A chameleon is an Old World lizard belonging to the family Chamaeleonidae.
Chameleon (or variants such as chamaeleon and cameleon) may also refer to:
Books
- Chameleon (Marvel Comics), a fictional Marvel Comics supervillain
- Chameleon (manga), a 1990 Japanese manga series
- Chameleon (novel), a financial thriller novel by Richard Hains
- Reep Daggle or Chameleon, a fictional DC Comics superhero
- Chameleon, a character from the 1977 Piers Anthony novel A Spell for Chameleon
- "The Chameleon" (short story), an 1884 short story by Anton Chekhov
Computing
- Cameleon (programming language)
- Cameleon (software), integrated development environment for the Objective Caml programming language
- Chameleon, a suite of TCP/IP client applications from NetManage
- Chameleon (computing), a computer workstation
- Chameleon (GIS), a web mapping application development kit
- Chameleon botnet
Films and television
- Cameleon (film), a 1997 British film
- Chameleon (1995 film), American film
- Chameleon (1998 film), American TV film
- Chameleon (2008 film), Hungarian film
- Chameleon (2008 Japanese film)
- Chameleon (2016 film), Chilean film
- The Chameleon (1920 film), a silent comedy film
- The Chameleon (2010 film), film directed by Jean-Paul Salomé
- The Chameleon, a 1989 adult film by John Leslie
- Chameleon (Battlestar Galactica), a character from Battlestar Galactica
- "Chameleon" (The Twilight Zone), a 1985 episode of The New Twilight Zone
- "Chameleon" (Xiaolin Showdown), an episode of Xiaolin Showdown
- "The Chameleon" (The Outer Limits), an episode of The Outer Limits
- Chameleons (TV movie), a science fiction television program
- The Chameleon, a character from T.U.F.F. Puppy
- The Chameleon, a Kaiju clone character from Godzilla: The Series
- The Chameleons, characters in the Doctor Who serial The Faceless Ones
Games
- Chameleon (2005 video game), a stealth-action video game
- Chameleon (Dungeons & Dragons), a prestige class in Dungeons & Dragons
- Chameleon (G.I. Joe), a fictional in the G.I. Joe universe
- Chameleon (Mortal Kombat), a character in the Mortal Kombat video game series
- Chameleon: To Dye For!, a 2008 video game by Starfish SD
- Chameleon (video game console), a cancelled game console
Music
- The Chameleon Club, a music venue in Lancaster, Pennsylvania
- Chameleon (label)
Artists
- Chameleon (American band), a 1970s American band
- Chameleon (Anglo-Canadian band), a country-rock quartet formed in 1975
- Chameleon (British band), a British vocal group founded in 1989 by Nigel Hess
- Jose Chameleone (born 1979), Ugandan musician
- The Chameleons, a UK post-punk band
Albums
- Caméléon (album), a 2012 album by Shy'm
- Chameleon (EP), a 2017 EP by Grey
- Chameleon (Margaret Berger album)
- Chameleon (Maynard Ferguson album), 1974
- Chameleon (The Four Seasons album), 1972
- Chameleon (Helloween album), 1993
- Chameleon (Labelle album)
- Chameleon (Måns Zelmerlöw album)
- Chameleon, a 1980 album by Tiny Tim
Songs
- "Caméléon" (song), by Maître Gims
- "Chameleon" (Ira Losco song), 2015
- "Chameleon" (Michela Pace song), a 2019 song that represented Malta in the Eurovision Song Contest
- "Chameleon" (Pnau song), 2016
- "Chameleon" (composition), a 1973 song by Herbie Hancock from Head Hunters
- "Chameleon", a 1970 song by Creedence Clearwater Revival from Pendulum
- "Chameleon", a 1976 song by Elton John from Blue Moves
- "Chameleon", a 2015 song by Hardwell and Wiwek
Science
- Cameleon (protein), an artificial protein
- Chamaeleon, a constellation
- Chamaeleon (plant), a genus of plants
- Chameleon particle, a hypothetical elementary particle
- American chameleon or Carolina anole (Anolis carolinensis), a species of arboreal lizard
Other uses
- Chamaeleon (philosopher) (c. 350 – c. 275 BC), ancient Greek philosopher
- Operation Chameleon, an anti-reptile smuggling operation by the United States Fish and Wildlife Service
- Operation Chameleon, a rescue operation by Colombian forces of FARC hostages