| Name | Meaning | Gender | Origin |
|---|
| Cinnamon | A spice | Female | Greek |
| Claude | Disabled | Female | Latin |
| Cleo | Of a well known father | Female | Greek |
| Cloe | Variant Of Chloe. | Unisex | English |
| Clown | | Unisex | Hebrew |
| Comet | A celestial body | Unisex | English |
| Copper | A reddish brown metal - as in copper penny coins. Also slang for a police officer. | Unisex | English |
| Cora | Maiden | Female | Greek |
| Cujo | | Unisex | Hebrew |
| Daisy | Day's eye | Female | English |
| Daphne | Laurel | Female | Greek |
| Demon | Demon | Unisex | Greek |
| Diesel | | Unisex | Hebrew |
| Digger | One that digs. | Unisex | English |
| Dinky | Dog on National Lampoon's Vacation | Unisex | English |
| Doc | Short for doctor | Unisex | English |
| Dodger | One that dodges or evades | Unisex | English |
| Dog | Domesticated carnivorous mammal. Dogs exhibit enormous genetic variety with over 2 different breed types. Man's best friend. | Unisex | English |
| Domino | Small, rectangular black and white blocks used in the game of dominos. | Unisex | English |
| Dopey | | Unisex | Hebrew |
| Drifter | | Unisex | Hebrew |
| Duchess | From the AristoCats | Unisex | English |
| Dug | From The Dark Water | Unisex | Scottish |
| Dumbo | | Unisex | Hebrew |
| Dusty | Thor's stone | Unisex | Norse |
| Dutchess | | Unisex | Hebrew |
| Einstein | | Unisex | Hebrew |
| Electra | Shining | Female | Greek |
| Faith | Faith | Female | English |
| Fala | Crow | Female | Native American |