Haslau bei Birkfeld (Haslau bei Birkfeld)
- former municipality in Austria
- Country:
- Local Dialing Code: 03174
- Licence Plate Code: WZ
- Coordinates: 47° 21' 44" N, 15° 39' 7" E
- GPS tracks (wikiloc): [Link]
- AboveSeaLevel: 639 м m
- Area: 14.01 sq km
- Population: 438
- Wikipedia en: wiki(en)
- Wikipedia: wiki(de)
- Wikidata storage: Wikidata: Q695367
- Wikipedia Commons Category: [Link]
- Freebase ID: [/m/03gwlyh]
- GeoNames ID: Alt: [2776709]
- VIAF ID: Alt: [310604712]
- Austrian municipality key: [61717]