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