- C B Luce
- C. Buggs Coombs
- C-C-B
- C. C. Grace
- C. Christian
- C. Company
- C. Hartford
- C. Lynne Smith
- C Michael Spriggs
- C. Moman
- C O NEILL & CO
- C. Rains
- C. Skinner
- C. Thomas Johnson
- C. Wiseman
- C.A. Null
- Cabin Fever
- Cabinet
- Cabinet
- Cache Valley Drifters
- Cactus Blossoms
- Cactus Choir
- Cactus Hunters
- Cactus Jones
- CACTUS MOSER
- Cactus Motel
- Cadilac & Wine
- Cadillac Blue
- Cadillac Cowboys
- Cadillac Cowgirl
- Cages Bend
- Caglo Mac
- Cain Hall
- Caitlin Kelly
- Caitlin Linney
- Caitlin Rose
- Caitlin Rose (Trend Records)
- Cal Maddox
- Cal Shurm & His Rhythm Ranchers
- Cal Smith
- Cal Stage
- Cal Stewart
- Calbert Holstein
- Cale Moon
- Caleb Klauder
- Caleb Olin
- CalebFinch
- Calico
- California
- California (Bluegrass)
- California Connection
- California Cowboys
- Callahan Brothers
- Calloway's West Virginia Mountaineers
- Calvin Colkitt
- Calvin Colkitt
- Calvin Davidson
- Calvin Simmons
- Cam Waters
- Camel Foot Raiders
- Camerata Cassovia
- CAMERON EDWARD NEILSON
- Camey Doucet
- Cami Ross
- Camilla Guldager
- Camilla Larsen
- Camille
- Camille Alvey
- Camille Harrison
- Camp Creek Boys
- Camp Harlow
- Campus Tradition
- Canaan Smith
- Canadian Crossfire
- Candace Anderson
- Candace Asher
- Candace Randolph
- Candace Randolph
- Candler Lee
- Candlewyck
- Candy Chase
- Candy Coburn
- Candy Mountain Boys
- Candy Parton
- Can.Ky.Ree
- Cannonhands
- Canterbury Country Dance Orchestra
- Captain Gravel
- Captain Kane & Big Trouble
- Captain Sam Crutchfield
- Captain Stubby & The Buccaneers