Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Kjell Orstad | Lighting Designer | 1971 | 1 | |||
| Diane Orson | Musician | 1975 | 1 | |||
| Barbara Orson | Actor | 1968 - 1998 | 7 | |||
| Neil Orsman | Actor | 1991 | 1 | |||
| Taisto-Bertil Orsmaa | Adaptation, Director | 1983 - 1996 | 3 | 1 | ||
| Gudrun Orsky | Director | 2004 | 1 | 1 | ||
| Daisy Orska | Actor | 1911 | 1 | |||
| Alina(?) Orska | Actor | 1901 - 1903 | 2 | |||
| Umberto Orsini | Actor | 1963 - 2020 | 39 | |||
| Luca Orsini | Assistant Director | 2015 | 1 | |||
| Elena Orsini | Actor | 2016 - 2017 | 11 | |||
| Lura Orsborn | Actor | 1928 | 1 | |||
| Xenia Orrell | Actor | 1940 | 1 | |||
| Rune Orreblad | Actor | 1961 | 1 | |||
| Terence Orr | Sound Designer | 1975 | 1 | |||
| Madeleine Orr | Actor | 1970 | 3 | |||
| Lynn E. Orr | Designer, Director, Lighting Designer | 1937 | 3 | |||
| Grace Orr | Actor | 2018 | 1 | |||
| Diane Orr | Actor | 1979 | 1 | |||
| Connie Orr | Actor | 1965 | 1 | |||
| Alice Orr-Ewing | Actor | 2016 | 1 | |||
| Pablo Orozco | Actor | 2024 | 3 | |||
| Hiram Alexander Orozco | Costume Designer | 2016 | 1 | |||
| Carolina Orozco | Actor | 2022 | 1 | |||
| Helga Orosz | Actor | 2005 | 2 | |||
| Cristian Oroșanu | Conductor | 2012 | 1 | |||
| Tamar Oron | Actor | 2020 | 2 | |||
| Michael Ornstein | Actor | 2000 | 1 | |||
| Brigitte Ornstein | Actor | 1968 | 1 | |||
| Margit Orning | Actor | 1931 | 1 | |||
| Ota Ornest | Actor | 1946 | 1 | |||
| Jiří Ornest | Actor | 1988 - 2012 | 2 | |||
| Otto Ornelli | Choreographer | 1938 | 1 | |||
| David Orneallas | Actor | 2011 | 1 | |||
| Joette Orndorff | Director | 2025 | 1 | |||
| Robert Ornbo | Lighting Designer | 1978 - 1987 | 2 | 1 | ||
| Gustaf Hiort af Ornäs | Actor | 1956 | 1 | |||
| Simona Ornaghi | Lighting Designer | 2018 | 2 | |||
| Marie Ormset | Actor | 2002 | 3 | |||
| Robert Ormsby | Actor | 1991 | 1 | |||
| Eugene Ormonde | Actor | 1900 - 1904 | 4 | |||
| Margarethe Ormond | Actor | 1900 - 1901 | 2 | |||