Uzeyir Hadjibeyov (September 18, 1885, Agjabadi – November 23, 1948, Baku) was a prominent composer, musicologist, scientist and tutor. He was also the founder of professional music and national opera in Azerbaijan
He is recognized as the father of Azerbaijani composed classical music and opera. Uzeyir Hajibeyov composed the music of the national anthem of Azerbaijan Democratic Republic (which was re-adopted after Azerbaijan regained its independence from the Soviet Union in 1991). He also composed the anthem used by Azerbaijan during the Soviet period. He was the first composer of an opera in the Islamic world.
Uzeyir Hadjibeyov was the popular artist of the USSR (1938), the president of the Azerbaijan State Conservatoire (1928-1929, 1939-1948). He created seven operas, including "Leyli and Medjnun" (1908) and "Koroglu" (1937), three musical comedies, cantatas, overtures, romances and songs and the National Anthem of the Republic of Azerbaijan (1918). He was also the author of the research scientific work "Fundamentals of the folklore music of Azerbaijan (1945).