Alzenau (disambiguation)
Alzenau stands for:
- in Germany
- Alzenau , town in the Lower Franconian district of Aschaffenburg
- Alzenau Castle , castle on a rock in the center of Alzenau
- Alzenau court , administrative unit in Kurmainz
- Freigericht Alzenau , former territory of the Holy Roman Empire
- Alzenau district in Lower Franconia , former district in the Bavarian administrative district of Lower Franconia
- in Slovakia
- Olcnava (German: Alzenau ), municipality in the Okres Spišská Nová Ves
- in Poland
- Olszanka (Powiat Brzeski) (German: Alzenau ), village and municipal seat in the powiat Brzeski of the Opole Voivodeship (Oppeln)
- Hałcnów (German: Alzenau ), district of Bielsko-Biała in the Silesian Voivodeship