| Lysistrati (1963)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1963           | 
                                                                                        Εταιρεία Αρχαίου Δράματος [Society of Ancient Drama]           | 
              
          
                                                                                        | Eirini (1964)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1964           | 
                                                                                        National Theatre of Greece / Ethniko Theatro / Εθνικό Θέατρο (1930-)           | 
              
          
                                                                                        | Lysistrati (1964)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1964           | 
                                                                                        Εταιρεία Αρχαίου Δράματος [Society of Ancient Drama]           | 
              
          
                                                                                        | Ekklisiazouses (1965)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1965           | 
                                                                                        Helleniki Skini Annas Synodinou [Greek Stage of Anna Synodinou]           | 
              
          
                                                                                        | The Parliament of Women (1965)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1965           | 
                                                                                        Oxford Playhouse Company           | 
              
          
                                                                                        | Lysistrati (1966)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1966           | 
                                                                                        Εταιρεία Αρχαίου Δράματος [Society of Ancient Drama]           | 
              
          
                                                                                        | O Parthenos (1966)           | 
                                                                                        Music           | 
                                                                                        (Credited as Giannis Markopoulos)           | 
                                                                                        1966           | 
                                                                                        Olympia Film           | 
              
          
                                                                                        | Lysistrata (1968)           | 
                                                                                                   | 
                                                                                        composer or director           | 
                                                                                        1968           | 
                                                                                        Theatro Technis of Karolos Koun           | 
              
          
                                                                                        | Lysistrati (Lysistrata) (1969)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1969           | 
                                                                                        Theatro Technis of Karolos Koun           | 
              
          
                                                                                        | A Diet of Women (1971)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1971           | 
                                                                                        Oxford Playhouse Company, Meadow Players           | 
              
          
                                                                                        | Lysistrati (1976)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1976           | 
                                                                                        University of Athens           | 
              
          
                                                                                        | Κραυγή Γυναικών [The Scream of Women] / A Dream of Passion (1978)           | 
                                                                                        Music           | 
                                                                                        (Credited as Yannis Markopoulos)            | 
                                                                                        1978           | 
                                                                                        Bren, Melina Film           | 
              
          
                                                                                        | Epitrepontes (1980)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1980           | 
                                                                                        Amfi-theatro Spyros Evangelatos           | 
              
          
                                                                                        | Rhesos (1981)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1981           | 
                                                                                        Amfi-theatro Spyros Evangelatos           | 
              
          
                                                                                        | Ekklisiazouses (1987)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1987           | 
                                                                                        Demotiko Perifereiako Theatro Rodou [Municipal & Regional Theatre of Rhodes]           | 
              
          
                                                                                        | Thesmoforiazousai (1989)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1989           | 
                                                                                        National Theatre of Greece / Ethniko Theatro / Εθνικό Θέατρο (1930-)           | 
              
          
                                                                                        | Lysistrati (1993)           | 
                                                                                        Composer           | 
                                                                                                   | 
                                                                                        1993           | 
                                                                                        Nea Elliniki Skini - Thymios Karakatsanis [New Greek Stage of Thymios Karakatsanis]           |