Diena may refer to:
Surname
edit- Family of Italian philatelists:
- Alberto Diena, (1894–1977)
- Emilio Diena (1860–1941)
- Enzo Diena (1927–2000)
- Mario Diena (1891-1971)
- Armando Diena (1914 – 1985), Italian professional football player
- Ferruccio Diena (1912 – 1996), Italian professional football player
Given name
edit- Diena Georgetti (born 1966), Australian artist
Other
edit- Diena, Mali, a town and commune in Mali
- Diena, a newspaper in Latvia
- Diena Media , Lithuanian media group