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Quadrophenia may refer to:
- Quadrophenia, the album by the Who:
- "Quadrophenia", the title track from the Quadrophenia album
- Quadrophenia (film), the 1979 film based on the rock opera
- Quadrophenia (soundtrack), the soundtrack from the 1979 film
- Tommy and Quadrophenia Live, a DVD from The Who's 1989 and 1996-97 tours released in 2005
- Quadrophenia (musical), a stage musical based on the rock opera