2019-6-23 · The Barber of Seville, or The Useless Precaution (Italian: Il barbiere di Siviglia, ossia L'inutile precauzione [il barˈbjɛːre di siˈviʎʎa osˈsiːa liˈnuːtile prekautˈtsjoːne]) is an opera buffa in two acts by Gioachino Rossini with an Italian libretto by Cesare Sterbini.The libretto was based on Pierre Beaumarchais's French comedy Le Barbier de Séville (1775).