Sean O'Brien
About
Sean O'Brien may refer to:Seán O'Brien, Gaelic footballer with Nemo Rangers
Seán O'Brien (1926–?), Irish hurler
Seán O'Brien, Irish sportsperson
Sean O'Brien, American former ice hockey left winger
Sean O'Brien, Democratic member of the Ohio Senate
Seán O'Brien, Irish rugby union international flanker for Leinster and London Irish
Seán O'Brien, Irish rugby union flanker for Connacht
Seán O'Brien, Irish rugby union centre for Connacht
Seán O'Brien, American-born Irish rugby union flanker for Leinster
Sean O'Brien (windsurfer), Australian windsurfer
Sean O'Brien (writer), British writer
Sean O'Brien, US trade unionist
Sean O'Brien (musician), bassist and original member of Boston rock band Come
Sean C. O'Brien, co-discoverer of buckminsterfullerene