Champ may refer to:
- an abbreviation for champion, a winner of a competition
- Champ Car, class and specification of cars used in American Championship Car Racing
- Champ Car World Series, international open-wheel championship
- Champ Bailey (born 1978), American football player (NFL)
- Fender Champ, a guitar amplifier
- Aeronca Champion, a light aircraft commonly called Champ
- Avid Champion, an ultralight aircraft
- Austin Champ, a Jeep-like vehicle
- The Champ, a 1931 film about a boxer
- The Champ (1979 film), a remake of the 1931 film
- Champ (film), a 2011 South Korean film
- Champ the Dog, The Postal Dude's pet from Postal series
- "The Champ", a song by Ghostface Killah on the album FishScale
- Champ (album), a 2010 album by the band Tokyo Police Club
- Champ (comics), a comic strip featured in the British Comic Whizzer and Chips
- Champ (comic), A British comic published by DC Thomson from 1984 - 5
- CHAMP, a German satellite launched July 15, 2000
- Counter-electronics High Power Microwave Advanced Missile Project, a directed energy weapon demonstrator by AFRL
- William Champ (1808–1892), soldier and politician who became the first Premier of Tasmania
- Champ (food), an Irish dish of mashed potatoes and scallions (spring onions)
- Champ premium hamburger, a type of burger at Jollibee restaurants
- Champ (cryptozoology), a reputed lake monster living in Lake Champlain
- Vermont Lake Monsters logo, a single-A minor league baseball team in Burlington, Vermont, USA
- Champ (cartoon character), an animated dog introduced by Walter Lantz Studios in 1960
- Champ (mascot), the name of the costumed bulldog mascot for Louisiana Tech University
- Champ, Missouri