Cluj-Napoca Romanian National Opera is a public opera house and ballet company institution in Cluj-Napoca, Romania. The Opera shares the same building with the National Theatre.
The Romanian Opera was officially opened on 18 September 1919, simultaneously with the National Theatre and the Gheorghe Dima Music Academy. On 13 - 14 May 1920 the first two performances - 2 symphonic concerts - were conducted there by the Czech conductor Oskar Nebdal.
The first opera performance took place on 25 May 1920 with the Romanian version Giuseppe Verdi's Aida, with Alfred Novak as conductor, and Constantin Pavel as stage director. Famous artists of the early days of the institution include Constantin Pavel, the first director of the institution and the first tenor to sing the Radames role in the Cluj-Napoca Romanian Opera, the Italian conductor Egisto Tango, the composer Tiberiu Brediceanu, the baritone Dimitrie Popovici-Bayreuth.