| Seybold, Lilli | Lilli Seybold | Actor | 1899 - 1905 | 5 | |
| Scherbarth, Bertha | Bertha Scherbarth | Actor | 1899 - 1905 | 7 | |
| Schroth, Carl | Carl Schroth | Actor | 1899 - 1906 | 2 | |
| Schönfeldt, Auguste | Auguste Schönfeldt | Actor | 1899 - 1908 | 6 | |
| Schlaghammer, Richard | Richard Schlaghammer | Actor | 1899 - 1911 | 2 | |
| Schneider, Martha | Martha Schneider | Actor | 1899 - 1913 | 3 | |
| Stanisławski, Stanisław | Stanisław Stanisławski | Actor, Director | 1899 - 1914 | 5 | |
| Schurich, Amelie | Amelie Schurich | Actor | 1899 - 1921 | 28 | |
| Stanislavskij, Konstantin | Konstantin Stanislavskij | Actor, Director | 1899 - 1924 | 15 | |
| Simov, Viktor | Viktor Simov | Designer | 1899 - 1924 | 11 | |
| Siemaszkowa, Wanda | Wanda Siemaszkowa | Actor, Director | 1899 - 1946 | 47 | |
| Simões, Lucilia | Lucilia Simões | Actor | 1899 - 1947 | 10 | |
| Stenhammar, Wilhelm | Wilhelm Stenhammar | Adaptation, Composer, Conductor | 1899 - 1990 | 10 | |
| Skala, Anna | Anna Skala | Actor | 1900 | 1 | |
| Springer, - | - Springer | Actor | 1900 | 1 | |
| Schlotthauer, Fritz | Fritz Schlotthauer | Actor | 1900 | 2 | |
| Salta, Stefanie | Stefanie Salta | Actor | 1900 | 1 | |
| Steinhagen, Frk. | Frk. Steinhagen | Actor | 1900 | 1 | |
| Steiner, Mr. | Mr. Steiner | Actor | 1900 | 1 | |
| Stickert, Frk. | Frk. Stickert | Actor | 1900 | 1 | |
| Sand, Marie | Marie Sand | Actor | 1900 | 1 | |
| Steppling, John | John Steppling | Actor | 1900 | 1 | |
| Svanström, Karin | Karin Svanström | Actor | 1900 | 1 | |
| Swears, Herbert | Herbert Swears | Actor | 1900 | 2 | |
| Sylvas, ? | ? Sylvas | Actor | 1900 | 2 | |
| Sud´binin, S. | S. Sud´binin | Actor | 1900 | 1 | |
| Schultze, Gustav | Gustav Schultze | Actor | 1900 | 1 | |
| Siege, Heinz | Heinz Siege | Actor | 1900 | 1 | |
| Seydel, Henny | Henny Seydel | Actor | 1900 | 1 | |
| Seidl, Hans | Hans Seidl | Director | 1900 | 1 | |
| Sullivan, John T. | John T. Sullivan | Actor | 1900 | 1 | |
| Schulz, Emilie | Emilie Schulz | Actor | 1900 | 1 | |
| Sewaroff, Marie | Marie Sewaroff | Actor | 1900 | 1 | |
| Sternfels, Carl | Carl Sternfels | Actor | 1900 | 1 | |
| Suppan-Blick, Julie | Julie Suppan-Blick | Actor | 1900 - 1901 | 2 | |
| Stiewe, Adolf | Adolf Stiewe | Actor | 1900 - 1901 | 2 | |
| Sequi, Peppino | Peppino Sequi | Actor | 1900 - 1901 | 11 | |
| Soarez, L. | L. Soarez | Actor | 1900 - 1901 | 10 | |
| Stark, Emilie | Emilie Stark | Actor | 1900 - 1901 | 2 | |
| Schieke, Franz | Franz Schieke | Actor, Director | 1900 - 1901 | 3 | |
| Schady, Eugen | Eugen Schady | Actor | 1900 - 1902 | 9 | |
| Scholz, Paul | Paul Scholz | Actor | 1900 - 1902 | 8 | |
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