John Barnes
John Barnes is the name of the following people:
- John Barnes (monk) († 1661), English Benedictine monk
- John Barnes (diplomat) (1917–1992), British diplomat
- John Barnes (anthropologist) (1918-2010), Australian-British anthropologist
- John Barnes (Director) (1920–2000), American film producer and film director
- John Barnes (track and field athlete) (1929-2004), American track and field athlete
- John Barnes (musician) (born 1932), British jazz musician
- John Barnes (writer) (born 1957), American science fiction author
- John Barnes (soccer player) (born 1963), English soccer player
- John Henry Barnes (1927–1989), American preacher
- John Landes Barnes (1906–1976), American engineer and mathematician
- John Peter Barnes (1881–1959), American lawyer
