Luigi Arditi (1822-1903) was an Italian violinist, composer, and conductor.

Arditi was born in Crescentino, Piemonte, on 22nd July 1822. He began his musical career as a violinist, and studied music at the Conservatory of Milan. He made his debut in 1843 as a director at Vercelli, and it was there that he was made an honorary member of the Philharmonic Academy. Arditi conducted opera throughout Italy, as well as travelling widely abroad. He visited America, where he remained for a while, conducting operas in New York, Philadelphia ,and other cities until 1856. Then, following a visit to Constantinople, he decided to settle in London, but made several trips again to America with the Royal Italian Opera Company. He also conducted in Germany, and in other major European cities such as St Petersburg, Vienna, and Madrid. After 1885, he was in England, conducting at Covent Garden and in various prestigious theatres and promenade concerts in London's pleasure parks. He died on 1st May 1903 at Hove, near Brighton.

Arditi's best-known operas are I Briganti, II Corsaro, and La Spia. In addition he wrote numerous songs and vocal waltzes, the most popular of which are "Il bacio", "Le tortorelIe", "Se seran rose", and the "Parla Waltz". His Inno Turco (1856) for Sultan Abdülmecid, set to a text in Turkish, was later sung at Crystal Palace by a British choir of 1,600 in July 1867, during the state visit of Sultan Abdülaziz to London .

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