Seán O'Connor
Sean O'Connor may refer to:
- Seán O'Connor (businessman), Irish businessman and political activist
- Sean O'Connor (comedian), American comedian and writer
- Sean O'Connor (footballer), former English footballer mainly with Queen of the South
- Sean O'Connor (ice hockey), Canadian professional ice hockey player
- Seán O'Connor (Irish footballer), former Irish footballer
- Seán O'Connor (hurler), Irish hurler
- Sean O'Connor (producer), British producer, writer and director
- Seán O'Connor (rugby union), Irish rugby union player
- Seán O'Connor (sports administrator), Irish hurler and Gaelic games referee and administrator
- Seán O'Connor (wrestler), Irish Olympic wrestler