Léopold de Wenzel also known as Leopold Wenzel, was an Italian conductor and composer. Born in Naples, Wenzel spent most of his career working in London, with the exception of some years spent in Paris. Wenzel was appointed as musical director, music arranger and ballet composer at the Empire Theatre of Varieties in London in 1889, where he wrote and arranged numerous ballets. Later, he conducted at the Gaiety Theatre, London until 1913. In addition to ballets, his many works include art songs, orchestral works, and operas in the lateVictorian era and early Edwardian period. He also composed songs that were incorporated into some works of musical theatre. He died in Asnières, near Paris.