| Oliver, Elinor | Elinor Oliver | Actor | 1922 | 1 | |
| Oliver, Federico | Federico Oliver | Director | 1902 - 1908 | 5 | |
| Oliver, Heather | Heather Oliver | Producer | 2005 | 2 | |
| Oliver, Julie | Julie Oliver | Actor | 2016 | 1 | |
| Oliver, Meagan J. | Meagan J. Oliver | Actor | 2020 | 1 | |
| Oliver, Michael | Michael Oliver | Actor | 2011 | 1 | 1 |
| Oliver, Norman | Norman Oliver | Actor | 1959 | 2 | |
| Oliver, Olive | Olive Oliver | Actor | 1894 - 1904 | 2 | 1 |
| Oliver, Sarah, M. | Sarah M. Oliver | Costume Designer | 2019 | 1 | |
| Oliver, Simon | Simon Oliver | Designer | 2002 | 1 | |
| Oliver, Stephen | Stephen Oliver | Actor, Composer | 1977 - 2024 | 10 | |
| Oliver, Tim | Tim Oliver | Sound Designer | 1994 - 1995 | 3 | |
| Olivere, Marc | Marc Olivere | Lighting Designer | 1992 | 1 | |
| Oliveri, Josephyne | Josephyne Oliveri | Actor | 1987 | 2 | |
| Oliverić, Andrijana | Andrijana Oliverić | Actor | 2016 | 1 | |
| Olivero, Franco | Franco Olivero | Actor | 1986 - 1987 | 3 | |
| Oliversen, Stine | Stine Oliversen | Actor | 2009 | 1 | 1 |
| Olivette, Marcia, Ossei Agyeman | Marcia Ossei Agyeman Olivette | Actor | 2006 | 1 | 4 |
| Olivetti, Alessia | Alessia Olivetti | Actor | 2008 - 2011 | 4 | |
| Olivi, Laura | Laura Olivi | Dramaturg | 2006 - 2007 | 3 | |
| Olivier, Gérard | Gérard Olivier | Actor | 2016 | 1 | |
| Olivier, Laurence | Laurence Olivier | Actor | 1944 - 1965 | 6 | 1 |
| Olivo, Oscar | Oscar Olivo | Actor | 2013 - 2022 | 2 | |
| Olland, Bill | Bill Olland | Actor | 1976 | 1 | |
| Ollén, Gunnar | Gunnar Ollén | Adaptation | 1947 - 2005 | 2 | 1 |
| Ollikainen, Anna-Maija | Anna-Maija Ollikainen | Actor | 1981 | 1 | |
| Ollila, Aune | Aune Ollila | | | | |
| Ollila, Yrjö | Yrjö Ollila | Costume Designer, Designer | 1930 | 2 | |
| Ollinger, Eduard | Eduard Ollinger | Lighting Designer | 2010 - 2012 | 5 | |
| Ollinger, Hans | Hans Ollinger | Actor | 1993 | 1 | |
| Olmar, Gustav | Gustav Olmar | Actor | 1896 | 1 | |
| Olmarker, Victoria | Victoria Olmarker | Actor | 2013 | 1 | |
| Olmedo, Christian | Christian Olmedo | Actor | 2019 - 2020 | 2 | |
| Olmedo, Darinka | Darinka Olmedo | Actor | 2024 | 1 | |
| Olmesdahl, Fritz | Fritz Olmesdahl | Actor | 1950 | 1 | |
| Olmi, Corrado | Corrado Olmi | Actor | 1977 - 1978 | 8 | |
| Olmo, Francisco | Francisco Olmo | Actor | 1982 | 3 | |
| Olmsted, Richard | Richard Olmsted | Designer, Lighting Designer | 2002 - 2003 | 3 | |
| Olney, Joseph | Joseph Olney | Actor | 1938 | 1 | |
| Olofson, Anna | Anna Olofson | Mask Maker | 2006 - 2010 | 58 | |
| Olohan, John | John Olohan | Actor | 1980 | 16 | |
| Olpin, Jay | Jay Olpin | Actor | 2010 | 1 | |
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