- Sep 2 Dai-Keong Lee, Hawaiian-American classical and theater composer, born in Honolulu, Territory of Hawai'i (d. 2005)
- Sep 2 Hans Joachim Koellreutter, German Brazilian composer, teacher and musicologist, born in Freiburg, Germany (d. 2005)
- Sep 3 Abel Ehrlich, Israeli composer, born in Cranz, East Prussia (now Zelenogradsk, Russia) (d. 2003)
- Sep 3 Knut Nystedt, Norwegian organist, choral composer, and conductor, born in Kristiania, Norway (d. 2014)
- Sep 3 Memphis Slim [John Len Chatman], American blues musician ("Every Day I Have the Blues"), born in Memphis, Tennessee (d. 1988)
- Sep 4 Rudolf Schock, German opera tenor, born in Duisburg, Germany (d. 1986)
- Sep 11 Jack Fascinato, American pianist and orchestra leader (Kukla, Fran & Ollie), born in Bevier, Missouri (d. 1994)
- Sep 12 Billy Daniels, African-American jazz singer ("That Old Black Magic") and television pioneer (The Billy Daniels Show), born in Jacksonville, Florida (d. 1988)
- Sep 16 Cy Walter, American jazz pianist (Three's Company), born in Minneapolis, Minnesota (d. 1968)
- Sep 19 Tin-Tan [Germán Valdés], Mexican actor, singer and comedian (Spanish dubbing of The Jungle Book, The Aristocats), born in Ciudad Juarez, Chihuahua, Mexico (d. 1973)
- Sep 23 Finn Arnestad, Norwegian contemporary classical composer (Ritagliata), born in Oslo, Norway (d. 1994)
About September 1915
How Old? 108 years old
Generation: Greatest Generation
Leap Year: No
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