Maria di Rohan is a melodramma tragico, or tragic opera, in three acts by Gaetano Donizetti. The Italian libretto was written by Salvadore Cammarano, after Lockroy and Edmond Badon's Un duel sous le cardinal de Richelieu, which had played in Paris... Wikipedia
Composer: Gaetano Donizetti
Librettist: Salvadore Cammarano