Name_SORTNameFunctionsEvent DatesEventsResources
Vincent O'NeillActor20091 
Betty O'NiansActor19541 
Honor O'NiansDesigner1945 - 19462 
Alpho O'ReillyActor19481 
Ciarán O'ReillyDirector20081 
Genevieve O'ReillyActor201111
Imelda O'ReillyActor19901 
James O'ReillyActor19812 
John O'ReillyActor19833 
Sheila O'ReillyActor19451 
Vincent A. O'ReillyAdaptation, Director20122 
Sean O'RiadaComposer19611 
Rachel O'RiordanDirector20151 
Elle O'RorkeActor20061 
Joan O'RourkeActor, Costume Designer1945 - 19614 
Kristen O'RourkeActor20091 
Mark O'RoweAdaptation20161 
Finnuala O'ShannonActor19611 
Fiona O'ShaughnessyActor20082 
James O'SheaActor19051 
Milo O'SheaActor19611 
Ryan O'SheaActor20081 
John O'Sullivan IVActor20131 
Anne O'SullivanActor20121 
Barney O'SullivanActor1976 - 19802 
Eugenie O'SullivanDirector19491 
Mathew O'SullivanActor19691 
Matthew O'SullivanActor19841 
Pat O'SullivanLighting Designer19641 
John O'TooleActor1987 - 20002 
Mayrata O'WisiedoActor19681 
Peter O’BrienCostume Designer20151 
Brad O’BrienActor20101 
Fergus O’BrienSound Designer20069 
Scott O’BrienComposer20011 
Sara O’ConnellActor, Choreographer, Dancer20044 
Will O’ConnellActor20112 
Nigel O’HearnAdaptation2011 - 20164 
Robert O’HearnActor, Designer1949 - 19503 
Brian O’KeefeCostume Designer20091 
Michael O’NeillDirector20101 
Rachel O’RiordanDirector2019 - 20202