Leon Roppolo (1902-1988) was an influential American jazz clarinetist and saxophonist, best known for his work in the 1920s as a member of the New Orleans Rhythm Kings. He was a key figure in the development of early jazz and is celebrated for his innovative style, which blended elements of both New Orleans jazz and the emerging Chicago jazz scene. Roppolo's notable works include recordings with the New Orleans Rhythm Kings, particularly their 1922 track "Tiger Rag," which showcased his virtuosic clarinet playing and improvisational skills. His performances were characterized by a lively, energetic approach that influenced a generation of musicians. Despite a decline in popularity in the 1930s and 1940s, Roppolo's impact on jazz remained significant. His style helped pave the way for future clarinetists and contributed to the evolution of jazz ensemble playing. Roppolo's work was later recognized by jazz historians and enthusiasts, solidifying his legacy as a pioneer of early jazz. His contributions are still appreciated today, making him an important figure in the history of American music.