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- Satie, Érik
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- Savage, Danielle
- Savouret, Alain
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- Scelsi, Giacinto
- Schafer, R Murray
- Scherchen, Tona
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- Schumacher, Marlon
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- Scriabine, Alexandre
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- Settel, Zack
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- Siddall, Jon
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- Sikora, Elżbieta
- Simonis, Jean-Marie
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- Slean, Sarah
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- Straffelini, Nicola
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- Sylvestrov, Valentin
- Szlavnics, Chiyoko
