| Name | Meaning | Gender | Origin |
|---|
| Clem | Latin, mild, merciful | Male | |
| Clifton | place on a cliff | Male | English |
| Clovis | clover | Male | Teutonic |
| Columbus | Capital of Ohio, USA. | Male | English |
| Cooper | Barrel maker | Male | English |
| Cornelius | horn | Male | Latin |
| Creed | Creed | Unisex | English |
| Creola | named for the Jimmy Buffett song | Unisex | |
| Crockett | large curl | Male | English |
| Cyrus | throne | Male | Persian |
| Dante | lasting | Male | Latin |
| Darby | from the deer estate | Male | Irish |
| Dario | Rich
| Male | Italian |
| Dayna | Of Denmark | Unisex | English |
| Demetrius | lover of the earth, given to the Earth goddess | Male | Greek |
| Dempsey | From the judge's meadow
| Male | Irish |
| Denver | green valley | Male | English |
| Desmond | man of the world, society | Male | Irish |
| Destin | destiny | Male | Latin |
| Dimitri | Earth Goddess | Male | French |
| Dirk | English from German form of THEODORIC, the people's ruler | Male | Flemish |
| Doc | | Unisex | Hebrew |
| Drew | sturdy, vision | Male | English |
| Edmund | fortunate protector | Male | English |
| Efren | Doubly fruitful. Form of Hebrew Ephraim
| Male | |