| Year: | 1921 |
| Team: | Kentucky Wildcats |
| Sport: | football |
| Conference: | Southern Intercollegiate Athletic Association |
| Short Conf: | SIAA |
| Record: | 4–3–1 |
| Conf Record: | 1–3–1 |
| Head Coach: | William Juneau |
| Hc Year: | 2nd |
| Captain: | Jim Server |
| Stadium: | Stoll Field |
The 1921 Kentucky Wildcats football team represented the University of Kentucky as a member of the Southern Intercollegiate Athletic Association (SIAA) during the 1921 college football season. Led by second-year head coach William Juneau, the Wildcats compiled an overall record of 4–3–1 with a mark of 1–3–1 in SIAA play.[1]