Wiersbau
Wiersbau is a German place name:
- Wiersbau , Neidenburg district, East Prussia, since 1945: Wierzbowo (Kozłowo) , village in the powiat Nidzicki, Warmian-Masurian Voivodeship, Poland
- Wiersbau , 1938 to 1945 Lockwinnen , Sensburg district, East Prussia, since 1945: Wierzbowo (Mrągowo) , village in the powiat Mrągowski, Warmian-Masurian Voivodeship, Poland
- Wiersbau , Soldau District, East Prussia, since 1945: Wierzbowo (Iłowo-Osada) , village in the powiat Działdowski, Warmian-Masurian Voivodeship, Poland