| Year: | 2021 |
| Team: | Merrimack Warriors |
| Sport: | football |
| Conference: | Northeast Conference |
| Short Conf: | NEC |
| Record: | 5–6 |
| Conf Record: | 2–5 |
| Head Coach: | Dan Curran |
| Hc Year: | 9th |
| Def Coach: | Mike Gennetti |
| Dc Year: | 17th |
| Stadium: | Duane Stadium |
The 2021 Merrimack Warriors football team represented Merrimack College as a member of the Northeast Conference (NEC) in the 2021 NCAA Division I FCS football season. The Warriors, led by ninth-year head coach Dan Curran, played their home games at Duane Stadium.