- Clutterbillies
- Clyde Brewer
- Clyde Davenport
- Clyde H. Dotson Jr.
- Clyde Hady
- Clyde Lewis
- Clyde Moody
- Clyde Phillips
- ClydeLucas
- Coal Creek Bluegrass Band
- Coal Porters
- Coast Ranch Hands
- Cobb
- Cobble Hillbillies
- Coben
- Codie Prevost
- Cody Bryant
- Cody Canada
- Cody Gill Band
- Cody Hubach
- Cody James
- Cody Kilby
- Cody Lambert
- Cody Lyons
- Cody Nicolas
- Cody Shuler
- Cody Sumpter
- Cody Walden
- Cody Widner
- Coe Pop Records
- Coin
- Col Carter
- Col. Jim Silvers
- Colby Dee
- Cold Cold Heart
- Cold Creek
- Coldwater Canyon
- Cole
- Cole Cross
- Cole Deggs & The Lonesome
- Cole McAllen
- Cole Seaver
- Cole Wilson
- Cole Young
- Cole Younger Ford
- Coleman Wilson
- Colette Kavanagh
- Colin Amey