John Mooney
John Mooney may refer to:
- John Mooney , American activist, Vice-President of Transport Workers Union in New York City
- John Mooney , American basketball player
- John Mooney , Irish cricketer
- John Mooney , Scottish historian, founder of the Orkney Antiquarian Society
- John Mooney , American blues guitarist based in New Orleans, Louisiana
- John Mooney , American sprint canoer
- John J. Mooney, American chemical engineer who was co-inventor of the three-way catalytic converter
- John J. Mooney , Canadian horse racing executive
- Sir John Mooney , Irish politician, Member of Parliament for South County Dublin 1900–1906, and Newry 1906–1918
- Johnny Mooney , Scottish footballer
- Johnny Mooney, Irish Gaelic footballer
- Jackie Mooney, Irish soccer player
- J. D. Mooney, American jockey and trainer
- Canadian politician
- John David Mooney, Chicago-based artist
- John J. Mooney,