Single can mean:
- A single is a song commercially released separately from an album.
- The term "being single" is a relationship term which means that a person is not married. It is also commonly used to indicate more narrowly that the person is not in an exclusive romantic relationship.
- In baseball, a single is when a batter successfully reaches first base.
- In computer science, a single is used as shorthand for single precision.
- Single is also a term used in Canadian football.
- [[Singles (video game}]]|Singles]] was a sexually explicit video game released in 2004.
- Singles was a 1992 movie directed by Cameron Crowe
- Singles a purported singles compilation album by The Smiths
- See also: List of pages that begin with single