- Sep 1 Andy Kennedy, Irish soccer defender (2 caps, Arsenal), born in Belfast, Northern Ireland (d. 1963)
- Sep 3 Cecil Parker, British actor (The Lady Vanishes, Indiscreet, Tale of 2 Cities), born in Hastings, East Sussex, England (d. 1971)
- Sep 3 Francisco Mignone, Brazilian composer, born in São Paulo, Brazil (d. 1986)
- Sep 3 Sally Benson, American writer (Meet Me In St. Louis), born in St. Louis, Missouri (d. 1972)
- Sep 5 Arthur C. Nielsen, American businessman and market researcher (TV's Nielsen's Ratings), born in Chicago, Illinois (d. 1980)
- Sep 5 Doris Kenyon, American silent screen actress (Alexander Hamilton), born in Syracuse, New York (d. 1979)
- Sep 5 Luella Gear, American actress (Joe & Mabel), born in NYC, New York (d. 1980)
- Sep 5 Morris Carnovsky, American actor (Dead Reckoning), born in St Louis, Missouri (d. 1992)
Jimmie Rodgers (1897-1933)
Sep 8 American country singer and singing brakeman, born in Meridian, Mississippi
- Sep 10 David L. Snell, American pianist and composer for films (MGM Studio), born in Milwaukee, Wisconsin (d. 1967)
- Sep 10 Georges Bataille, French writer (d. 1962)
- Sep 10 Hilde Hildebrand [Emma Minna Hildebrand], German actress (Port of Freedom), born in Hannover, Lower Saxony, Germany (d. 1976)
- Sep 10 Nancy Lancaster, American decorator (Colefax and Fowler), born in Mirador, Virginia (d. 1994)
Irene Joliot-Curie (1897-1956)
Sep 12 French chemist and physicist (Nobel Prize in Chemistry 1935) and daughter of Marie Curie, born in Paris, France
- Sep 13 Gaspar Cassadó, Spanish cellist and composer, born in Barcelona (d. 1966)
- Sep 17 Earl Webb, American baseball outfielder (MLB Record: 67 doubles, single season 1931; Boston Red Sox), born in White County, Tennessee (d. 1965)
- Sep 18 Pablo Sorozábal, Spanish composer, born in San Sebastián, Spain (d. 1988)
- Sep 20 Efim Golishev, Ukrainian painter and composer, born in Kherson, Ukraine (d. 1970)
- Sep 20 Kermit Maynard, American cowboy actor (Valley of Terror, Saturday Roundup), born in Vevay, Indiana (d. 1971)
- Sep 23 Paul Delvaux, Belgian surrealist painter, born in Wanze, Belgium (d. 1994)
- Sep 23 Walter Pidgeon, Canadian actor (Mrs Miniver, Madame Curie), born in Saint John, New Brunswick, Canada (d. 1984)
- Sep 25 Teddy Hart, American actor (After the Thin Man, 3 Men on a Horse), born in NYC, New York (d. 1971)
William Faulkner (1897-1962)
Sep 25 American author (Sound & Fury-Nobel 1949), born in New Albany, Mississippi
- Sep 26 Arthur Rhys-Davids, English flying ace (WW I), born in Forest Hill, London (d. 1917)
Paul VI (1897-1978)
Sep 26 262nd Roman Catholic pope (1963-78), born in Concesio, Italy
- Sep 26 Victor Otto Stomps, German writer and publisher, born in Krefeld, Germany (d. 1970)
- Sep 26 Wilhelmina Johanna "Willy" Haak, Dutch actress and acting teacher (GoetheJane Eyre), born in Batavia, Dutch East Indies (d. 1968)
- Sep 28 Muchtar Auezov, Kazakh writer, born in Semipalatinsk Oblast, Russia (d. 1961)
- Sep 29 Herbert Agar, American journalist and historian (d. 1980)