Hirnsdorf (Hirnsdorf)
- former municipality in Austria
- Country:
- Postal Code: 8221
- Local Dialing Code: 03113
- Licence Plate Code: WZ
- Coordinates: 47° 11' 35" N, 15° 49' 42" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 358 м m
- Area: 4.53 sq km
- Population: 677
- Wikipedia en: wiki(en)
- Wikipedia: wiki(de)
- Wikidata storage: Wikidata: Q696319
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03gwlz5]
- GeoNames ID: Alt: [7873562]
- archINFORM location ID: [10273]
- Austrian municipality key: [61718]
- Digital Atlas of the Roman Empire ID: [42707]