- Sep 1 Ilona Mitrecey, French pop singer, born ("Un Monde parfait" ("A Perfect World")), born in Fontenay-aux-Roses, France
Dominic Thiem (29 years old)
Sep 3 Austrian tennis player (US Open 2020, ATP Finals 2019), born in Wiener Neustadt, Austria
- Sep 3 Rina Koike, Japanese junior idol, born in Tochigi Prefecture, Japan
- Sep 5 Gage Golightly, American actress (The Troop), born in Penn Valley, California
- Sep 7 Joshua Wilkinson, prince of self proclaimed principality sealand
- Sep 10 Sam Kerr, Australian soccer striker and captain (99 caps; Perth Glory, Chicago Red Stars; Chelsea), born in East Fremantle, Australia
- Sep 13 Niall Horan, Irish Pop singer (One Direction - "What Makes You Beautiful"), born in Mullingar, County Westmeath, Ireland
- Sep 16 Bryson DeChambeau, American golfer (US Open 2020), born in Modesto, California
- Sep 16 Metro Boomin [Leland Wayne], American music producer and DJ (hip hop and trap), born in St. Louis, Missouri
- Sep 16 Tayla Parx [Taylor Parks], American songwriter, singer, and actress, born in Dallas, Texas
- Sep 18 Zozibini Tunzi, South African model and beauty queen, (Miss Universe 2019), born in Tsolo, South Africa
- Sep 21 Park Sung-hyun, South Korean golfer, (US Open 2017; Women's PGA C'ship 2018), born in Seoul, South Korea
- Sep 24 Ben Platt, American actor (Pitch Perfect), born in Los Angeles County, California
- Sep 29 Carlos Salcedo, Mexican footballer, born in Guadalajara, Mexico
About September 1993
How Old? 29 years old
Generation: Millennial
Leap Year: No