| Year: | 2011 |
| Team: | Harvard Crimson |
| Sport: | football |
| Conference: | Ivy League |
| Short Conf: | Ivy |
| Tsnrank: | 16 |
| Fcscoachrank: | 14 |
| Record: | 9–1 |
| Conf Record: | 7–0 |
| Head Coach: | Tim Murphy |
| Hc Year: | 18th |
| Off Coach: | Joel Lamb |
| Oc Year: | 6th |
| Off Scheme: | Spread |
| Def Coach: | Scott Larkee |
| Dc Year: | 3rd |
| Def Scheme: | 4–3 |
| Stadium: | Harvard Stadium |
| Champion: | Ivy League champion |
The 2011 Harvard Crimson football team represented Harvard University in the 2011 NCAA Division I FCS football season. The Crimson were led by 18th-year head coach Tim Murphy and played their home games at Harvard Stadium. They were a member of the Ivy League. They finished the season 9–1 overall and 7–0 in Ivy League play to claim the conference championship. Harvard averaged 12,707 fans per game.