John Varley

John Varley may refer to:


 * John Varley (canal engineer) (1740–1809), English canal engineer
 * John Varley (painter) (1778–1842), English painter and astrologer
 * John Varley (author) (born 1947), American science fiction author
 * John Silvester Varley (born 1956), former CEO of Barclays Bank
 * John Varley (photographer) (1934–2010), British photographer