| Year: | 1973 |
| Team: | Southwest Texas State Bobcats |
| Sport: | football |
| Conference: | Lone Star Conference |
| Short Conf: | LSC |
| Record: | 4–6 |
| Conf Record: | 3–6 |
| Head Coach: | Bill Miller |
| Hc Year: | 9th |
| Stadium: | Evans Field |
The 1973 Southwest Texas State Bobcats football team was an American football team that represented Southwest Texas State University (now known as Texas State University) during the 1973 NAIA football season as a member of the Lone Star Conference (LSC). In their ninth year under head coach Bill Miller, the team compiled an overall record of 4–6, with a mark of 3–6 in conference play.