Beyoncé Knowles
Sep 4 Beyoncé Knowles, American pop and R&B singer, songwriter, producer and actress (Destiny's Child), born in Houston, Texas

Beyoncé Knowles
- Sep 4 Lacey Sturm, American rock singer (Flyleaf), born in Homestead, Florida
Jennifer Hudson
Sep 12 Jennifer Hudson, American actress and singer (Dreamgirls), born in Chicago, Illinois

Jennifer Hudson
- Sep 14 Miyavi, Japanese singer and actor, born in Konohana-ku ward, Osaka, Japan
- Sep 14 Ashley Roberts, American singer (Pussycat Dolls), born in Phoenix, Arizona
- Sep 16 Fan Bingbing, Chinese actress and singer (My Fair Princess), born in Qingdao, Shandong
- Sep 17 Jonathan Radtke, American rock guitarist (Kill Hannah)
- Sep 19 Scott Bradlee, American musician and arranger (Postmodern Jukebox), born on Long Island, New York
- Sep 22 Adam Lazzara, American singer (Taking Back Sunday)
- Sep 22 Subaru Shibutani, Japanese singer, dancer, actor (Kanjani8)
- Sep 23 Natalie Horler, English-German singer (Cascada - "Evacute The Dancefloor"), born in Bonn, North Rhine-Westphalia, West Germany
- Sep 24 Diana Rotaru, Romanian composer, born in Bucharest, Romania
- Sep 25 Shane Tutmarc, American songwriter and musician, born in Seattle, Washington
- Sep 26 Christina Milian, American actress and singer, born in Jersey City, New Jersey
- Sep 28 Iracema Trevisan, Brazilian musician (CSS)
About September 1981
How Old? 39 years old
Generation: Millennial
Leap Year: No