Leonello Casucci was an Italian composer born on December 23, 1885, in Pistoia, Tuscany. He is best known for composing the song "Gigolò," with lyrics by Enrico Frati in 1929. This song was first translated into German by Julius Brammer as "Schöner Gigolo" in 1929 and later into English by Irving Caesar as "Just A Gigolo" in 1931. Casucci passed away on September 9, 1975, in Desenzano del Garda, Lombardia. His work, particularly "Just A Gigolo," has been performed by various artists over the years, highlighting its enduring popularity.