- Sybille Bierögel -- Sybris
- Sybyo -- Sych
- Sycho Bill -- Syclonus
- Syclops -- Sycophant
- Sycosis -- Syd Barrett
- Syd Barrett's Privateers -- Syd Lawrence
- Syd Lieberman -- Syd Valentine's Patent Leather Kids
- Syd Young -- Sydewynder
- Sydmonton Festival Cast -- Sydney
- Sydney Arnold -- Sydney Carter
- Sydney Chaplin -- Sydney Devine
- Sydney Ellis -- Sydney Irons
- Sydney Joe Qualls -- Sydney Lehman
- Sydney Lipton -- Sydney Lipton And His Orchestra