| Name | Meaning | Gender | Origin |
|---|
| Chico | Boy | Male | Spanish |
| Clemens | Merciful, mild, gentle | Male | Latin |
| Coco | A Pet Name. | Unisex | French |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Cookie | A small flat, crisp cake | Unisex | English |
| Cricket | A leaping insect | Unisex | English |
| Cuddles | To nestle or snuggle. | Unisex | English |
| Cupid | Desire | Unisex | Latin |
| Cutie | A cute character. | Unisex | English |
| Danni | God is my judge | Unisex | Hebrew |
| Dash | From Chiel | Male | French |
| Dinky | Dog on National Lampoon's Vacation | Unisex | English |
| Dippy | | Unisex | Hebrew |
| Dixie | Strong power | Male | English |
| Dixon | Son of Dick | Male | English |
| Dizzy | | Unisex | Hebrew |
| Domino | Small, rectangular black and white blocks used in the game of dominos. | Unisex | English |
| Donny | World rule | Male | Gaelic |
| Duchess | From the AristoCats | Unisex | English |
| Duffy | Son of Dubhthach or DubhshÃth | Unisex | Gaelic |
| Duke | Duke | Male | English |
| Dustin | Thor's stone | Unisex | Norse |
| Ellis | My God is the Lord | Unisex | Hebrew |
| Elmo | Helmet | Male | Germanic |
| Elvis | Meaning unknown | Male | English |
| Ezra | Aid | Male | Hebrew |
| Felix | Happy | Male | Latin |
| Festus | Holiday | Unisex | Latin |
| Finn | Fair | Male | Gaelic |
| Foxy | Resembling a fox. Slang for sexy | Unisex | English |