- C+C Music Factory
- C-Block
- C.C. Catch
- Cale, J.J.
- Calexico
- Calum Scott
- Calvin Harris
- Camel
- Cameo
- Camila Cabello
- Camouflage
- Can
- Canned Heat
- Cappella
- Capristo, Mandy
- Cara, Alessia
- Cara, Irene
- Cardigans
- Carey, Mariah
- Carl Douglas
- Carlisle, Belinda
- Carlton, Vanessa
- Carly Rae Jepsen
- Carly Simon
- Caro Emerald
- Carolina Liar
- Carolyne Mas
- Carpenters
- Cars
- Carter, Aaron
- Cascada
- Cassandra Steen
- Catterfeld, Yvonne
- Caught In The Act
- Cee Lo Green
- Celentano, Adriano
- Celine Dion
- Chao, Manu
- Chapman, Tracy
- Charli XCX
- Cheatham, Oliver
- Cherry, Eagle-Eye
- Cheryl
- Chicago
- Chicory Tip
- Chipmunk
- Chris Brown
- Chris De Burgh
- Chris Rea
- Christina Aguilera
- Christina Milian
- Christina Perri
- Christina Stürmer
- Christopher, Luke
- Ciara
- Cilmi, Gabriella
- City
- Clapton, Eric
- Clare, Alex
- Clark, Anne
- Clarkson, Kelly
- Clash
- Climie Fisher
- Clout
- Clowns & Helden
- Clueso
- Cobra Starship
- Cocker, Joe
- Cock Robin
- Cody Simpson
- Cohen, Leonard
- Colbie Caillat
- Coldplay
- Collective Consciousness Society (C.C.S.)
- Collins, Edwyn
- Collins, Phil
- Communards
- Connor, Sarah
- Conor Maynard
- Corley, Al
- Cosa Rosa
- Craig David
- Cranberries
- Cream
- Creed
- Creedence Clearwater Revival (C.C.R.)
- Cro
- Croce, Jim
- Culcha Candela
- Cullum, Jamie
- Culture Beat
- Cyndi Lauper
- Cyrus, Miley
