| Type: | Stadtteil |
| Langenprozelten | |
| Town: | Gemünden am Main |
| Coordinates: | 50.0497°N 9.7056°W |
| State: | Bayern |
| Region: | Unterfranken |
| District: | Main-Spessart |
| Elevation: | 160 |
| Population: | 2030 |
| Stand: | 2012-12-31 |
| Postal Code: | 97737 |
| Area Code: | 09351 |
| Licence: | MSP |
Langenprozelten is an outlying centre (Stadtteil) of Gemünden am Main in the Main-Spessart district, in Bavaria, Germany. It lies on the river Main, 40 km northwest of Würzburg.