The standard textbook answer is 'Daphne' first performed in 1598 during Carnival at the home of Jacopo Corsi in Florence. The music was by Corsi and Jacopo Peri to a libretto by Ottavio Rinuccini. It is recognized as such because it was the first of a series of similar pieces that established the form of early 17th century Italian Opera. The score does not survive.
Ezio
Tommy
No, Giacomo is Puccini's first name.
opera
One well-known opera singer with the first name Antonio is Antonio Pappano, who is a renowned conductor and has worked extensively in opera. Another notable figure is Antonio Ghislanzoni, who was an opera librettist. If you meant a tenor, Antonio Salieri is also a famous name, though more recognized as a composer than a singer.
Un ballo in maschera in 1955 - the part of Ulrica
Gustav Daáe
The name of the opera house is The Sydney Opera House
American opera singer Clara Louise Kellogg 1842-1916.
L'Orfeo (1607).
Enrico Caruso was born Errico Caruso.
Der Rosenkavalier was first performed in 1911.