Cassiano may refer to:

Given name:

• Cassiano Conzatti (1862–1951), Italian-born botanist, explorer and pteridologist, director of the Oaxaca Botanical Garden in Mexico
• Cassiano Leal (born 1971), former international freestyle swimmer from Brazil
• Cassiano Dias Moreira (born 1989), Brazilian forward
• Cassiano dal Pozzo (1588–1657), Italian scholar and patron of arts
• Cassiano Ricardo (1895–1974), Brazilian journalist, literary critic, and poet
• Cassiano Mendes da Rocha (born 1975), former Brazilian football player

Surname:

• Dick Cassiano, halfback in the National Football League
• Sérgio Cassiano (born 1967), Brazilian jazz composer, percussionist, writer, producer, and bandleader

Stage name:

• Cassiano (1943–2021), Brazilian singer-songwriter and guitarist

Places:

• 18335 San Cassiano, minor planet discovered September 19, 1987
• San Cassiano, town and commune in the Italian province of Lecce and region of Apulia in south-east Italy
• San Cassiano, Venice, 14th-century Roman Catholic church in the San Polo sestiere of the Italian city of Venice
• San Cassiano Formation, geologic formation on the Southern Alps (Northeast of Italy) in the Dolomites

• Assiano
• CASINO
• Casino
• Cassano (disambiguation)
• Cassian (disambiguation)
• Cassino
• San Cassiano (disambiguation)
• San Casciano (disambiguation)
• All pages with titles beginning with Cassiano
• All pages with titles containing Cassiano