Portal:Music/DateOfBirth/September 18
- Frankie Avalon, famed American singer and actor, turns 86.
- Lonnie Lee, Australian singer-songwriter and guitarist, turns 86.
- Alan "Bam" King, Brit guitarist and vocalist with Ace, turns 80.
- Kerry Livgren, American singer, songwriter, founding member of supergroup, Kansas, turns 77.
- Martin Beedle, Brit drummer with Cutting Crew, turns 65.
- Richard Walmsley, Brit songwriter and member of Beatmasters, turns 64.
- Joanne Catherall, Brit backup singer for synthpop act, Human League, turns 64.
- Ian Spice, Brit drummer for Breathe, turns 60.
- Nigel Clarke, Brit bassist and vocalist with Dodgy, turns 60.
- Ricky Bell, American R&B vocalist with Bell Biv DeVoe, New Edition, turns 59.
- Xzibit, American rapper, turns 52.
- Dee Dee Ramone (September 18, 1952 –June 5, 2002), American bassist, rapper, songwriter, and founding member of The Ramones, would have turned 74 this year.
- Jimmie Rodgers (pop singer) (September 18, 1933–January 18, 2021), American singer, would have turned 93 this year.
- Sam M. Stept (September 18, 1897 –December 1, 1964), Russian composer, would have turned 129 this year.