- Caden
- Caldwell
- Cambay
- Camdyn
- Camelot
- Candy
- Carinthia
- Carlisle
- Carol
- Carrington
- Carter
- Cartimandua
- Cayman
- Celandine
- Chaela
- Channing
- Charis
- Charla
- Charlesetta
- Charmaine
- Chaucer
- Chelone
- Chelsea
- Cherry
- Cheryl
- Chesley
- Chesney
- Childers
- Christina
- Christmas
- Claennis
- Claiborne
- Cleva
- Clover
- Cody
- Colby
- Cole
- Colisa
- Colwyn
- Comfort
- Conroy
- Cooper
- Copeland
- Cora
- Coral
- Corday
- Corliss
- Courtney
- Coventina
- Coy
- Creda
- Cresusa
- Cwen
- Cyan
- Cydney
- Cyneburhleagh