| Year: | 1991 |
| Team: | Southern Jaguars |
| Sport: | football |
| Conference: | Southwestern Athletic Conference |
| Short Conf: | SWAC |
| Record: | 4–7 |
| Conf Record: | 4–3 |
| Head Coach: | Gerald Kimble |
| Hc Year: | 3rd |
| Def Coach: | Sherman Simmons |
| Dc Year: | 3rd |
| Stadium: | A. W. Mumford Stadium |
The 1991 Southern Jaguars football team represented Southern University as a member of the Southwestern Athletic Conference (SWAC) during the 1991 NCAA Division I-AA football season. Led by third-year head coach Gerald Kimble, the Jaguars compiled an overall record of 4–7, with a conference record of 4–3, and finished third in the SWAC.