San Cassiano (disambiguation)

San Cassiano  is a town and comune in the Italian province of Lecce and region of Apulia in south-east Italy.

San Cassiano may also refer to:


 * San Cassiano, Venice, Roman Catholic church in Venice, Italy
 * San Cassiano Altarpiece, painting by Antonello da Messina
 * San Cassiano Formation, geologic formation located on the Southern Alps
 * Teatro San Cassiano, first public opera theatre in Venice, Italy