- Sep 4 Mitzi Gaynor [Francesca von Gerber], American actress, singer and dancer (Anything Goes, South Pacific), born in Chicago, Illinois
- Sep 5 Moshe Mizrahi, Israeli film director (Madame Rosa), born in Alexandria, Egypt (d. 2018)
- Sep 10 Philip Baker Hall, American actor (Secret Honor, Hard Eight, Magnolia), born in Toledo, Ohio
- Sep 12 Sir Ian Holm, eminent English actor (The Lord of the Rings, Alien, King Lear), born in Goodmayes, Essex (d. 2020)
- Sep 13 Barbara Bain, American actress (Cinnamon-Mission Impossible, Space 1999), born in Chicago, Illinois
Anne Bancroft
Sep 17 Anne Bancroft [Anna Italiano], American actress, director, screenwriter and singer (Graduate, Miracle Worker), born in The Bronx, New York (d. 2005)

Anne Bancroft
- Sep 19 Raymond "Ray" Danton, American actor and director (Longest Day, Psychic Killer), born in NYC, New York (d. 1992)
- Sep 19 Jean-Claude Carrière, French screenwriter and actor, who frequently collaborated with Luis Buñuel on his screen plays (Belle de Jour, The Discreet Charm of the Bourgeoisie, The Phantom of Liberty), born in Colombières-sur-Orb, France
- Sep 20 Cherd Songsri, Thai film director (Plae Kao), born in Nakhon Si Thammarat, Thailand (d. 2006)
- Sep 21 Larry Hagman, American actor (I Dream of Jeannie, JR-Dallas), born in Fort Worth, Texas (d. 2012)
- Sep 24 Anthony Newley, British actor and singer-songwriter (Doctor Dolittle; Goldfinger theme; Willy Wonka score), born in London, England (d. 1999)
- Sep 27 Freddy Quinn [Franz Nidl], Austrian pop singer and actor, born in Niederfladnitz, Austria
Anita Ekberg
Sep 29 Anita Ekberg, Swedish actress (La Dolce Vita) and Miss Sweden 1950, born in Malmö, Sweden (d. 2014)

Anita Ekberg
- Sep 29 Eddie Barth [Edward Bartholetti], American actor and voiceover artist nicknamed "Mr. Gravel" for his raspy vocals (Shaft, Simon & Simon), born in Philadelphia, Pennsylvania (d. 2010)
- Sep 30 Angeline "Angie" Dickinson [Brown], American actress (Police Woman), born in Kulm, North Dakota
About September 1931
How Old? 89 years old
Generation: Silent Generation
Leap Year: No
Chinese Zodiac: Goat/Sheep
Star Signs: Virgo (Aug 23 - Sep 22), Libra (Sep 23 - Oct 22)