- Sword Of Jah Mouth
- Swordedge
- Swords + Sandals
- Sworn Enemy
- Sworn In
- Sworn Liars
- Sworn Vengeance
- Sworr
- Sworr.
- Swutscher
- Sx
- SX-10
- Sx-10
- Syanide Scenario
- Sybarite
- Sycamore Age
- Sych
- Syclops
- Syd
- Syd -orchestra- Lawrence
- Syd Arthur
- Syd Barrett
- Syd Matters
- Syd Straw
- Sydfynske Alpedrenge
- Syk
- Syket
- Syko Friend
- Syl Johnson
- Sylar
- Sylford Walker
- Sylk
- Sylk-E
- Sylvain Audinovski
- Sylvain Chauveau
- Sylvaine
- Sylvan
- Sylvan Esso
- Sylvers
- Sylvester
- Sylvester Schlegel
- Sylvia
- Sylvia Striplin
- Sylvian David
- Sylvian The Librarian
- Sylvie Kreusch
- Sylvie Vartan
- Symarip
- Symarip's Monty Neysmith
- Symbiz Sound
- Symbol
- Symbol Six
- Syml
- Symmetry
- Symphony X
- Syn
- Syn Error
- Syna So Pro
- Synapson
- Syncopated Elevators Lega
- Syndays&Cybele
- Syndicate
- Syndicate Of Sound
- Syndone
- Syndrome
- Syndrome/Black Mare
- Synectics
- Synergy
- Synkro
- Synne Sanden
- Syntax Terrorkester
- Syntax Terroskester
- Synth Sisters
- Syntheme
- Synthetic Id
- Synthetic Sun
- Synthi A
- Syntoma
- Syreeta
- Syreregn
- Syriana
- Syrinx
- Syrus
- System
- System 56
- System And Station
- System Audio
- System Liliputt
- System Of A Down
- System Of Hate
- System2
- Systema Solar
- Systematik
- Systems In Blue
- Systems Officer
- Syt
- SZA
- Szeryng/Dorati/Lso
- Szun Waves
- Szwagierkolaska