Name_SORTNameFunctionsEvent DatesEventsResources
Marcin OleśComposer2006 – 20097 
Bartłomiej Brat OleśComposer2006 – 20097 
Jacques OffenbachComposer18801 
Charles OberthürComposer18801 
Nils OstendorfComposer2008 – 201455 
Norman O'NeillComposer19131 
Thom O'ConnorComposer20131 
Stephen OliverComposer1977 – 19829 
Jakub OstaszewskiComposer19951 
György OrbánComposer19722 
Scott O’BrienComposer20011 
Leif OlsenComposer20091 
Sean O'RiadaComposer19611 
Bettina OstermeierComposer2011 – 20121 
Anders OrtmanComposer20205 
Thodoris OikonomouComposer, Musician2007 – 20202 
Cristian OroșanuConductor20121 
Stelian OlariuConductor20071 
Kathrine OgletreeCostume Designer20031 
César OlivarCostume Designer20041 
Leni OsswaldCostume Designer19552 
Juliet OuyoungCostume Designer19931 
Joan O'CleryCostume Designer2000 – 20136 
Lillian OlsenCostume Designer20007 
Cathrine Gåre OpstadCostume Designer2005 – 200790 
Paul OwenCostume Designer19721 
Brian O’KeefeCostume Designer20091 
L'ubica ObuchováCostume Designer19851 
Ulrike ObermüllerCostume Designer1991 – 20172 
Michael OlichCostume Designer19921 
Peter O’BrienCostume Designer20151 
Kikuko OgataCostume Designer1968 – 20102 
Klára OltványiCostume Designer20051 
Janel OpekaCostume Designer20031 
Marette OppenbergCostume Designer20032 
Anna OliverCostume Designer1999 – 20103 
Anna Nuka Olsen RosingCostume Designer20051 
Ninna OlesenCostume Designer20081 
Elena Ju. OrlovaCostume Designer20082 
Dana OsborneCostume Designer20111 
Oliver OlsenCostume Designer19592 
Hiram Alexander OrozcoCostume Designer20161