| Year: | 2021 |
| Team: | Chattanooga Mocs |
| Sport: | football |
| Conference: | Southern Conference |
| Short Conf: | SoCon |
| Record: | 6–5 |
| Conf Record: | 5–3 |
| Head Coach: | Rusty Wright |
| Hc Year: | 3rd |
| Off Coach: | Joe Pizzo |
| Oc Year: | 3rd |
| Def Coach: | Lorenzo Ward |
| Dc Year: | 3rd |
| Stadium: | Finley Stadium |
The 2021 Chattanooga Mocs football team represented the University of Tennessee at Chattanooga in the 2021 NCAA Division I FCS football season as a member of the Southern Conference (SoCon). The Mocs were led by second-year head coach Rusty Wright and played their home games at Finley Stadium in Chattanooga, Tennessee.