Schwarzenau
German
Proper noun
Schwarzenau m or f (proper noun, surname, masculine genitive Schwarzenaus or (with an article) Schwarzenau, feminine genitive Schwarzenau, plural Schwarzenaus)
- a surname
Proper noun
Schwarzenau n (proper noun, genitive Schwarzenaus or (optionally with an article) Schwarzenau)
- A municipality of Lower Austria, Austria
- (historical) Czerniejewo (a town and municipality of Gniezno County, Greater Poland Voivodeship, Poland)