| Name | Meaning | Gender | Origin |
|---|
| Cinder | | Unisex | Hebrew |
| Claudia | Feminine of Claude.
| Female | Latin |
| Clementine | mild, merciful | Female | |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |
| Cloud | | Male | Hebrew |
| Cobweb | | Unisex | Hebrew |
| Connor | lover of hounds | Male | Irish |
| Cosmic | | Unisex | Hebrew |
| Cotton | | Male | Hebrew |
| Crimson | A deep of vivid red colour. | Female | Color |
| Cyan | greenish blue color | Male | English |
| Daisy | Day's eye. A flower name.
| Female | |
| Daisy | Day's eye. A flower name.
| Female | |
| Darcy | from Arcy | Male | English |
| Diamond | In The Rough | Female | |
| Dinah | Alice in Wonderland's cat | Female | Hebrew |
| Dion | Short for Dionysus | Male | Greek |
| Dizzy | | Female | Hebrew |
| Doodle | To draw when bored or abstracted. | Unisex | |
| Dove | dove, a bird | Male | Color |
| Dragon | Dragon, Fire Breathing Creature | Unisex | English |
| Dream | Dream | Male | English |
| Duffy | Dark Faced | Female | Celtic |
| Duke | Highest ranking nobleman | Male | English |