John Gunn

John Gunn may refer to:


 * John Gunn (Australian politician) (1884–1959), 29th Premier of South Australia
 * John Gunn (Australian writer) (born 1925), Australian writer, sailor and aviation journalist
 * John Gunn (cricketer) (1876–1963), English cricketer
 * John Gunn (geologist) (1801–1890), English geologist
 * John Gunn (Manitoba politician) (1826–1898), politician in Manitoba, Canada
 * John Gunn (New South Wales politician) (1860–1910), Australian politician and pastoralist
 * John Gunn (Scottish writer) (c. 1765–c. 1824), Scottish cellist, writer on music, and professor
 * John Alexander Gunn (1896–1975), philosopher
 * John Currie Gunn (1916–2002), Scottish scientist
 * John Edward Gunn (1863–1924), Irish-born prelate of the Roman Catholic Church
 * John Oliver Gunn Jr. (1939–2010), American race car driver
 * John R. Gunn (1877–1956), American clergyman
 * J. A. W. Gunn (1937-2023), Canadian political philosopher
 * J. B. Gunn (1928–2008), discovered the Gunn effect and invented the Gunn diode
 * Salvatore Sincere (born 1966), wrestler who used the ring name Johnny Gunn