| O'Hearn, Susan, P. | Susan P. O'Hearn | Director | 2018 | 1 | |
| O'Donnell, Mary Katherine | Mary Katherine O'Donnell | Actor | 2018 | 1 | |
| Olson, Emerson | Emerson Olson | Musician | 2018 | 1 | |
| Osgood, Dylan | Dylan Osgood | Musician | 2018 | 1 | |
| Oates, Charlie | Charlie Oates | Director | 2018 | 1 | |
| Olson, Andrew | Andrew Olson | Actor | 2018 | 6 | |
| Ono, Toshiaki | Toshiaki Ono | Actor | 2018 | 1 | |
| Oxley, Matt | Matt Oxley | Actor | 2018 | 1 | |
| Oikonomaki, Grigoria | Grigoria Oikonomaki | Actor | 2018 | 1 | |
| O'Brady, Mary | Mary O'Brady | Director | 2018 | 1 | |
| Orchard, Mandy | Mandy Orchard | Actor | 2018 | 1 | |
| Orr, Grace | Grace Orr | Actor | 2018 | 1 | |
| Otten, Joe | Joe Otten | Adaptation | 2018 | 1 | |
| Opdyke, Ivy | Ivy Opdyke | Actor | 2018 | 1 | |
| Otto, Driscoll | Driscoll Otto | Lighting Designer | 2018 | 1 | |
| Ossa, Francisco | Francisco Ossa | Actor | 2018 | 1 | |
| Onishi, Ayaka | Ayaka Onishi | Actor | 2018 | 2 | |
| Ohtaka, Akira | Akira Ohtaka | Actor | 2018 | 2 | |
| Owens, Anne Marie | Anne Marie Owens | Actor | 2018 | 1 | |
| Oehler, Gven | Gven Oehler | Actor | 2018 | 1 | |
| Okoro, Nija | Nija Okoro | Actor | 2017 | 1 | |
| Ortmann, Lucie | Lucie Ortmann | Dramaturg | 2017 | 1 | |
| Onyejekwe, Uton | Uton Onyejekwe | Actor | 2017 | 1 | |
| O'Connor, Declan | Declan O'Connor | Actor | 2017 | 1 | |
| Olsen, Lisbeth-Anita, Grimsø | Lisbeth-Anita Grimsø Olsen | Dancer | 2017 | 1 | |
| Olson, Marlo | Marlo Olson | Actor | 2017 | 1 | |
| Otto, Matt | Matt Otto | Sound Designer | 2017 | 1 | |
| Oktav, Burcu | Burcu Oktav | Actor | 2017 | 1 | |
| Owens, Andrew | Andrew Owens | Actor | 2017 | 1 | |
| Olson, Niclas | Niclas Olson | Actor, Adaptation, Director | 2017 | 3 | |
| O'Horn, Nigel | Nigel O'Horn | Adaptation | 2017 | 1 | |
| Okazaki, Satsuki | Satsuki Okazaki | Actor | 2017 | 4 | |
| Oppenheim, Antoine | Antoine Oppenheim | Director | 2017 | 1 | |
| O'Brien, Keith | Keith O'Brien | Musical Director | 2016 - 2019 | 2 | |
| Okito, Takashi | Takashi Okito | Actor | 2016 - 2018 | 4 | |
| Orsini, Elena | Elena Orsini | Actor | 2016 - 2017 | 2 | |
| Omdal, Adrian | Adrian Omdal | Actor | 2016 - 2017 | 2 | |
| Oriano, Nanouche | Nanouche Oriano | Puppet Designer, Video Designer | 2016 - 2017 | 8 | |
| Ortiz, Francisco | Francisco Ortiz | Actor | 2016 | 1 | |
| Ochsenbauer, Georg | Georg Ochsenbauer | Lighting Designer, Sound Designer | 2016 | 2 | |
| Ortmann, Reinar | Reinar Ortmann | Dramaturg | 2016 | 1 | |
| Orr-Ewing, Alice | Alice Orr-Ewing | Actor | 2016 | 1 | |
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