- Sep 4 James Bay, British singer-songwriter (Chaos and the Calm), born in Hitchin, Hertfordshire, England
- Sep 6 DPR Ian [Christian Yu], Australian singer, rapper and director (So Beautiful), born in Sydney, Australia
- Sep 6 Jay Weinberg, American rock drummer (E Street Band, 2009; Slipknot, 2014-23), born in New Jersey
- Sep 9 Magnus Larsson, Danish rock bassist (Lukas Graham - "7 Years"), born in Denmark
- Sep 14 Paula Carregosa, Brazilian heavy metal guitarist (Detonator, Panndora), born in São Paulo, Brazil
- Sep 20 Marilou [Bourdon], Canadian pop singer and cookbook author (Three Times a Day), born in Longueuil, Quebec
About September 1990
How Old? 33 years old
Generation: Millennial
Leap Year: No
Country Singers
Jazz Singers
Opera Singers
Pop Singers
Rappers
Rock Singers