- Selitsaniotis Yannis, Soloist, Baritone
- Sellers Peter, Director
- Semčuk Ludmila
- Semishkur Sergey, Soloist, Tenor
- Sepetzoglou Theodoros, Dancer
- Serafin Tullio, Conductor
- Serafini Luciana, Soloist, Soprano
- Serjan Tatiana, Soloist, Soprano
- Sermier Themis, Soloist, Baritone, Comic, Bass
- Sertsas Yorgos, Member of GNO Children's Chorus
- Sevillis Iraklis, Soloist, Bass
- Sfakianakis Aris, Soloist, Tenor
- Sfyris Konstantinos, Soloist, Bass
- Sgourda Antigoni, Soloist, Soprano
- Shaham Rinat, Mezz-Soprano
- Shchedrin Rodion, Composer, Pianist
- Shelton Marcus-Glenn, Soloist, Tenor
- Sherman Alec, Conductor, Violinist
- Shkoza Enkelejda, Soloist, Mezzo-soprano
- Shokalo Yevhen, Soloist, Bass
- Shostakovich Dmitri, Composer
- Siadzko Igor, Dancer
- Siamou Stavroula
- Sideris Isidoros, Director, Choreographer
- Sidhom Peter, Soloist, Baritone
- Sidonie-Gabrielle Colette, Αuthor, Librettist
- Sieden Cyndia, Soloist, Soprano
- Siegel Gerhard, Soloist, Tenor
- Sigalos Dimitris, Soloist, Tenor
- Silverman Adam, Lighting designer
- Silvester Attila-Akyla, Dancer, Choreographer
- Silvestr M., Soloist, Soprano
- Silvestrelli Andrea
- Simiriotis C., Soloist
- Simonetti Maria, Choreographer
- Simoni Renato, Librettist
- Simou Kalliopi, Actress
- Sinanos Andreas, Lighting Designer
- Siotas Fotis, Musician
- Siousti Alice, Musician
- Siouta Anastasia, Dancer
- Sipri Ilir, Dancer
- Sir Nicholas Hytner, Director
- Siri Maria José, Soloist, Soprano
- Sirlantzis Timos, Solist, Bass-Baritone
- Sisilianos(Sicilianos) Giorgos(Yorgos), Composer
- Sisillo Aldo, Conductor
- Sismani-Athanasopoulou Iro, Dancer, Choreographer
- Skafidas Panagiotis (Takis), Soloist, Tenor
- Skalkotas Nikos, Composer
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