John Monaghan may refer to:
- John R. Monaghan, United States Navy officer
- John James Joseph Monaghan, American prelate of the Roman Catholic Church
- Rinty Monaghan (John Joseph Monaghan), flyweight boxer from Belfast
- Jack Monaghan (1921–2022), New Zealand amateur wrestler
- John Monaghan (businessman), New Zealand dairy executive with Fonterra
See also
Topics referred to by the same termThis disambiguation page lists articles about people with the same name.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: