| Year: | 2011 |
| Team: | Northern Arizona Lumberjacks |
| Sport: | football |
| Conference: | Big Sky Conference |
| Short Conf: | Big Sky |
| Record: | 4–7 |
| Conf Record: | 3–5 |
| Head Coach: | Jerome Souers |
| Hc Year: | 14th |
| Off Coach: | Brian Lindgren |
| Oc Year: | 3rd |
| Def Coach: | Andy Thompson |
| Dc Year: | 3rd |
| Stadium: | Walkup Skydome |
The 2011 Northern Arizona Lumberjacks football team represented Northern Arizona University as a member of the Big Sky Conference during the 2011 NCAA Division I FCS football season . The Lumberjacks were led by 14th-year head coach Jerome Souers and played their home games at the Walkup Skydome. They finished the season with an overall record of 4–7 and a mark of 3–5 in conference play, tying for sixth place in Big Sky.