- Sep 15 Henry Brant, American composer (Great American Goot), born in Montreal, Quebec (d. 2008)
- Sep 15 Roger "Ram" Ramirez, American jazz pianist and composer, born in San Juan, Puerto Rico (d. 1994)
- Sep 17 Jørgen Jersild, Danish composer and educator (Royal Danish Academy, 1953-75), born in Copenhagen (d. 2004)
- Sep 22 Leroy Holmes, American songwriter ("The Mole"), arranger, and orchestra leader (Tonight Show, 1956-57), born in Pittsburgh, Pennsylvania (d. 1986)
- Sep 23 Aleksi Machavariani, Soviet Georgian conductor, and composer (Den moei Rodini (Day of My Motherland); Five Monologues), born in Gori, Georgia (d. 1995)
- Sep 28 Vivian Fine, American composer (Women in the Garden), born in Chicago, Illinois (d. 2000)
About September 1913
How Old? 110 years old
Generation: Greatest Generation
Leap Year: No
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