- Sep 6 Luigi Perrachio, Italian pianist, composer (Nove Poemetti; 25 Preludi), and pedagogue (Liceo Musicale Torino), dies at 83
- Sep 9 Antonio Massana, Catalan composer, and Jesuit priest, dies at 76
- Sep 10 Albert Warner, American trombonist (Eureka Brass Band, 1932-66), dies at 75
- Sep 17 Fritz Wunderlich, German tenor (Stuttgart 1955-58), dies at 35
- Sep 18 Fernand Lamy, French composer, dies at 85
- Sep 18 Jeno Vecsey, Hungarian composer, dies at 57
- Sep 26 Helen Kane, American actress and singer (Heads Up, Pointed Heels), dies of cancer at 62
- Sep 28 (Lucius) "Lucky" Millinder, American swing and rhythm-and-blues bandleader (Rosetta Tharpe; Who Threw The Whiskey in the Well), dies of a liver ailment at 56