| Name | Meaning | Gender | Origin |
|---|
| Cake | | Unisex | Hebrew |
| Calypso | Greek for concealor. A type of music originating in the West Indies. Also a satellite of Saturn. | Male | Greek |
| Cappuccino | | Unisex | Hebrew |
| Cappuccino | | Unisex | Hebrew |
| Captain | One who commands or leads others. Officer in command of ship, aircraft, police or fire station. | Male | |
| Caruso | | Male | Hebrew |
| Casey | brave, watchful | Male | Irish |
| Casino | | Unisex | Hebrew |
| Caspian | from C.S. Lewis The Chronicles of Narnia | Male | Place |
| Cato | all-knowing | Male | Latin |
| Chad | Defence
| Male | English |
| Chadwick | dairy farm | Male | English |
| Chaos | Kay-oss | Male | |
| Charles | manly, strong | Male | |
| Charm | Charm, Joy, Delight | Unisex | English |
| Cheetah | | Unisex | Hebrew |
| Cherub | | Unisex | Hebrew |
| Cheshire | | Unisex | Hebrew |
| Chevalier | knight, chase, hunt | Unisex | |
| Chief | One in highest rank or authority. | Unisex | |
| Cho | butterfly | Unisex | |
| Citrine | | Unisex | Hebrew |
| Cobweb | | Unisex | Hebrew |
| Colin | Strong and virile; victorious army; youth, child, victor | Male | English |
| Conan | Hound.
| Male | Irish |