Louis-Hector Berlioz (11 December 1803 – 8 March 1869) was a French Romantic composer. His output includes orchestral works such as the “Symphonie fantastique” and “Harold in Italy”, choral pieces including the “Requiem” and “L’Enfance du Christ”, his three operas “Benvenuto Cellini”, “Les Troyens” and “Béatrice et Bénédict”, and works of hybrid genres such as the ‘dramatic symphony’ “Roméo et Juliette” and the ‘dramatic legend’ “La Damnation de Faust”.
Source: Wikipedia