John Hegarty

John Hegarty may refer to:


 * John Hegarty (academic), Provost of Trinity College
 * John Hegarty (Gaelic footballer), player for Wexford
 * John Hegarty (rugby union) (1925–2016), Scottish rugby union footballer
 * John Hegarty (politician) (born 1947), Australian politician
 * John Hegarty (advertising executive) (born 1944)
 * Jack Hegarty (1888–1974), American football player