| Name | Meaning | Gender | Origin |
|---|
| Cary | honest one, shy | Male | Latin |
| Casey | brave, watchful | Male | Irish |
| Cassidy | Clever: Curly-headed.
| Female | Irish |
| Cassie | Abbreviation of Cassandra. Unheeded prophetess. In Homer's The Iliad Cassandra's prediction of the fall of Troy was unheeded.
| Female | English |
| Cassy | Frivolous | Unisex | English |
| Cecil | blind | Male | Latin |
| Chance | French for luck | Male | |
| Charlie | a man: variant of Carl.
| Male | English |
| Chase | hunter, To follow or go in pursuit | Male | |
| Cherokee | Native American Tribe | Unisex | English |
| Chris | one who carries Christ | Male | English |
| Christian | annointed, follows Christ | Male | Greek |
| Christie | a Christian | Female | English |
| Christy | Greek and Latin, bearer of Christ | Male | Greek |
| Clem | Latin, mild, merciful | Male | |
| Cody | Helpful.
| Male | English |
| Connie | Constant, Firm | Male | English |
| Connor | lover of hounds | Male | Irish |
| Corey | raven, from the hollow | Male | Irish |
| Cory | from the hollow | Male | Irish |
| Courtney | from the court | Female | |
| Dakota | Friend: ally. Tribal name.
| Female | Place-name |
| Dale | Lives in the valley
| Male | English |
| Dallas | Dwells by the waterfall
| Male | Place-name |
| Dane | from Denmark | Male | English |