Warnau
Warnau stands for:
- Warnau (river) , tributary of the Böhme in the Lüneburg Heath near Walsrode, Heidekreis district, Lower Saxony
- Warnau (Havelberg) , village and district of the Hanseatic city of Havelberg, Stendal district, Saxony-Anhalt
- Warnau (Holstein) , municipality in the district of Plön, Schleswig-Holstein
- German name of the river Varna in the Polish Warmian-Masurian Voivodeship
See also: