Donau
# Donau

Donau may refer to:

* Danube (German: Donau), Europe's second-longest river
* Donau (horse) (1907–1913), American thoroughbred racehorse
* SS Donau, the name of several steamships
* German ship Donau (A516), a modern German replenishment ship
* RC Donau, an Austrian rugby club in Vienna
* Donau Arena, an arena in Regensburg, Germany
* Donau City, a part of Vienna, Austria
* Bernd Donau [de] (born 1946), German footballer
