| Name | Meaning | Gender | Origin |
|---|
| Cub | | Unisex | |
| Cupcake | Small cake baked in a cup shaped container | Unisex | |
| Cyan | greenish blue color | Male | English |
| Dacio | from Dacia.
| Male | |
| Daffy | | Male | Hebrew |
| Dale | Lives in the valley
| Male | English |
| Damario | Masculine form of the Greek Damaris gentle.
| Male | Spanish |
| Dantae | Enduring. The poet Dante Alighieri wrote The Divine Comedy with its graphic description of medieval Hell known as Dante's Inferno.
| Male | |
| Darius | protector | Male | |
| Dedalus Diggle | Member, Order of the Phoenix.
| Male | |
| Demon | | Unisex | |
| Demon | | Unisex | |
| Deveral | Surnames derived from place name Deverel.
| Male | |
| Devereau | Surnames derived from place name Deverel.
| Male | |
| Dillon | Born Near The Sea | Male | Welsh |
| Dinky | dog on National Lampoon's Vacation | Unisex | |
| Disney | | Unisex | Hebrew |
| Dock | 7Th Son Of The 7Th Son | Unisex | English |
| Dundee | after the Marmelade | Male | Scottish |
| E.T. | Extra Terrestrial | Unisex | |
| Ebony and Ivory | | Unisex | Hebrew |
| Eclipse | | Unisex | Hebrew |
| Edgar | Fortunate and powerful.
| Male | |
| Edison | Son of Edward
| Male | English |
| Edmundo | Blessed Guardian | Male | Portuguese |