| Name | Meaning | Gender | Origin |
|---|
| Diesel | | Male | Hebrew |
| Diesel | | Male | Hebrew |
| Digit | | Unisex | Hebrew |
| Dill | after the herb | Unisex | |
| Dinky | dog on National Lampoon's Vacation | Unisex | |
| Dino | From The Dene | Male | English |
| Dion | Short for Dionysus | Male | Greek |
| Disney | | Unisex | Hebrew |
| Diva | Divine one
| Female | Latin |
| Dixie | Abbreviation of Richard. In the USA Dixie refers to the French word for ten: also to the southern states below the Mason- Dixon line.
| Female | Latin |
| Dobby | Works at Hogwarts.
| Male | |
| Dodger | One that dodges or evades | Unisex | |
| Dolby | | Unisex | Hebrew |
| Dolce | Sweet | Unisex | |
| Dolly | Variant of the Greek Dorothy meaning Gift of God.
| Female | English |
| Dominic | Belonging To God | Male | English |
| Domino | Small, rectangular black and white blocks used in the game of dominos. | Male | Latin |
| Don Juan | | Unisex | Hebrew |
| Dorothy | a gift of god | Female | English |
| Dottie | gift of God | Female | English |
| Dragon | Dragon, Fire Breathing Creature | Unisex | English |
| Duchess | From the AristoCats
| Female | |
| Duke | Highest ranking nobleman | Male | English |
| Duncan | Dark complexioned warrior. | Male | Scottish |
| Dusty | Covered with dust, tinged with grey | Unisex | |