| Year: | 2009 |
| Team: | Stephen F. Austin Lumberjacks |
| Sport: | football |
| Conference: | Southland Conference |
| Short Conf: | Southland |
| Tsnrank: | 10 |
| Fcscoachrank: | 9 |
| Record: | 10–3 |
| Conf Record: | 6–1 |
| Head Coach: | J. C. Harper |
| Hc Year: | 2nd |
| Off Coach: | Shannon Dawson |
| Oc Year: | 3rd |
| Def Coach: | David Gibbs |
| Dc Year: | 2nd |
| Champion: | Southland champion |
| Bowl: | NCAA Division I Quarterfinal |
| Bowl Result: | L 0–51 vs. Montana |
The 2009 Stephen F. Austin Lumberjacks football team represented Stephen F. Austin State University in the 2009 NCAA Division I FCS football season. The team was led by third-year head coach J. C. Harper and played its home games at Homer Bryce Stadium. It finished the regular season with a 10 - 3 record overall and a 6 - 1 record in the Southland Conference, making the team conference champions. The team qualified for the playoffs, in which it was eliminated in the quarterfinals by Montana.[1]