| Name | Meaning | Gender | Origin |
|---|
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Clover | Clover
| Female | |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Cody | Helpful.
| Male | English |
| Coral | Greek for small stone. Sincere or from the sea. Marine animal whose skeletons form coral reefs. | Female | Nature |
| Courtney | from the court | Female | |
| Cricket | A leaping insect | Female | Nature |
| Crystal | Variant of Christiana. Follower of Christ.
| Female | |
| Crystal | Variant of Christiana. Follower of Christ.
| Female | |
| Daisy | Day's eye. A flower name.
| Female | |
| Daisy | Day's eye. A flower name.
| Female | |
| Dakota | Friend: ally. Tribal name.
| Female | Place-name |
| Dallas | Dwells by the waterfall
| Male | Place-name |
| Dani | Feminine of Daniel God will judge.
| Male | English |
| Darcy | from Arcy | Male | English |
| Deja | before | Unisex | |
| Delilah | Desired. Languishing. The Biblical Delilah tempted Samson into revealing the secret of his superhuman strength.
| Female | Arabic |
| Demi | half, small | Female | Greek |
| Desiree | desired, wished | Female | |
| Destiny | Destiny, Fate | Female | English |
| Devon | defender | Male | English |
| Diablo | The Devil | Female | Spanish |