John Lynn

John Lynn may refer to:
 * John Lynn (VC) (1887–1915), English recipient of the Victoria Cross
 * John A. Lynn (born 1943), military historian
 * John P. Lynn, businessman
 * Johnnie Lynn (born 1956), American football player
 * John Lynn (painter), British painter of the 19th century
 * John Galloway Lynn (1803–1883), American businessman