| Owen, Constance | Constance Owen | Actor | 2024 | 1 | |
| Otrębski , Grzegorz | Grzegorz Otrębski | Actor | 2022 | 1 | |
| Otterson, Jed | Jed Otterson | Actor | 2024 | 1 | |
| O’Leary, Helen | Helen O’Leary | Actor | 2018 | 1 | |
| Owen, Brett | Brett Owen | Actor | 2025 | 1 | |
| Orgler, Wolfgang | Wolfgang Orgler | Actor | 2024 | 1 | |
| Oshinari, Shugo | Shugo Oshinari (忍成修吾) | Actor | 2022 | 2 | |
| Otaka, Akira | Akira Otaka (大鷹明良) | Actor | 2022 | 2 | |
| Okolovich, Niko | Niko Okolovich | Actor | 2025 | 1 | |
| Ousachi, Maya | Maya Ousachi | Actor | 2025 | 1 | |
| Okada, Takanari | Takanari Okada (岡田隆成) | Actor | 2025 | 1 | |
| O’Bryon-Champlin, Katie | Katie O’Bryon-Champlin | Actor | 2025 | 1 | |
| Oei, Melissa | Melissa Oei | Actor | 2025 | 2 | |
| Orozco, Pablo | Pablo Orozco | Actor | 2024 | 3 | |
| Orynbaj, Ajši | Ajši Orynbaj (Айши Орынбай) | Actor | 2025 | 1 | |
| Ocampo, Sebastian | Sebastian Ocampo | Actor | 2025 | 1 | |
| Obasi, Chuk | Chuk Obasi | Actor | 2024 | 1 | |
| Omeñaca, Jaime | Jaime Omeñaca | Actor | 2025 | 1 | |
| Oxales, Johncen | Johncen Oxales | Actor | 2025 | 1 | |
| Owens, Ciarán | Ciarán Owens | Actor | 2025 | 1 | |
| Obzyna, Gertrude | Gertrude Obzyna | | | | |
| Oranjehotel, Het | Het Oranjehotel | | | | |
| ova, Kry | Kry ova | | | | |
| ov!, Luk! | Luk! ov! | | | | |
| Ovtsjinnikova, Olga | Olga Ovtsjinnikova | | | | |
| Olszówka, Edyta | Edyta Olszówka | | | | |
| Ollila, Aune | Aune Ollila | | | | |
| Obed, Aras | Aras Obed | | | | |
| Obuhov, A. | A. Obuhov | | | | |
| Ole, Antonio | Antonio Ole | | | | 1 |
| Obst, Lena | Lena Obst | | | | 5 |
| OʼRegan, Craig | Craig OʼRegan | | | | 3 |
| Oliai, Alireza | Alireza Oliai | | | | |
| Ohlson, Monica | Monica Ohlson | | | | 1 |
| Oubraham, Nicolas | Nicolas Oubraham | | | | |
| Orange, Banana | Banana Orange | | | | |
| Orange, Banana | Banana Orange | | | | |
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