| Carmel | Garden | Male |
| Carmela | Garden | Female |
| Carmelita | Garden | Female |
| Carmelo | Fruitful Orchard. Refers To Mount Carmel In Palestine. | Male |
| Cashel | From Cashel | Male |
| Cavan | From Cavan | Male |
| Cecilia | Blind One | Female |
| Cedric | Battle Leader | Male |
| Cedrina | Modern Feminine Of Cedric. | Female |
| Celeste | Heavenly. | Female |
| Celestia | Heavenly. | Female |
| Cenobia | Stranger | Female |
| Chalmers | Rules The Home | Male |
| Charlotte | Tiny And Feminine. Also Feminine Of Charles Meaning Manly | Female |
| Cherise | Dear | Female |
| Chester | Lives At The Camp Of The Soldiers. | Male |
| Chet | Camp Of The Soldiers. | Male |
| Chiamaka | God Is Spelndid. | Male |
| Chilam | Snowbird | Female |
| Chisisi | Secret | Male |
| Chosovi | Hopi Name Meaning "Bluebird." | Female |
| Chriselda | Strong | Female |
| Christabel | Variant Of Christiana. Follower Of Christ. | Female |
| Cian | Ancient | Male |
| Ciara | Saint Or Dark. Feminine Of Ciaran. | Female |