| Year: | 1991 |
| Team: | Sam Houston State Bearkats |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Record: | 8–3–1 |
| Conf Record: | 5–2 |
| Head Coach: | Ron Randleman |
| Hc Year: | 10th |
| Def Coach: | Mike Lucas |
| Dc Year: | 2nd |
| Stadium: | Bowers Stadium |
| Champion: | Southland co-champion |
| Bowl: | NCAA Division I-AA First Round |
| Bowl Result: | L 19–20 vs. Middle Tennessee |
The 1991 Sam Houston State Bearkats football team represented Sam Houston State University as a member of the Southland Conference during the 1991 NCAA Division I-AA football season. Led by tenth-year head coach Ron Randleman, the Bearkats compiled an overall record of 8–3–1 with a mark of 5–2 in conference play, and finished tied for first in the Southland.