| Rossi, Franziska | Franziska Rossi | Actor | 1903 | 2 | |
| Roca, Josefina | Josefina Roca | Actor | 1903 | 1 | |
| Reig, Luis | Luis Reig | Actor | 1903 | 1 | |
| Ramsøe, Orla | Orla Ramsøe | Actor | 1903 - 1907 | 11 | |
| Roca i Cupull, Josep | Josep Roca i Cupull | Translator | 1903 - 1910 | 5 | |
| Rygh, Karoline | Karoline Rygh | Actor | 1903 - 1911 | 3 | |
| Recheński, Leon | Leon Recheński | Actor | 1903 - 1913 | 2 | |
| Römpler-Bleibtreu, Hedwig | Hedwig Römpler-Bleibtreu | Actor | 1903 - 1914 | 20 | |
| Rasiński, Gustaw | Gustaw Rasiński | Actor | 1903 - 1914 | 8 | |
| Rotter, Amalia | Amalia Rotter | Actor | 1903 - 1917 | 7 | |
| Robert, Helene | Helene Robert | Actor | 1903 - 1924 | 26 | |
| Runólfsson, Stefán | Stefán Runólfsson | Actor | 1903 - 1924 | 2 | |
| Ravold, John | John Ravold | Actor | 1903 - 1933 | 6 | |
| Robertson, Donald | Donald Robertson | Actor, Director | 1903 - 1934 | 14 | |
| Rademacher, A. | A. Rademacher | Actor | 1903 - 1972 | 3 | |
| Reymann, Otto | Otto Reymann | Actor | 1904 | 1 | |
| Raaschou, Christian | Christian Raaschou | Actor | 1904 | 1 | |
| Roggers, Henriette | Henriette Roggers | Actor | 1904 | 1 | |
| Rivière, - | - Rivière | Actor | 1904 | 1 | |
| Rollet, Julius | Julius Rollet | Actor | 1904 | 1 | |
| Ratcliffe, E. J. | E. J. Ratcliffe | Actor | 1904 | 2 | |
| Reynold, John | John Reynold | Actor | 1904 | 2 | |
| Roberts, Theodore | Theodore Roberts | Actor | 1904 | 1 | |
| Reardon, Edmund H. | Edmund H. Reardon | Actor | 1904 | 1 | |
| Rawicz (Trzcińska), Zofia | Zofia Rawicz (Trzcińska) | Actor | 1904 | 1 | |
| Reitmeyer, Carl | Carl Reitmeyer | Designer | 1904 | 1 | |
| Runge, Gertrud | Gertrud Runge | Actor | 1904 | 1 | |
| Rieger, Paula | Paula Rieger | Actor | 1904 - 1905 | 3 | |
| Rosqvist, Oskar | Oskar Rosqvist | Actor | 1904 - 1905 | 2 | |
| Repčević, Ivan | Ivan Repčević | Actor | 1904 - 1906 | 2 | |
| Ryszkowski, Władysław | Władysław Ryszkowski | Actor | 1904 - 1910 | 3 | |
| Reimann, Paula | Paula Reimann | Actor | 1904 - 1911 | 2 | |
| Rickelt, Gustav | Gustav Rickelt | Actor | 1904 - 1913 | 51 | |
| Ragazzy, Marga | Marga Ragazzy | Actor | 1905 | 1 | |
| Roland, Ellen | Ellen Roland | Actor | 1905 | 1 | |
| Renoth, Ludwig | Ludwig Renoth | Actor | 1905 | 1 | |
| Radosław, Zdzisław | Zdzisław Radosław | Actor | 1905 | 1 | |
| Ricard, Amy | Amy Ricard | Actor | 1905 | 1 | |
| Richard-Braakensiek, - | - Richard-Braakensiek | Actor | 1905 | 1 | |
| Roberts, Florence | Florence Roberts | Actor | 1905 | 2 | |
| Royce, Louise | Louise Royce | Actor | 1905 | 1 | |
| Rockwell, Florence | Florence Rockwell | Actor | 1905 | 1 | |
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