Lineup, line up or line-up may refer to:
- a queue area of waiting people
- a police lineup, or identity parade, of suspects
- the roster of a sports team at a given time
- batting order (baseball) in baseball
- the starting position in polocrosse
- the members of a music band at a given time
- the acts performing at a concert or music festival
The Lineup, Line Up, or Line-Up may refer to:
- The Lineup (TV program), a legal and current affairs show on Fox News Channel
- Line Up (TV series), a South Korean TV show on SBS Channel
- "Line Up" (song), a 1994 single by British alternative Rock group Elastica
- Line-Up (Graham Bonnet album), 1981
- Line-up (Battlefield Band album), 2011
- Line Up, the now-defunct journal of the Institute of Broadcast Sound