Gloria Estefan (66 years old)
Sep 1 Cuban-American Grammy Award-winning singer (Miami Sound Machine - "Conga"), born in Havana, Cuba
- Sep 1 Phil Johnstone, British songwriter, keyboardist, and record producer (Robert Plant), born in Hitchin, England (d. 2021)
- Sep 2 Steve Porcaro, American rock keyboardist and vocalist (Toto, 1977-87, 2010-19 - "Rosanna"; "Africa"), born in Los Angeles, California
- Sep 6 Joe Smyth, American country singer ("Betty's Bein' Bad"), born in Portland, Maine
- Sep 6 Paul Harrhy, Welsh actor and opera singer (Intelligence Park), born in South Wales (d. 1996)
- Sep 7 Margot Chapman, American singer (Starland Vocal Band - "Afternoon Delight"), born in Honolulu, Hawaii
- Sep 9 Pierre-Laurent Aimard, French concert pianist, born in Lyon, France
- Sep 10 Carol Decker, British rock singer (T'Pau - "China In Your Hand"), born in Huyton, Merseyside, England
- Sep 10 Siobhan Fahey, Irish rock singer and musician (Bananarama - "Venus"; Shakespears Sister - "Stay"), born in Dublin, Ireland
- Sep 11 Jon Moss, English rock drummer (Culture Club - "Do You Really Want to Hurt Me?"), born in Wandsworth, South London
- Sep 12 Hans Zimmer, German Grammy and Academy Award-winning film score composer (The Lion King; Dune (2021); Inception; Kung Fu Panda), born in Frankfurt, West Germany
- Sep 13 Vinny Appice, American rock drummer (Black Sabbath), born in Brooklyn, New York
- Sep 19 Rusty Egan, British new wave drummer (Rich Kids; Midge Ure; Visage), born in London, England
- Sep 20 Alannah Currie, New Zealander rock xylophone player and vocalist (Thompson Twins - "Hold Me Now"), born in Auckland, New Zealand
- Sep 22 Johnette Napolitano, American rocker (Concrete Blonde), born in Los Angeles, California
Nick Cave (66 years old)
Sep 22 Australian singer-songwriter (Bad Seeds-Murder Ballads), born in Warracknabeal, Victoria
- Sep 22 Pete Jones, English rocker (Public Image Ltd.), born in Watford, England
- Sep 23 Kumar Sanu, Indian playback singer
- Sep 25 Michael McGrath, American Tony Award-winning stage actor and singer (Spamalot; Nice Work If You Can Get It), born in Worcester, Massachusetts (d. 2023)
- Sep 29 Mari Wilson, British pop and jazz singer (Just What I Always Wanted), born in Neasden, London, England
- Sep 29 Sokratis Malamas, Greek singer and composer, born in Sykia, Greece
About September 1957
How Old? 66 years old
Generation: Baby Boomer
Leap Year: No