| Oppenheim, Yoni | Yoni Oppenheim | Director, Producer | 2011 | 2 | 1 |
| Otupacca, Alessandro | Alessandro Otupacca | Actor | 2011 | 1 | |
| Orlandini, Claudio | Claudio Orlandini | Director | 2011 | 1 | |
| Orneallas, David | David Orneallas | Actor | 2011 | 1 | |
| Oliver, Michael | Michael Oliver | Actor | 2011 | 1 | 1 |
| Odendahl-James, Jules | Jules Odendahl-James | Dramaturg | 2011 | 1 | |
| Ofori-Attah, Rhoda | Rhoda Ofori-Attah | Actor | 2011 | 1 | |
| O'Grady, Chris | Chris O'Grady | Actor | 2011 | 1 | |
| O'Grady, Sorcha | Sorcha O'Grady | Actor | 2011 | 1 | |
| O'Neill, Chris | Chris O'Neill | Designer, Lighting Designer | 2011 | 2 | |
| O'Leary, Bridget Kathleen | Bridget Kathleen O'Leary | Director | 2011 | 1 | |
| Orban, Peter | Peter Orban | Lighting Designer | 2011 | 8 | |
| Olstad, Jon Ole | Jon Ole Olstad | Dancer | 2011 | 1 | |
| Obolensky, Chloé | Chloé Obolensky | Designer | 2011 | 1 | 1 |
| Ondrášek, Peter | Peter Ondrášek | Actor | 2011 | 1 | |
| Olroth-Hackenbroch, Gisela | Gisela Olroth-Hackenbroch | Designer, Director | 2011 | 2 | |
| Ojrzyńska, Marta | Marta Ojrzyńska | Actor | 2011 | 1 | |
| Ogrodnik, Dawid | Dawid Ogrodnik | Actor | 2011 | 1 | |
| O'Neill, Noreen | Noreen O'Neill | Actor | 2011 | 1 | 1 |
| O'Keefe, Nina | Nina O'Keefe | Actor | 2011 | 1 | |
| Osburn, Nathan | Nathan Osburn | Actor | 2011 | 2 | |
| Odanović, Olga | Olga Odanović | Actor | 2011 | 1 | |
| Omundi, Geoffrey | Geoffrey Omundi | Actor | 2011 | 1 | |
| Ongota, Beverley | Beverley Ongota | Actor | 2011 | 1 | 1 |
| Opilik, Klaus | Klaus Opilik | Director | 2011 | 1 | |
| O'Reilly, Genevieve | Genevieve O'Reilly | Actor | 2011 | 1 | 2 |
| Owen, Robin | Robin Owen | Actor | 2011 | 1 | |
| Oduwole, Frances | Frances Oduwole | Actor | 2011 | 12 | |
| Oduwole, Andrew | Andrew Oduwole | Actor | 2011 | 12 | |
| Oduwole, Ayo | Ayo Oduwole | Actor | 2011 | 12 | |
| Orwig, Katie | Katie Orwig | Designer | 2011 | 1 | |
| O’Shaughnessy, Hilary | Hilary O’Shaughnessy | Actor | 2011 | 2 | |
| O’Connell, Will | Will O’Connell | Actor | 2011 | 2 | |
| Osborne, Dana | Dana Osborne | Costume Designer | 2011 | 1 | |
| Ostermeier, Bettina | Bettina Ostermeier | Composer | 2011 | 1 | |
| Orlenco, Alexej | Alexej Orlenco | Actor | 2011 | 2 | |
| Orlov, Igorj | Igorj Orlov | Actor | 2011 | 1 | |
| Obrenović, Tanja | Tanja Obrenović | Actor | 2011 | 1 | |
| Olćan, Olga | Olga Olćan | Actor | 2011 | 2 | |
| O’Hearn, Nigel | Nigel O’Hearn | Adaptation | 2011 - 2016 | 4 | |
| Olsen, Kim | Kim Olsen | Actor | 2011 - 2019 | 2 | |
| Oborotov, Yuri | Yuri Oborotov | Actor | 2012 | 2 | |
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