| Otto, Heinrich, | Heinrich Otto | Actor | 1896 | 1 | |
| Osten, Susanne, | Susanne Osten | Actor | 1919 | 1 | |
| og Bauer, Breitner, | Breitner og Bauer | Designer | 1897 | 1 | |
| Opel, Mr., | Mr. Opel | Actor | 1898 | 1 | |
| Olsen, Bengt, | Bengt Olsen | Actor | 1898 - 1899 | 1 | |
| Ohde, Mr., | Mr. Ohde | Actor | 1898 | 1 | |
| Ockert, Otto, | Otto Ockert | Actor | 1899 | 1 | |
| Oscar, Harry, | Harry Oscar | Director | 1900 | 1 | |
| Olsen, Ottilie, | Ottilie Olsen | Actor | 1906 | 1 | |
| Oehlmann, Hans, | Hans Oehlmann | Actor | 1909 | 1 | |
| Olden, Arno W., | Arno W. Olden (Arno W. Olden) | Actor | 1910 | 1 | |
| Orska, Daisy, | Daisy Orska | Actor | 1911 | 1 | |
| Ott, Rita, | Rita Ott | Actor | 1917 | 1 | |
| Oettinger, Liesel, | Liesel Oettinger | Actor | 1919 | 1 | |
| Oehler, Hans, | Hans Oehler | Actor | 1919 | 1 | |
| Oehlschläger, Margarethe, | Margarethe Oehlschläger | Choreographer | 1921 | 1 | |
| Olden, Melanie, | Melanie Olden | Actor | 1926 | 1 | |
| Oszke, -, | - Oszke | Actor | 1928 | 1 | |
| Ondra, -, | - Ondra | Actor | 1928 | 1 | |
| Oltersdorf, Erich, | Erich Oltersdorf | Actor | 1928 | 1 | |
| Otto, Hans, | Hans Otto | Actor | 1929 | 1 | |
| Ostermann, Ferdinand, | Ferdinand Ostermann | Actor | 1933 | 1 | |
| Ott, Rudolf, | Rudolf Ott | Actor | 1935 | 1 | |
| Obonya, Hanns, | Hanns Obonya | Actor | 1935 - 1938 | 1 | |
| Overlack, Olga, | Olga Overlack | Actor | 1938 | 1 | |
| Oppel, Günther, | Günther Oppel | Actor | 1938 | 1 | |
| Ornelli, Otto, | Otto Ornelli | Choreographer | 1938 | 1 | |
| Olszewski, Reinhold, | Reinhold Olszewski | Actor | 1938 | 1 | |
| Obermaier, Marta, | Marta Obermaier | Actor | 1947 | 1 | |
| Obstfelder, Helmut, | Helmut Obstfelder | Designer | 1949 | 1 | |
| Oberländer, Horst, | Horst Oberländer | Actor | 1949 | 1 | |
| Olmesdahl, Fritz, | Fritz Olmesdahl | Actor | 1950 | 1 | |
| Olsen, Marie, | Marie Olsen | Actor | 1901 | 1 | |
| Orwidowa, Jadwiga, | Jadwiga Orwidowa | Actor | 1901 - 1902 | 1 | |
| Oscàr, Martin, | Martin Oscàr | Actor | 1914 | 1 | |
| Ozoliņa, Marta, | Marta Ozoliņa | Actor | 1903 | 1 | |
| Ormbee, Helen, | Helen Ormbee | Actor | 1904 | 1 | |
| Oaker, Jane, | Jane Oaker | Actor | 1904 | 1 | |
| O'Neill, Kathleen, | Kathleen O'Neill | Actor | 1904 | 1 | |
| Ordonówna, Władysława, | Władysława Ordonówna | Actor | 1904 | 1 | |
| Otis, Edith, | Edith Otis | Actor | 1905 | 1 | |
| Olive, Edyth, | Edyth Olive | Actor | 1906 | 1 | |
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