- 5 Silent[WOLF]
- 4 SiLeNt_NiGhT
- 2 SilentKoala
- 2 Silus
- 3 Silus for Team Fragadelic
- 8 Silverfox
- 2 SilverSound
- 2 SilverSound (original), EvilGrins (edited)
- 4 Simion 'Oldskool0482' Korbra
- 2 Simon
- 10 Simon "@5t0" Laudati
- 48 Simon "EZkeel" West-Bulford (Original), Buggie (XV)
- 2 Simon "Koribian" Hagemann
- 4 Simon "Nosnos" Bergstedt
- 5 Simon "Sh0cK][PuF][2" Murdock
- 4 Simon 'Flakvin' Merry
- 3 Simon 'Hotwire' Goddard
- 5 Simon 'Sizza' Paffett
- 2 Simon Chapuis
- 2 Simon Egginton
- 3 Simon Lässig
- 3 simon white
- 10 Sinistral[Spirit]
- 3 Sinistral[Spirit] + Boom-Boy[AS -> MH]
- 31 Sinji-(DOG)-
- 2 SiNji_(DOG)_
- 4 SINJIdog
- 14 Sinnical
- 3 sinx
- 4 SiR CharLZ
- 3 SiR FraGGeDaLoT
- 11 Sir Posty
- 2 Sir Snugglebunny esq.
- 2 Sir.SAFeSTeR
- 9 SiR_CharLZ
- 2 Sir_CharLZ + Trae
- 4 Sir_Pepe
- 2 Sir_Smok3y & ßüllèt_ßäìt
- 4 Sir_Squiggles
- 2 SirHoschi
- 2 SirPosty
- 2 Sisu
- 5 SithNight
- 11 Sivak Drac
- 3 Sixt Senseless
- 30 Sjoerd "Hourences" De Jong
- 2 Sjoerd "Hourences" De Jong 1st maker
- 14 Sjoerd ''Hourences'' De Jong
- 2 Sjoerd De Jong/REMIXED{TARD}-4u2nv
- 3 Sjoerd De Jong; Equinox
- 2 Sjoerd''<-WE->Hourences'' De jong
- 3 Skaarj Lord
- 12 Skary=<||>=
- 2 skelemen
- 2 SKeLeT
- 6 SkinWalker
- 2 Skoda
- 19 skreWball
- 2 Skulking_Ghost
- 2 Skull Taker
- 2 SKULL-MASTER