- Clinic -- Clinton Fufus
- Clinton Hensley -- Clive Gregson
- Clive Griffin -- Clocked out Duo
- Clocker Redbury -- Close Enough String Band
- Close Erase -- Cloud Party
- Cloud Plate -- Clowd9yne
- Clown -- Club Invaders
- Club Joy -- Clube Da Cristina Mel
- Clube De Balanco -- Cluster Bomb Unit
- Cluster & Brian Eno -- Clyde Shofield
- Clyde Stacy -- Cüneyt Sepetçi & Orchestra Dolapdere
- Cüneyt Yamaner & Engin Kapsiz -- Coach Sue Johnson
- Coachella -- Cobalt
- Cobalt 60 -- Cocaine
- Cocaine Bang -- CoCo
- Coco and the Bean -- Cocoa Otoko
- Cocoa Sarai -- Code
- Code -- Codians
- Codice -- Coenraad Bloemendal
- Coenraad Bloemendal & Erica Goodman -- Cohesive
- Cohete -- Col Hamilton
- Col Hardy -- Cold Coffee Stain
- Cold Cold Hearts -- Coldbeat
- Coldberg -- Colectivo
- Colectivo Circo Band -- Colette Nicholls
- Colette & Phil -- Colin Douglas - the Ceilidh Singer