| Hain | |
| Type: | Ortsteil |
| Municipality: | Langenwetzendorf |
| Coordinates: | 50.7078°N 12.0828°W |
| State: | Thüringen |
| District: | Greiz |
| Elevation: | 340 |
| Area: | 2.72 |
| Population: | 74 |
| Stand: | 2012-12-31 |
| Postal Code: | 07957 |
| Area Code: | 036625 |
Hain is a village and a former municipality in the district of Greiz, in Thuringia, Germany. Since 31 December 2013, it is part of the municipality Langenwetzendorf. The small village Hainsberg, also part of the municipality Langenwetzendorf, is located 1.8km (01.1miles) southeast of Hain.