 |  O, Jimmy  Actor |
|
 |  O, Lisa  Actress | |
 |  O Bouchery, Charles  Actor | |
 |  O Connor, Emer  Actress | |
 |  O Fatharta, Macdara  Actor | |
 |  Ó Fátharta, Macdara  Actor | |
 |  O Healai, Donall  Actor | |
 |  O hEochagain, Hector  Actor / TV Presenter | |
 |  Ó Maonlaí, Colm  Actor | |
 |  Ó Meallaigh, Seán T.  Actor | |
 |  O Mearáin, Lochlann  Actor | |
 |  Ó Sé, Dáithí  TV Presenter | |
 |  O´gara, Sarai  Actress | |
 |  O-Town  Music Group | |
 |  O. Arthur, Benny  Actor | |
 |  O. Freelon Jr., Jeffery  Actor | |
 |  O. Ingleman, Kyle  Actor | |
 |  O.A.R.  Music Group | |
 |  O'Bannon, Rockne  Director / Producer | |
 |  O'Barr, James  Comic Book Creator | |
 |  O'Barry, Ric  Former Dolphin Trainer | |
 |  O'Beirne, Patrick  Actor | |
 |  O'Blenis, Edward  Actor | |
 |  O'Boyle, Ian  Actor | |
 |  O'Boyle, Jonathan  Actor | |
 |  O'Briain, Dara  Actor | |
 |  O'Brian, Katy  Actress | |
 |  O'Brian, Nicole  Model | |