- Six Pak -- Six Zylinder
- six10repeater -- Sixpence None the Richer
- Sixpeopleaway -- Sixties Years
- Sixtin Bars -- Sixty Watt Bayonets
- Sixty Watt Shaman -- Size 9
- Size II -- SJ McArdle
- SJ McArdle -- Sjur Bjerke
- Sjur Hjeltnes -- Ska Daddyz
- SKA Face Ad Kapone -- Skaface
- Skafandr -- Skallander
- Skaller/Holt Duo -- Skandle Oso
- Skando -- Skapator
- Skape D'Jear -- スカポンタス