| Name | Meaning | Gender | Origin |
|---|
| Charlie | a man: variant of Carl.
| Male | English |
| Charlotte | petite and femininewoman, feminine of Charles | Female | |
| Checkers | | Male | Hebrew |
| Cheddar | | Unisex | Hebrew |
| Cheech | | Unisex | Hebrew |
| Cheeta | | Unisex | Hebrew |
| Cheetah | | Unisex | Hebrew |
| Chelsea | river landing place, port | Female | |
| Chester | fortress, walled town, | Male | Latin |
| Chevy | Horseman: knight. An abbreviation of Chevalier. Actor-comedian Chevy Chase.
| Male | |
| Chico | Spanish for little | Male | Spanish |
| Chloe | Fresh young blossom, Greek for blooming | Female | Greek |
| Chubby | Rounded and plump | Unisex | |
| Chubby | Rounded and plump | Unisex | |
| Churchill | Lives at the church hill
| Male | English |
| Cici | Blind | Unisex | English |
| Cid | Contraction Of St. Denis | Unisex | English |
| Cj | | Unisex | |
| Clarence | bright | Male | Latin |
| Claude | Lame.
| Male | |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cleopatra | glory of the father | Female | Greek |
| Clio | praise, muse of history | Female | Greek |
| Cloud | | Male | Hebrew |