| Year: | 1991 |
| Team: | Delaware State Hornets |
| Sport: | football |
| Conference: | Mid-Eastern Athletic Conference |
| Short Conf: | MEAC |
| Record: | 9–2 |
| Conf Record: | 5–1 |
| Head Coach: | Bill Collick |
| Hc Year: | 7th |
| Stadium: | Alumni Stadium |
| Champion: | MEAC co-champion |
The 1991 Delaware State Hornets football team represented Delaware State College (now known as Delaware State University) as a member of the Mid-Eastern Athletic Conference (MEAC) during the 1991 NCAA Division I-AA football season. Led by seventh-year head coach Bill Collick, the Hornets compiled an overall record of 9–2, with a mark of 5–1 in conference play, and finished as MEAC co-champion.