title: Donau
text: # 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
  