Reese |
| Dc Year: | 1st |
| Stadium: | Vanderbilt Stadium |
The 1991 Vanderbilt Commodores football team represented Vanderbilt University in the 1991 NCAA Division I-A football season as a member of the Southeastern Conference (SEC). The Commodores were led by head coach Gerry DiNardo in his first season and finished with a record of five wins and six losses (5–6 overall, 3–4 in the SEC).