Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Olga Orlova | Actor | 1933 | 1 | |||
| Lubov Orlova | Actor | 1959 | 1 | |||
| Elena Ju. Orlova | Costume Designer | 2008 - 2011 | 2 | |||
| Igorj Orlov | Actor | 2011 | 1 | |||
| Aleksandr Orlov | Actor | 2000 | 1 | |||
| Hermann Orlop | Actor | 1893 | 1 | |||
| Penny Orloff | Actor | 1982 | 1 | |||
| Nicholas Orloff | Actor | 1908 | 1 | 1 | ||
| Ida Orloff | Actor | 1905 - 1942 | 26 | |||
| Walter Orlinsky | Actor | 1963 | 1 | |||
| Janusz Orliński | Actor | 1904 - 1916 | 9 | |||
| Janusz Orliński | Actor | 1903 - 1909 | 4 | |||
| Bolesław Orliński | Actor | 1923 | 1 | |||
| O. Orling | Designer | 1895 | 2 | |||
| E. Orling | Designer | 1895 - 1896 | 6 | |||
| Wazlaw Orlikowsky | Adaptation, Choreographer, Director | 1956 - 1964 | 4 | 1 | ||
| Stanisław Orlik | Actor | 1904 - 1924 | 4 | |||
| Axel Orlia | Mask Maker | 1993 | 1 | |||
| Ray Orley | Actor | 1965 | 1 | |||
| Pavel Orlenev | Actor, Director | 1903 - 1923 | 14 | 1 | ||
| Alexej Orlenco | Actor | 2011 | 2 | |||
| Philipp Orlemann | Actor | 1961 | 1 | |||
| Jed Orlemann | Actor | 2002 | 4 | |||
| Sabine Orléans | Actor | 1994 | 3 | |||
| Carlo Orlando | Assistant Director | 2021 | 3 | |||
| Veronica Orlandini | Actor | 2015 | 1 | |||
| Lia Orlandini | Actor | 1921 - 1922 | 5 | |||
| Leo Orlandini | Actor | 1892 - 1924 | 12 | |||
| Gianluca Orlandini | Director | 2003 | 1 | |||
| Claudio Orlandini | Director | 2011 | 1 | |||
| C. Orlandini | Actor | 1891 - 1892 | 3 | |||
| Dael Orlandersmith | Actor | 1993 | 1 | |||
| Paolo Orlandelli | Assistant Director | 2019 | 1 | |||
| Kai Orlamundt | Actor | 1926 | 1 | |||
| Hans Orlamundt | Actor | 1877 - 1880 | 13 | 1 | ||
| Stephan Orlac | Actor | 1966 | 2 | |||
| S. Orlac | Director | 1995 | 1 | |||
| Andre Orkin | Actor | 1944 | 1 | |||
| José Orjas | Actor | 1968 | 1 | |||
| Giuseppe Oristânio | Actor | 1997 - 1998 | 3 | |||
| Elizabeth Orion | Actor | 1951 | 1 | |||
| Sebastian Orillac | Actor | 2010 | 1 | |||