John Mostyn may refer to:
- John Mostyn (MP for Flintshire) (died 1644), Welsh politician
- John Mostyn (British Army officer) (1710–1779), British governor of Minorca, 1768–1778
- John Mostyn (music manager), English music manager
- John Harold Mostyn (1887–1956), Lord Mayor of Sydney and rugby league administrator
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: