| Year: | 2003 |
| Team: | Oregon State Beavers |
| Conference: | Pacific-10 Conference |
| Short Conf: | Pac-10 |
| Record: | 8–5 |
| Conf Record: | 4–4 |
| Hc Year: | 3rd |
| Oc Year: | 3rd |
| Dc Year: | 1st |
| Stadium: | Reser Stadium (Capacity: 35,362) |
| Champion: | Las Vegas Bowl champion |
| Bowl Result: | W 55–14 vs. New Mexico |
The 2003 Oregon State Beavers football team represented Oregon State University in the 2003 NCAA Division I-A football season. The Beavers offense scored 433 points while the defense allowed 301 points. Led by head coach Mike Riley, who returned to Oregon State after coaching the team in 1997 and 1998, the Beavers won the 2003 Las Vegas Bowl.
| Player | Position | Round | Pick | NFL club |
| Tight end | 4 | 109 | Buffalo Bills | |