John Fahey

John Fahey may refer to:
 * Jock Fahey (1911–1936), Australian rules footballer and coach
 * Jackie Fahey (1928–2019), Irish politician
 * John Fahey (musician) (1939–2001), American guitarist and composer
 * John Fahey (equestrian) (born 1943), Australian Olympic equestrian
 * John Fahey (politician) (1945–2020), Australian politician and president of the World Anti-Doping Agency
 * John M. Fahey Jr. (fl. 1990s–2010s), CEO and president of the National Geographic Society