- Sights And Sounds
- Siglo XX
- Sigma
- Sigmund Groven
- Sigmund Romberg
- Sign A Simple Story
- Signal Hill
- Signal The Escape
- Signal The Firing Squad
- Signar I Homrum
- Significant Figures
- Signnos
- Signos
- Signos Diferentes
- Signs Of Betrayal
- Signs Of Hope
- Sigtyr
- Sigur Ros
- Sigurd Barrett
- Sigurd Julius
- Sigvaldi Kaldalns
- Sigvart Dagsland
- Siiri Nordin
- Siiri Sisask
- Sik
- Sikarios
- Sikem
- Siklawa
- Siknas
- Sikth
- Sila
- Silage
- Silajit Majumdar
- Silbermond
- Silece4
- Silence
- Silence 4
- Silence In The Woods
- Silence Is Sexy
- Silence Of September
- Silencer
- Silencers
- Silencio Absoluto
- Silent Civilian
- Silent Decay
- Silent Drive
- Silent Envy
- Silent Hell
- Silent Old Mtns
- Silent Partner