- Sep 1 Charlie Robison, American country singer-songwriter ("I Want You Bad"), born in Houston, Texas (d. 2023)
Keanu Reeves (59 years old)
Sep 2 Canadian actor (Bill & Ted's Excellent Adventure; The Matrix), and rock bassist (Dogstar), born in Beirut, Lebanon
- Sep 3 Junaid Jamshed, Pakistani singer (Vital Signs 1), born in Karachi, West Pakistan (d. 2016)
- Sep 4 René Pape, German opera singer (bass), born in Dresden, East Germany
- Sep 5 Kevin Saunderson, American music producer and disc jockey, born in Brooklyn, New York
- Sep 7 Eazy-E [Eric Lynn Wright], American rapper (N.W.A.), born in Compton, California (d. 1995)
- Sep 8 Joachim Nielsen, Norwegian musician (Jokke & Valentinerne), born in Oslo, Norway (d. 2000)
- Sep 11 Victor Wooten, American Grammy Award-winning jazz-fusion, funk, and bluegrass bass guitarist and producer (Béla Fleck and the Flecktones), born in Mountain Home, Idaho
- Sep 15 Doyle Wolfgang von Frankenstein [Paul Caiafa], American musician, former guitarist for horror punk band The Misfits, born in Lodi, New Jersey
- Sep 16 David Michael Sabo, American rocker (Skid Row - "Psycho Love"), born in Perth Amboy, New Jersey
- Sep 18 Luca Belcastro, Italian classical music composer (La speranza si torce), born in Como, Italy
- Sep 18 Marco Masini, Italian pop singer-songwriter and pianist ("Disperato"l "Perché lo fai"), born in Florence, Italy
Trisha Yearwood (59 years old)
Sep 19 American country singer ("Believe Me Baby (I Lied)"; "How Do I Live"), cookbook author, and TV host (Trisha's Southern Kitchen), born in Monticello, Georgia
- Sep 21 Jorge Drexler, Uruguayan pop singer and composer, born in Montevideo, Uruguay
- Sep 22 Marq Torien, American hard rocker (Bullet Boys - "For Love of Money"), born in Los Angeles, California
- Sep 23 Koshi Inaba, Japanese singer (B'z)
- Sep 25 Maria Doyle Kennedy, Irish folk and rock singer (Mütter), and actress (The Tudors; Outlander), born in Clontarf, County Dublin, Ireland
- Sep 26 Artūras Anusauskas Lithuanian classically trained jazz pianist, composer, and professor, born in Šiauliai. Lithuania SSR
- Sep 26 Nicki French, English singer, born in Carlisle, United Kingdom
- Sep 27 Stephan Jenkins, American singer-songwriter and gutairist (Third Eye Blind - "Semi-Charmed Life"), born in Indio, California
- Sep 30 (Ernest Joseph) "Trey" Anastasio III, American singer-songwriter and guitarist (Phish), born in Ft. Worth, Texas
- Sep 30 Robby Takac, American rock Bassist (Goo Goo Dolls - "Iris"), born in Buffalo, New York
About September 1964
How Old? 59 years old
Generation: Baby Boomer
Leap Year: Yes
Country Singers
Jazz Musicians
Opera Singers
Pop Stars
Rappers
Rockers