John Sheehan
John Sheehan may refer to:
- John Sheehan (journalist), Irish writer and barrister
- John Sheehan (New Zealand politician), New Zealand politician
- John Sheehan (Australian politician), Labor member of the Parliament of Victoria
- John C. Sheehan, American chemist
- John Francis Sheehan, United States Navy sailor
- John J. Sheehan, United States Marine Corps general
- Jack Sheehan (baseball), American baseball player
- Jack Sheehan (footballer), Australian footballer
- John Sheehan (actor), American film and vaudeville actor
- John C. Sheehan, leader of Tammany Hall
- John Sheehan (Liverpool politician), Alderman and Lord Mayor of Liverpool