John Gardiner

John Gardiner may refer to:


 * John Gardiner, Baron Gardiner of Kimble (born 1956), British peer
 * John Sylvester John Gardiner (1765–1830), Rector of Trinity Church, Boston, Massachusetts
 * John Gardiner (Australia) (1798–1878), banker and grazier
 * John Gardiner (basketball) (1943–2014), Australian Olympic basketball player
 * John Gardiner (businessman) (1936–2023), British businessman
 * John Gardiner (footballer, born 1911) (1911–1965), Scottish footballer, played for Great Britain in 1936 Olympics
 * John Gardiner (footballer, born 1958), Scottish footballer
 * John Gardiner (hurler) (born 1983), hurler with Cork GAA
 * Sir John Eliot Gardiner (born 1943), British conductor
 * John Reynolds Gardiner (1944–2006), American children's author
 * John Gardiner (Montreal politician), former politician in Montreal, Quebec, Canada
 * John Stanley Gardiner (1872–1946), British zoologist
 * John Gardiner (died 1586) (1525–1586), MP for Penryn and Dorchester
 * John Gardiner (cricketer) (1810–?), English cricketer
 * John Rolfe Gardiner (born 1936), American author
 * John Gardiner (painter), see Charles Tupper
 * Harry Gardiner (politician) (John Henry Gardiner, 1907–1974), Australian politician