| Schärli, Peter | Peter Schärli | Composer, Musician | 1995 | 2 | |
| Sikora, Bernd | Bernd Sikora | Composer, Musician | 2002 | 2 | |
| Stemkens, Egil | Egil Stemkens | Composer, Musician | 2006 | 2 | |
| Sijbenga, Peter | Peter Sijbenga | Composer, Musical Director, Musician, Sound Designer | 1999 | 4 | |
| Steinhausen, Paul | Paul Steinhausen | Composer, Musical Director | 1911 - 1919 | 2 | |
| Schönhofer, Jutta | Jutta Schönhofer | Composer, Musical Director | 2017 | 2 | |
| Schmidt-Boelcke, Werner | Werner Schmidt-Boelcke | Composer, Musical Director | 1933 | 2 | |
| Schlieper, Nick | Nick Schlieper | Composer, Lighting Designer | 1986 - 2017 | 7 | |
| Svoboda, Milan | Milan Svoboda | Composer, Director | 1928 - 2012 | 8 | 1 |
| Solomonidou-Balanou, Elli | Elli Solomonidou-Balanou | Composer, Costume Designer | 1962 - 1993 | 5 | |
| Sæverud, Harald | Harald Sæverud | Composer, Conductor, Musician | 1948 - 2021 | 23 | 1 |
| Sosārs, Burhards | Burhards Sosārs | Composer, Conductor | 1923 - 1939 | 2 | |
| Schultz, Svend, S. | Svend S. Schultz | Composer, Conductor | 1957 | 2 | |
| Satanowski, Jerzy | Jerzy Satanowski | Composer | 1979 - 1997 | 4 | |
| Satie, Erik | Erik Satie | Composer | 1979 - 2007 | 24 | |
| Schmatolla, Vicky | Vicky Schmatolla | Composer | 2004 - 2010 | 2 | |
| Selygin, Aleksej | Aleksej Selygin | Composer | 1999 | 1 | |
| Sénia, Jean-Marie | Jean-Marie Sénia | Composer | 1987 | 1 | |
| Silvestri, Daniele | Daniele Silvestri | Composer | 1993 - 1994 | 2 | |
| Siuda, Wolfgang | Wolfgang Siuda | Composer | 1991 - 2014 | 16 | 1 |
| Sommerro, Henning | Henning Sommerro | Composer | 1984 - 2006 | 143 | 1 |
| Stangl, Otmar | Otmar Stangl | Composer | 1993 | 2 | |
| Straßburger, Heinz | Heinz Straßburger | Composer | 1951 | 1 | |
| Szalkowski, Marian | Marian Szalkowski | Composer | 1978 | 1 | |
| Schubert, Franz Peter | Franz Schubert | Composer | 1891 - 2013 | 65 | |
| Soares, Ted | Ted Soares | Composer | 1953 | 1 | |
| Still, Peter John | Peter John Still | Composer | 2003 | 1 | |
| Sabry, Ramz | Ramz Sabry | Composer | 2009 - 2010 | 6 | |
| Schediwy, Ferdinand Giovanni | Ferdinand Giovanni Schediwy | Composer | 1856 - 1956 | 9 | 1 |
| Sperati, Paolo | Paolo Sperati | Composer | 1856 - 1866 | 5 | 1 |
| Sulzer, Julius | Julius Sulzer | Composer | 1876 | 1 | |
| Schmitt, Alois | Alois Schmitt | Composer | 1876 | 1 | |
| Strauss, - | J. Strauss (- Strauss) | Composer | 1896 - 1990 | 2 | |
| Snaga, Joseph | Joseph Snaga | Composer | 1905 | 1 | |
| Schjelderup, Gerhard | Gerhard Schjelderup | Composer | 1904 - 1909 | 4 | 1 |
| Sander, Berthold | Berthold Sander | Composer | 1915 | 1 | |
| Salmhofer, Franz | Franz Salmhofer | Composer | 1925 - 1931 | 2 | |
| Spies, Leo | Leo Spies | Composer | 1940 | 1 | |
| Svendsen, Johan S. | Johan S. Svendsen | Composer | 1900 - 2007 | 36 | 1 |
| Sinding, Christian | Christian Sinding | Composer | 1900 - 1951 | 8 | |
| Schumann, Robert Alexander | Robert Alexander Schumann | Composer | 1901 - 2007 | 9 | |
| Shaw, Martin | Martin Shaw | Composer | 1903 | 1 | 1 |
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