| Name | Meaning | Gender | Origin |
|---|
| Buford | | Unisex | Hebrew |
| Burley | Lives At The Caste's Meadow | Unisex | English |
| Caddie | One hired to carry golf clubs | Unisex | |
| Cammie | Young Ceremonial Attendant | Unisex | English |
| Cammy | Young Ceremonial Attendant | Unisex | English |
| Carli | Manly | Unisex | English |
| Cassy | Frivolous | Unisex | English |
| Catarina | Blessed, Pure, Holy | Unisex | Italian |
| Celina | Heavenly | Unisex | English |
| Chanelle | Canal, Pipe | Unisex | English |
| Chere | Variant Of Cherie Dear One;Darling | Unisex | French |
| Chery | | Unisex | Hebrew |
| Chin | Golden | Unisex | Chinese |
| Cho | butterfly | Unisex | |
| Chrissie | Anointed, Follower Of Christ | Unisex | English |
| Cira | Sun | Unisex | Italian |
| Clarke | Clergyman, Scholar | Unisex | English |
| Cliff | From Clifford - From the ford by the cliff. | Unisex | |
| Colonel | Army, Air Force or Marine officer ranked above Lieutenant but below Brigadier. | Unisex | |
| Conner | desire, wise aid, wolf-lover | Unisex | |
| Contessa | | Unisex | Hebrew |
| Corazon | Heart | Unisex | Filipino |
| Creed | Creed | Unisex | English |
| Creola | named for the Jimmy Buffett song | Unisex | |
| Cris | Anointed, Follower Of Christ | Unisex | English |