Citadella is the fortification located upon the top of Gellért Hill in Budapest, Hungary.

Citadella, the Italian word for citadel (meaning a castle, fortress, or fortified center), may also refer to:

• Cittadella (Gozo), a walled city in Victoria, Gozo, Malta
• Cittadella, a medieval walled city in the province of Padua, Italy
• Cittadella of Alessandria, a star fort in Alessandria, Italy
• Cittadella Nuova, a fortress in Pisa, Italy
• Real Cittadella, a star fort in Messina, Sicily, Italy

• Baldassare Cittadella, an Italian missionary

• A.S. Cittadella, an Italian football club
• Cittadella (Bari) railway station, a railway station in Bari, Italy
• La Cittadella (1964 miniseries), an Italian miniseries

• Citadel (disambiguation)
• Citadelle (disambiguation)
• The Citadel (disambiguation)

This disambiguation page lists articles associated with the title Cittadella.
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