Castello
Castello may refer to:
Places
- Municipalities of San Marino, known as Castello in Italian
- Castello, Venice, the largest of the six sestieri of Venice
- Castello, the old town center of Giudicato of Cagliari in Sardinia
- Castello, a neighbourhood in Florence
- Castello, Hong Kong, a private housing estate in Hong Kong
- A locality in the town of Monteggio in Switzerland
- Cittadella (Gozo), a citadel in Gozo, Malta
- Short name of Castellón de la Plana, a city in the Valencian Community, Spain
- Città di Castello, a town in Umbria, Italy
Other
- Roman Catholic Diocese of Castello, a former diocese based in Venice
- Castello (surname)
- Castello cheeses