He was born in Athens in 1903. He was the brother of actor Petros Tsoubris. He studied at the Athens Conservatoire. He made his debut in the musical theater with the Kabanaki-Peppy Zamba troupe in the play Polish Blood (Olympia Theater, 1925). He appeared with the Dramalis and Papaioannou troupes (1927) and sang in Theoftastos Sakelaridis’ operettas Hidden Romance [Krifo Romantzo] and Miss Charleston. In 1927 he was hired by Giannis Aggelopoulos’ melodramatic troupe and in 1928 participated in a tour of Iraklio, Crete with the same troupe, singing the role of Giorgio Germont [La traviata]. While working with Kyparissis’ troupe, he sang the roles of Tonio [Pagliacci] and Scarpia [Tosca]. In 1931 he worked with the Greek Melodrama and appeared, inter alia, in performances in Cefalonia Island. In 1934, as a member of the Kalomiris National Drama Group, appeared in Thessaloniki as Rigoletto. He sang an extensive repertoire of opera and Greek operetta roles. He has sung in 35 operas and numerous Greek operettas and participated in the film Janissary (K. Dritsas, 1953). He excelled in Perouze, The godson, The street woman and Halima. His extensive vocal range allowed him to sing also tenor roles. He served as advisor to the Greek Union of Actors (1952-1953, 1964). In the period 1941-1965 he worked with the GNO, participating in about 55 productions and/or revivals. He sang starring and supporting roles in 10 operas and four operettas, including: Amonasro [Aida], Hercules [Alceste], Colonel [The godson/O vaftistikos], Agate [Dido], Figaro [The barber of Seville/Il barbiere di Siviglia], Escamillo [Carmen], Enrico [Lucia di Lammermoor], Schaunard [La bohème], Dr Malatesta [Don Pasquale], Charles [Fakanapas (by Giagkakis)], Alfio [Cavalleria rusticana] etc.