| Name | Meaning | Gender | Origin |
|---|
| Club Flush | | Unisex | |
| Clubs | | Unisex | |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Cordelia | In Shakespeare's King Lear a woman of rare honesty.
| Female | Latin |
| Corinna | maiden | Female | Greek |
| Crookshanks | Hermione's cat in the Harry Potter books | Unisex | |
| Crookshanks | | Unisex | Hebrew |
| Cub | | Unisex | |
| Daffodil | | Female | |
| Dakota | Friend: ally. Tribal name.
| Female | Place-name |
| Dalila | Delicate
| Female | Swahili |
| Debbie | Bee. Deborah was the Biblical prophetess who summoned Barak to battle against an army of invaders. After the battle she wrote a victory song which is part of the Book of Judges.
| Female | Short |
| Debra | Bee. Deborah was the Biblical prophetess who summoned Barak to battle against an army of invaders. After the battle she wrote a victory song which is part of the Book of Judges.
| Female | Spelling |
| Dolce | Sweet | Unisex | |
| Donna | Lady
| Female | Italian |
| Donny And Marie | | Unisex | Hebrew |
| Dr Jekyll And Mr Hyde | | Unisex | |
| Droopy | | Unisex | Hebrew |
| Dusk | | Unisex | Hebrew |
| Dusty | Covered with dust, tinged with grey | Unisex | |
| Eleena | Shining light. Variant of Helen.
| Female | |
| Elfida Grogg | portrait dweller.
| Female | |
| Elladora | Sirius' aunt, beheaded old house elves
| Female | |