| Name | Meaning | Gender | Origin |
|---|
| Chutney | | Unisex | Hebrew |
| Cindy | Abbreviation of Cynthia and Lucinda.
| Female | English |
| Cinnamon | | Female | Hebrew |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cobber | A pal or buddy | Unisex | |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Cocoa | cocoa Jumbo | Female | Color |
| Cody | Helpful.
| Male | English |
| Cuddles | To nestle or snuggle. | Unisex | |
| Dag | daylight | Male | Scandinavian |
| Daisy | Day's eye. A flower name.
| Female | |
| Daisy | Day's eye. A flower name.
| Female | |
| Dakota | Friend: ally. Tribal name.
| Female | Place-name |
| Dapple | | Unisex | Hebrew |
| Dash | To move with haste, to rush. Punctuation. Long sound in Morse code. | Male | English |
| Dice | Small cubes with sides numbered 1 to 6 used in games. | Male | Word |
| Digger | One that digs. | Unisex | |
| Dingo | | Male | Hebrew |
| Domino | Small, rectangular black and white blocks used in the game of dominos. | Male | Latin |
| Dot | Small mark. Short for Dorothy - Gift of God Short sound in Morse code. Abbreviation of Dorothy. | Female | English |
| Dottie | gift of God | Female | English |
| Dotty | From Dorothy - Gift of God. Also covered in dots. Another meaning is amusingly eccentric or absurd. | Unisex | |