- Cripple Creek Band
- Cris Plata
- Cr'isis
- Crisptones Band
- Crista Lynn
- Cristina Lynn
- Cristina Noor
- Crit Harmon
- Critton Hollow
- Crocker & Beaty
- Crockett Frizzell
- Crockett's Kentucky Mountaineers
- Crooked Pine Stringband
- Crooked Still
- Crookneck Chandler
- Crookneck Chandler & the Tibbee Bottom Boys
- Cropduster
- Cross Canadian
- Cross Canadian Ragweed
- Cross-eyed Rosie
- Cross Timbers
- Crossfire
- Crossing Caldwell
- Crossroads Follies Gang
- Crowboy
- Crowder Brothers
- Crucial Smith
- Crusaders
- Crystal Bernard
- Crystal Gage
- Crystal Gayle
- Crystal Lynn
- Crystal Sands
- Crystal Sands
- Crystal Shawanda
- Crystal Springs Ramblers
- Crystal Springs Ramblers
- CS Nielsen
- CSS Security
- C.T. Newmann
- Cub Country
- Cubel
- Cuddles Newsome