John Gallagher
John Gallagher is the name of the following people:
- John Gallagher (Bishop) (1846–1923), Australian bishop
- John Gallagher (track and field athlete) (1890– ??), American marathon runner
- John Gallagher (ice hockey player) (1909–1981), American ice hockey player
- John Gallagher (snooker player) , Irish snooker player
- John Gallagher Jr. (* 1984), American actor and musician
- John Anthony Gallagher (born 1964), New Zealand rugby player
- John Patrick Gallagher (1916–1998), Canadian geologist and entrepreneur
See also:
- Jon Gallagher (born 1996), Irish football player
