- S. S. Ginnie and The Crew
- SAAIL
- Sacre
- Sad Jp
- Safari Season
- Sagaz
- Sakim de Kola
- Samurai Surfer
- Sand
- Sanderlings
- SANDRINI
- Sandy & The Beachcombers
- Sandy Pierce
- Sandy's
- Santiago Bailey
- Santo y Los Sustos
- Santoros
- Sapotone
- Saros
- Saros-FM
- Sauce Mob
- Saulo León
- Say Sue Me
- Saíbe
- SCALON
- Scotch Greens
- Second Hand Sublime
- Secret Agent
- Sergio del Humo
- Seu Cuca
- Severine Devereaux
- Sex On The Beach
- SexWax Surfers
- Señor Atómico
- Shadowy Men On A Shadowy Planet
- Shakal
- Shark e os Tubarões
- Shasta Ray
- Shelter Boy
- Shiba
- Shorebilly
- Sick Hyenas
- Sidderal Magic
- Sidney Mayonn
- Siimas
- Siluetler
- SiNnakel
- Sir Bald Diddley & His Wig-Outs
- SiriSessions
- Slots
- Soaring High
- Sou eu Amaro
- Southern Backtones
- SPLIT ATOM
- Sr. Bikini
- Starlighters
- Stefan Raab
- Stereophonic Space Sound Unlimited
- Still Trees
- Strandakustik
- Strange Waters
- Strato Feelings
- Strange Waters
- Strato Feelings
- Stuart Reece
- Studio Arbo
- Stéfano Ferraz & Os Manjares
- Suburbia
- Sucker Jesus
- Sun Cousto
- Sun Sweet Sun
- Sunday Dad Hat
- Superfine Hum
- Surf Aliens
- Surf Collective
- Surf Curse
- Surf Girls
- Surf Guitar
- Surf Punks
- Surf Rock Is Dead
- Surf Sessions
- Surfadelica
- Surfistas No Muertos
- Surfman from Andromeda
- Surfonica
- Surfunes
- Suspensivos Inflamables
- Swami John Reis
- Swamp
- Swampland
- Sweet
- Sweven