| Symo |
| Sympho Nympho |
| Symphonette Society |
| Symphoniacs |
| Symphonic Pop Orchestra |
| Symphonic Rock Project |
| Symphonie confinée |
| Symphony |
| Symphony In Peril |
| Symphony Nova Scotia |
| Symphony of Angels |
| Symphony X |
| Symphorce |
| Symposium |
| Syms, Zoot |
| Syn Cole |
| Synapson |
| Synaxis of the Saints of America |
| Syncere |
| Syncopatin' Seven |
| Syndicate of L.A.W. |
| Syndicate of Soul |
| Syndotcom |
| Syneptic |
| Synergy |
| SYNERGY WORSHIP |
| Synne Sanden |
| Synsoniq |
| Syntax |
| Syntax Error |
| Syntax TerrOrkester |
| Syntet |
| Synth |
| Synthesis |
| Synthesizer |
| Synthesizer Orchestra |
| Synthesizer Rock Orchestra |
| Synthesonic Sounds |
| Synthrxme |
| Syntyst |
| Synvis |
| Synyster Gates |
| SYPS |
| SYRA |
| Syrano |
| Syreeta |
| Syren |
| Syrenne |
| Syretha |
| Syria |
| Syria |
| Syrian |
| SYRO |
| Syron |
| Syrop |
| Syrrans X |
| Syrup |
| Sys Bjerre |
| System 7 |
| System Divine |
| System Drivers |
| System F |
| System Of A Down |
| System Syn |
| Systema Solar |
| Systematic |
| Systemfehler |
| Systraat Serenade |
| Sysuev |
| Syuhada |
| Syuhada Najuwa |
| SYURA |
| Syx |
| SZA |
| Szabo |
| Szabó Balázs Bandája |
| Szaby |
| Szad |
| Szad Akrobata |
| Szafran, Lora |
| Szakacs Gergo |
| Szakcsi |
| Szamz |
| Szczygielski |
| Szesnasty |
| Szid |
| Szilva |
| Szinetár Dóra |
| Szjerdene |
| Szkodnik |
| Szlagrowe Bajtle |
| SZNS |
| Szopeen |
| Szopen |
| Szott & Lipiec |
| Szpaku |
| Sztoss |
| Sztywny Pal Azji |
| SZULA |
| Szulerzy |
