| Overbeeke, Adri | Adri Overbeeke | Actor | 1991 - 1992 | 84 | |
| Overå, Astrid | Astrid Overå | Actor | 2009 | 1 | |
| Ovenstrøm, Halvor | Halvor Ovenstrøm | Musician | 2013 | 1 | |
| Ové, Indra | Indra Ové | Actor | 2003 | 4 | |
| Ovčinnikova, O. | O. Ovčinnikova | Actor | 1999 - 2000 | 2 | |
| Ovčinnikov, Jurij | Jurij Ovčinnikov | Actor | 2007 | 1 | |
| Ovaska, Sulo | Sulo Ovaska | Actor, Designer | 1956 | 2 | |
| Ovanez Doroşenco, Anca | Anca Ovanez Doroşenco | Director | 1968 | 1 | |
| Ovanessian, Arby | Arby Ovanessian | Costume Designer, Designer, Director | 1970 | 3 | 1 |
| Ovanesjan, Emilija | Emilija Ovanesjan | Actor | 1993 | 1 | |
| ova, Kry | Kry ova | | | | |
| ov!, Luk! | Luk! ov! | | | | |
| Ouzeau, Bruno | Bruno Ouzeau | Actor | 2020 - 2023 | 2 | |
| Ouyoung, Juliet | Juliet Ouyoung | Costume Designer | 1993 | 1 | |
| Ouwehand, Roos | Roos Ouwehand | Actor | 1992 | 1 | |
| Ouvrier, M. | M. Ouvrier | Actor | 1896 | 1 | |
| Outram, Leonard | Leonard Outram | Actor, Director | 1891 - 1897 | 7 | 1 |
| Outram, J., F. | J. F. Outram | Actor | 1913 | 1 | |
| Outler, Walter | Walter Outler | Actor | 1928 | 2 | |
| Outin, Régis | Régis Outin | Actor | 1928 - 1978 | 4 | 1 |
| Outhwaite, Walter | Walter Outhwaite | Actor | 1944 | 1 | |
| Ousey, Timmy | Timmy Ousey | Actor | 1971 | 1 | |
| Ousdal, Sverre Anker | Sverre Anker Ousdal | Actor | 1983 - 2020 | 40 | 1 |
| Ousdal, Mads | Mads Ousdal | Actor | 1993 - 2020 | 21 | 4 |
| Ousdal, Bodil | Bodil Ousdal | Choreographer | 1985 - 1991 | 6 | |
| Oury, Gérard | Gérard Oury | Actor | 1954 | 1 | |
| Ourth, Georges | Georges Ourth | Actor, Director | 1978 - 1984 | 2 | |
| Ouředník, František | František Ouředník | Actor | 1920 | 1 | |
| Oura, Mizuki | Mizuki Oura | Actor | 2006 | 3 | |
| ouloupaki, Niki | Niki ouloupaki | Actor | 2002 | 1 | |
| Oulianine, Nina | Nina Oulianine | Dancer | 1937 | 1 | |
| Ouisem, Abdellaoui | Abdellaoui Ouisem | Actor | 2022 | 1 | |
| Oug, Linda | Linda Oug | Actor | 1980 | 1 | |
| Ouellette, Michael | Michael Ouellette | Actor | 2003 | 1 | |
| Ouellette, Joe | Joe Ouellette | Actor | 2004 | 1 | |
| Ouellette, Jean-Sébastien | Jean-Sébastien Ouellette | Actor | 2009 - 2022 | 3 | 1 |
| Ouedraogo, Marceline | Marceline Ouedraogo | Actor | 1992 | 1 | |
| Ouedraogo, Léontine | Léontine Ouedraogo | Actor | 2002 | 2 | |
| Ouedraogo, Issa | Issa Ouedraogo | Actor | 2002 | 2 | |
| Ouedraogo, Gérard | Gérard Ouedraogo | Actor | 2002 | 2 | |
| Oudrey, Pierre | Pierre Oudrey | Actor | 1973 | 1 | |
| Oudinotis, Alekos | Alekos Oudinotis | Actor | 1975 - 1985 | 5 | |
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