 |  O, Jimmy  Actor |
|
 |  O, Lisa  Actress | |
 |  O Bouchery, Charles  Actor | |
 |  O Brien, April  Model | |
 |  O Connor, Emer  Actress | |
 |  O Fatharta, Macdara  Actor | |
 |  O Healai, Donall  Actor | |
 |  O hEochagain, Hector  Actor / TV Presenter | |
 |  O Mearáin, Lochlann  Actor | |
 |  O'Neill, Aidan  Actress | |
 |  O'Shea, Eoin  Actor | |
 |  O'brien, Candace  Actress | |
 |  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, Jonathan  Actor | |
 |  O'Briain, Dara  Actor | |
 |  O'Brian, Nicole  Model | |
 |  O'Brian, Patrick  Actor | |
 |  O'Brien, Adam  Actor | |
 |  O'Brien, Alana  Actress | |
 |  O'Brien, Aliyah  Actress | |
 |  O'Brien, Austin  Actor | |
 |  O'Brien, Billy  Director / Writer | |
 |  O'Brien, Brenna  Actress | |
 |  O'Brien, Brett  Actress | |