- Sep 3 Dick Motta, American basketball coach (NBA Championship, Washington Bullets 1977-78), born in Midvale, Utah
- Sep 4 Antoine Bonifaci, French soccer midfielder (12 caps; OGC Nice, FC Inter Milan, Bologna FC, Torino FC), born in Bezons, France (d. 2021)
- Sep 7 Al McGuire, American basketball coach (Marquette), born in New York City (d. 2001)
- Sep 13 Marjorie Jackson, Australian sprinter (Olympic gold 1952) and 33rd Governor of South Australia, born in Coffs Harbour, Australia
- Sep 21 Ivan Toplak, Serbian soccer striker (1 cap; Red Star Belgrade) and manager (Red Star Belgrade, San Jose Earthquakes, Yugoslavia), born in Belgrade, Serbia (d. 2021)
- Sep 26 Vijay Manjrekar, Indian cricket batsman (55 Tests, 7 x 100, HS 189no; Bombay, Bengal, Rajasthan, Maharashtra), born in Bombay, India (d. 1983)
About September 1931
How Old? 92 years old
Generation: Silent Generation
Leap Year: No
Chinese Zodiac: Goat/Sheep
Star Signs: Virgo (Aug 23 - Sep 22), Libra (Sep 23 - Oct 22)
Baseball Players
Basketball Stars
Boxers
Footballers
NFL Stars
Tennis Champions