- Sep 4 Karel Horky, Czech composer, born in Stemechy (d. 1988)
- Sep 7 Jo Juda, Dutch musician (1st concertmaster of the Amsterdam Concertgebouw Orchestra), born in Amsterdam (d. 1985)
- Sep 7 Natalia Dmitrevna Shpiller, Czech-Russian lyric soprano, born in Kyiv, Russian Empire (now Ukraine) (d. 1995)
- Sep 13 Leith Stevens, American pianist, composer and conductor of scores for radio (Suspense), film (The Wild Ones; War of the Worlds), and television (Climax!), born in Mount Moriah, Missouri (d. 1970)
- Sep 15 Carlos Estrada, Uruguayan composer and conductor, born in Montevideo, Uruguay (d. 1970)
- Sep 27 Jean Berger [Arthur Schloßberg], German-American pianist, choral composer (A Rose Touched by the Sun's Warm Rays; Hope for Tomorrow), and educator, born in Hamm, Germany (d. 2002)
About September 1909
How Old? 114 years old
Generation: Greatest Generation
Leap Year: No
Country Singers
Jazz Musicians
Opera Singers
Pop Stars
Rappers
Rockers