John Carter may refer to:
Business
John Carter (businessman) (born 1961/62), British businessman, CEO of Travis Perkins
John Carter (insurance executive) (born 1937), chairman of Commercial Union (1994–1998)
John W. Carter (died 1895), partner in Carter's Ink Company in Massachusetts
Arts and entertainment
John Carter (actor) (1927–2015), American actor and director
Carter (artist) (John Carter, born 1970), American artist and film director
John Carter (writer) (1905–1975), English author, book collector and bookseller
John Carter (film editor) (1922–2018), American film editor
John Carter (mouth artist) (1815–1850), disabled English artist
John Carter (sound engineer) (1907–1982), American film audio engineer
John Charles Carter, birth name of actor Charlton Heston
Media
John Carter (film), a 2012 film about the Burroughs character on Mars
Princess of Mars, a 2009 direct-to-DVD film retitled in 2012 to John Carter of Mars
John Carter, Warlord of Mars, a Marvel Comics series created in 1977
John Carter, Warlord of Mars (role-playing game), 1978
John Carter: Warlord of Mars, board game
Music
John Carter (1832–1916), English organist and composer, brother of William Carter
John Carter (jazz musician) (1929–1991), American jazz musician
John Carter (English musician) (born 1942), English singer-songwriter
John S. Carter (1945–2011), American music executive, producer, and songwriter, often known simply as Carter
Johnny Carter (singer) (1934–2009), American singer and member of the Dells and the Flamingos
Fictional characters
John Carter of Mars, a character from the classic science fiction series of novels by Edgar Rice Burroughs
John Carter (ER), a character from the television series ER played by Noah Wyle
John Carter (Little House)
Johnny Carter (EastEnders), a character from the television series EastEnders
Military
John Carter (Royal Navy officer) (1785–1863), Irish born Royal Navy officer during the French Revolutionary and Napoleonic Wars
John C. Carter (U.S. naval officer) (1805–1870), U.S. naval officer including during the American Civil War
John C. Carter (1837–1864), Confederate general in the American Civil War
John J. Carter (1842–1917), Irish officer who fought in the American Civil War
Politics
United States
Jack Carter (politician) (John William Carter, born 1947), U.S. Senate candidate from Nevada, son of President Jimmy Carter
John Carter (South Carolina politician) (1792–1850), U.S. representative from South Carolina
John Carter (Texas politician) (born 1941), U.S. representative from Texas
John A. Carter (Virginia politician) (1808–1895), represented Loudoun County in both houses of the Virginia General Assembly and 2 conventions
John R. Carter (diplomat) (1864–1944), U.S. diplomat and banker
John Prentiss Carter (1840–1925), lieutenant governor of Mississippi
John Carter Sr. (1613–1670), English merchant and politician in Virginia, founder of the Carter Family of Virginia
John Carter Jr. (died 1690), son of John Carter, Sr. and member of the Virginia House of Burgesses
John Carter (Virginia colonial secretary) (1696–1742), Virginia planter, lawyer, merchant and politician
John Carter, U.S. Air Force veteran and candidate for the U.S. House of Representatives in North Carolina in 2010
United Kingdom
John Carter (died 1408), MP for Scarborough
John Carter (died 1432), MP for Scarborough
John Carter (Roundhead) (died 1676), English Parliamentary soldier and politician
John Carter (mayor of Portsmouth) (1741–1808), English merchant and mayor
Other countries
John Chilton Lambton Carter (1816–1872), New Zealand politician
John Carter (Australian politician) (1893–1971), Australian politician
John Carter (New Zealand politician) (born 1950), New Zealand politician and mayor of the Far North District
John A. Carter (Newfoundland politician) (1933–2017), politician and farmer in Newfoundland, Canada
John Carter (ambassador) (1919–2005), Guyanese politician, lawyer and diplomat
Religion
John S. Carter (Latter Day Saints) (1792–1834), early American leader in the Latter Day Saint movement