| O'Connor, Kaleigh | Kaleigh O'Connor | Actor | 2002 | 1 | |
| O'Connor, Savannah | Savannah O'Connor | Actor | 2002 | 1 | |
| O'Kelly, Geri | Geri O'Kelly | Choreographer | 1993 | 1 | |
| Oppi, Frk. | Frk. Oppi | Actor | 1941 | 1 | |
| O'Neil, Sally | Sally O'Neil | Actor | 1939 | 1 | |
| O'Connor, John | John O'Connor | Director | 2003 | 1 | |
| O'Brien, Peter | Peter O'Brien | Actor | 2002 | 1 | 1 |
| O'Connell Bak, Dennis | Dennis O'Connell Bak | Actor | 2006 | 1 | |
| Ongjerth, Richárd | Richárd Ongjerth | Actor | 1960 | 1 | |
| O'Foghludha, Michael | Michael O'Foghludha | Actor | 2001 | 1 | |
| Olesen, Maggie | Maggie Olesen | Actor | 1971 | 1 | |
| O'Callaghan, Brenainn | Brenainn O'Callaghan | Actor | 2000 | 1 | |
| O'Connell, Carol | Carol O'Connell | Actor | 1963 | 1 | |
| Opffer, Yvonne | Yvonne Opffer | Actor | 1987 | 1 | |
| Oze, Toshiko | Toshiko Oze | Actor | 1968 | 1 | |
| Orzechowska, Jolanta | Jolanta Orzechowska | Actor | 1983 | 1 | |
| Osterwianka, Elżbieta | Elżbieta Osterwianka | Actor | 1973 | 1 | |
| Oenicke, Christa | Christa Oenicke | Actor | 1958 | 1 | |
| Okada, Inosuke | Inosuke Okada | Lighting Designer | 1934 | 1 | |
| Ogawa, Noboru | Noboru Ogawa | Lighting Designer | 1946 | 1 | |
| Oscar, - | - Oscar | Choreographer | 2006 | 1 | |
| O'Donnell, Beatrice | Beatrice O'Donnell | Actor | 1981 | 1 | |
| Orlova, Lubov | Lubov Orlova | Actor | 1959 | 1 | |
| Olenin, B. | B. Olenin | Actor | 1959 | 1 | |
| O'Brien, Jaye | Jaye O'Brien | Actor | 1957 | 1 | |
| Otupacca, Alessandro | Alessandro Otupacca | Actor | 2011 | 1 | |
| Orlandini, Claudio | Claudio Orlandini | Director | 2011 | 1 | |
| Osbourne, Lynne | Lynne Osbourne | Actor | 2000 | 1 | |
| Otto | Otto - | Composer | 2002 | 1 | |
| Orneallas, David | David Orneallas | Actor | 2011 | 1 | |
| Odilon, Helene | Helene Odilon | Actor | 1894 | 1 | |
| Oliver, Michael | Michael Oliver | Actor | 2011 | 1 | 1 |
| Odendahl-James, Jules | Jules Odendahl-James | Dramaturg | 2011 | 1 | |
| Owen, Sally | Sally Owen | Choreographer | 2010 | 1 | |
| Ottesen, Roald | Roald Ottesen | Lighting Designer | 1972 | 1 | |
| Ofori-Attah, Rhoda | Rhoda Ofori-Attah | Actor | 2011 | 1 | |
| O'Grady, Frank | Frank O'Grady | Actor | 1932 | 1 | |
| Oliveira, Joice | Joice Oliveira | Actor | 1945 | 1 | |
| O'Grady, Chris | Chris O'Grady | Actor | 2011 | 1 | |
| O'Grady, Sorcha | Sorcha O'Grady | Actor | 2011 | 1 | |
| O'Gara, Patrick | Patrick O'Gara | Actor | 1973 | 1 | |
| O'Leary, Bridget Kathleen | Bridget Kathleen O'Leary | Director | 2011 | 1 | |
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