| Year: | 1983 |
| Team: | Appalachian State Mountaineers |
| Sport: | football |
| Conference: | Southern Conference |
| Short Conf: | SoCon |
| Record: | 6–5 |
| Conf Record: | 4–3 |
| Head Coach: | Mack Brown |
| Hc Year: | 1st |
| Stadium: | Conrad Stadium |
The 1983 Appalachian State Mountaineers football team was an American football team that represented Appalachian State University as a member of the Southern Conference (SoCon) during the 1983 NCAA Division I-AA football season. In their only year under head coach Mack Brown, the Mountaineers compiled an overall record of 6–5 with a mark of 4–5 in conference play, placing fourth in the SoCon.