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