| Year: | 1921 |
| Team: | Furman Purple Hurricane |
| Sport: | football |
| Conference: | Southern Intercollegiate Athletic Association |
| Short Conf: | SIAA |
| Record: | 7–2–1 |
| Conf Record: | 3–2–1 |
| Head Coach: | Billy Laval |
| Hc Year: | 7th |
| Stadium: | Manly Field |
| Champion: | State champion |
The 1921 Furman Purple Hurricane football team represented the Furman University as a member of the Southern Intercollegiate Athletic Association (SIAA) during the 1921 college football season. Led by seventh-year head coach Billy Laval, the Purple Hurricane compiled an overall record of 7–2–1 with a mark of 3–2–1 in SIAA play.