| Schleinitz, Dietmar | Dietmar Schleinitz | Designer | 2006 | 1 | |
| Schleinitz, Tino | Tino Schleinitz | Actor | 2002 | 2 | |
| Schleinschock, Tankred | Tankred Schleinschock | Musical Director | 1998 | 1 | |
| Schleipfer, Julia | Julia Schleipfer | Actor | 2006 | 1 | |
| Schleiss-David, Ingeborg | Ingeborg Schleiss-David | Actor | 1925 | 1 | |
| Schleißing, Clara | Clara Schleißing | Actor | 1911 - 1913 | 2 | |
| Schleker, Martin | Martin Schleker | Actor | 1977 | 1 | |
| Schlemm, Ulrike | Ulrike Schlemm | Costume Designer, Designer | 2010 | 2 | |
| Schlemmer, Hubert | Hubert Schlemmer | Actor | 1992 - 2016 | 2 | |
| Schlemmer, Karin | Karin Schlemmer | Actor | 1964 | 1 | |
| Schlemmer, Kathleen | Kathleen Schlemmer | Actor | 2000 | 1 | |
| Schlenck, Hans | Hans Schlenck | Actor | 1928 | 1 | 1 |
| Schlenker, Grete | Grete Schlenker | Actor | 1892 | 1 | 1 |
| Schlenker, Lisa | Lisa Schlenker | Set Designer | 2025 | 1 | |
| Schlenther, Paul | Paul Schlenther | Adaptation, Translator | 1912 - 2011 | 57 | 2 |
| Schlenzka, Dagmar | Dagmar Schlenzka | Costume Designer | 2005 | 1 | 1 |
| Schlepps, Linda | Linda Schlepps | Actor | 2005 - 2006 | 6 | |
| Schleser, Helmut | Helmut Schleser | Actor | 1972 | 1 | |
| Schlesinger, Carl | Carl Schlesinger | Actor | 1890 | 1 | |
| Schlesinger, Lotte | Lotte Schlesinger | Actor | 1899 | 1 | |
| Schlesinger, Otto | Otto Schlesinger | Actor | 1961 | 1 | |
| Schlesinger, Paula | Paula Schlesinger | Actor | 1899 | 1 | |
| Schlesinger, Willy | Willy Schlesinger | Actor | 1891 | 1 | |
| Schlesiona, Horst | Horst Schlesiona | Actor | 1976 | 1 | |
| Schlessen, Oskar | Oskar Schlessen | Actor | 1911 | 1 | |
| Schletter, Stefan | Stefan Schletter | Dramaturg | 2014 | 2 | |
| Schlettow, Hans Adalbert | Hans Adalbert Schlettow | Actor | 1922 | 1 | |
| Schletz, Christoph | Christoph Schletz | Assistant Director | 2024 | 1 | |
| Schleuning, Gregor | Gregor Schleuning | Actor | 2018 | 1 | |
| Schley, Chuck | Chuck Schley | Actor | 1968 | 1 | |
| Schley, Karl Maria | Karl Maria Schley | Actor | 1939 | 3 | |
| Schlezinger, Yotam | Yotam Schlezinger | Actor | 2015 | 1 | |
| Schlichter, Jack, A. | Jack A. Schlichter | Actor | 1920 | 1 | |
| Schlichting, Dagmar | Dagmar Schlichting | Musician | 1993 | 1 | |
| Schlick, Hans | Hans Schlick | Designer, Director | 1966 | 2 | |
| Schlicker, Diether | Diether Schlicker | Dramaturg | 2014 - 2017 | 2 | |
| Schliebener, Max | Max Schliebener | Actor | 1911 - 1928 | 4 | |
| Schlief, Matt | Matt Schlief | Designer | 2016 - 2020 | 2 | |
| Schlieper, Mr. | Mr. Schlieper | Actor | 1906 - 1910 | 2 | |
| Schlieper, Nick | Nick Schlieper | Composer, Lighting Designer | 1986 - 2017 | 7 | |
| Schliephak, Paul | Paul Schliephak | Actor | 1905 | 1 | |
| Schliesmann, Mr. | Mr. Schliesmann | Actor | 1898 | 1 | |
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