| Type: | Ortsteil |
| Municipality: | Stadt Hirschau |
| Postal Code: | 92242 |
| Elevation: | 514 |
| State: | Bayern |
| Region: | Upper Palatinate |
| District: | Amberg-sulzbach |
| Coordinates: | 49.5133°N 11.9689°W |
Weiher is a former municipality in the today's municipality of Hirschau in the district of Amberg-Sulzbach in Bavaria, Germany.[1] On 1 April 1972, Weiher was incorporated to Hirschau.[2]