1 (Bellini: Il pirata). Bar. Duke of Caldora, he has married Imogene after his political opponent, her lover Gualtiero, has been forced into exile following the battle for the throne of Sicily. The two men meet and fight and Ernesto is killed. Created (1827) by Antonio Tamburini.
2 (Donizetti: Don Pasquale). Ten. Nephew of Don Pasquale, he is in love with Norina, of whom his uncle disapproves. He is therefore about to be disinherited. Pasquale is tricked into a totally unsuitable fake marriage and, only too glad to be freed from it, consents to Norina and Ernesto's union. Arias: Cercherò lontana terra (‘Looking for a distant land’); Com’ è gentil la notte a mezzo april! (‘How gentle is the night in mid‐April!’). Created (1843) by Giovanni Matteo Mario (a lifelong companion of Giulia Grisi, the soprano who created Norina).
3 (Haydn: Il mondo della luna). Sop. Travesti role (originally castrato). A knight, in love with Flaminia, daughter of Buonafede, who opposes the marriage. He helps to trick her father into agreeing to their wedding. Created (1777) by Pietro Gherardi (alto castrato).