- Nikopoulos Yorgos, Actor
- Nissis Nikos
- Nkuna Musa, Soloist, Tenor
- Noli Emilio, Soloist, Tenor
- Nomikos Andreas, Painter, Set Designer, Costume Designer
- Nomikou Rena (Irini), Soloist, Soprano
- Novello Rio, Soloist, Baritone
- Nucci Leo, Soloist, Baritone
- Obuena Vicente
- Offenbach Jacques, Composer
- Ohanesyan D., Soloist, Baritone
- Oikonomidis Filoktitis, Conductor, Violinist
- Oikonomou Katerina, Soloist, Soprano
- Oleinichenko Galina, Soloist,Soprano
- Olivieri Mattia
- Olmi Paolo, Conductor
- Olos Ondrej, Conductor
- Olsen Keith, Soloist, Tenor
- Oltrabèlla Augusta, Soloist, Soprano
- Olympios Evangelos, Set designer
- Oncina Juan
- O'Neill Dan, Movement director
- Opolais Kristīne, Soloist, Soprano
- Oreshkin Valery, Conductor
- Oropesa Lisette, Soloist, Soprano
- Ortiz Francisco
- Osibov Vacislav, Soloist, Tenor
- Otey Louis, Soloist, Baritone
- Ottolini Luigi
- Owens Marjorie, Soloist, Soprano
- Pabst Michael, Soloist, Tenor
- Pacor Giovanni, Conductor
- Padouvaki Sophia, Set Designer, Costume Designer
- Padrissa Carlus, Director
- Pagano Mauro, Set Designer
- Pagoulatos Panaghis, Director
- Paksoglou Dimitris, Soloist, Tenor
- Palacio Ernesto, Soloist, Tenor
- Palaiologos Evangelos, GNO Chorus Member, Tenor
- Palamidi Fani, Chorusmaster
- Palante Dorothea, Soloist, Mezzo-soprano
- Palaska Maria, Soloist, Soprano
- Paliatsaras Konstantinos, Soloist, Tenor
- Paliuga Silvano, Soloistt, Bass
- Palladios Menelaos, Composer, Conductor
- Palli Iro, Soloist, Soprano
- Palombi Antonello, Soloist, Tenor
- Palunga Silvano, Soloist, Bass
- Panagopoulos Kostas, Soloist, Bass
- Panajia Sergio, Soloist, Tenor
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