Thomas O'Connor
Thomas O'Connor may refer to:
- Thomas O'Connor (bishop), bishop of Achonry, County Sligo, Ireland
- Thomas O'Connor (writer), Irishman who emigrated to New York where he was a journalist
- Thomas O'Connor (Wisconsin politician), American politician and farmer
- Thomas O'Connor (rancher), Texas cattle rancher and landowner originally from County Wexford, Ireland
- T. P. O'Connor, Irish nationalist, journalist, and politician
- Thomas V. O'Connor, Canadian-born American labor union leader
- Tommy O'Connor (criminal), escaped Chicago convict
- Thomas Martin O'Connor, city attorney of San Francisco
- Thomas Burton O'Connor,, American journalist
- Tom O'Connor (Gaelic footballer), Irish Gaelic footballer
- Thomas H. O'Connor, Boston historian
- Thomas J. O'Connor, mayor of Springfield, Massachusetts
- Thomas C. O'Connor, mayor of Norwalk, Connecticut, 1982–1983
- Tommy O'Connor, Irish footballer
- Tom O'Connor (comedian), English comedian
- Santa Claus (politician), American politician, North Pole, Alaska
- Tom O'Connor (American football), American football punter
- Tom O'Connor (priest), Irish local historian
- Thomas O'Connor (footballer), Irish footballer