- Catana Sebastian, Soloist, Baritone
- Catania Salvatore, Soloist, Bass
- Cavallaro Angelo, Conductor
- Černoch Pavel, Soloist, Tenor
- Simos Angelo, Soloist, Tenor
- Chalkias Antonis, Set designer, Costume designer
- Chalkousi Eleni, Actor
- Hamoudopoulos Demetrios, Musicologist, Ethnomusicologist, Music Critic
- Charalambopoulos Dimitris, Actor
- Charalambous Nikos, Director
- Charbonnet Jeanne-Michèle
- Charon Jean-Christophe, Conductor
- Chauvet Géraldine, Soloist, Mezzo-soprano
- Chauvet Guy, Soloist, Tenor
- Cheli Vinicio, Lighting Designer
- Chelton Nick, Light Designer
- Cherubini Luigi, Composer
- Chevalier Νicole, Soloist, Soprano
- Chiara Maria, Soloist, Soprano
- Chiotakis Stefanos, GNO Chorus Member, Tenor
- Chitty Alison Jill, Set Designer, Costume Designer, Production Designer
- Chitty Allison, Set and costume designer
- Choir
- Christodoulakis George, Director
- Christodoulidis Michalis
- Christodoulou Nikos, Conductor
- Christofilaki Anastasia, GNO Chorus Member, Mezzo-Soprano
- Christopoulos Yannis, Soloist, Tenor
- Christoulas Georgios, Soloist, Tenor
- Chrysochoou A., GNO Chorus Member, Soprano
- Chryssicos Markellos, Conductor
- Chung Ho-Yoon, Soloist, Tenor
- Ciannella Giuliano, Soloist, Tenor
- Ciconia A., Soloist, Soprano
- Cifrone Antonia, Soloist, Soprano
- Cilea Francesco, Composer
- Cioni-Leoni Maria-Luisa, Soloist, Soprano
- Civinini Guelfo
- Clark Jon, Lighting designer
- Clément Mariame, Director
- Cleva Fausto, Conductor
- Cognet André, Soloist, Baritone
- Colautti Arturo, Librettist
- Collado José María Cervera, Conductor
- Collectif (LA)HORDE, Movement director
- Collier Marie, Soloist, Soprano
- Collins Aletta, Choreographer
- Colombara Carlo, Soloist, Bass
- Condondina Alice, Dancer, Choreographer, Director
- Conrad Andreas, Soloist, Tenor
- 123456789101112131415161718192021222324252627282930313233343536373839404142434445