John Mair may refer to:
John Mair (philosopher) (1467–1550, also called John Major), Scottish philosopher and historian John Mair (journalist), British journalist and academic John Mair (architect) (1876–1959), New Zealand government architect (1923–1941) John Mair (sprinter) (born 1963), Jamaican sprinter
See also John Maire (1703–1771), English Roman Catholic conveyancer John Major (disambiguation) John Mayer (disambiguation) John Meier (disambiguation)