| Name | Meaning | Gender | Origin |
|---|
| Duncan | Dark complexioned warrior. | Male | Scottish |
| Dune | | Male | Hebrew |
| Dunn | brown | Male | Scottish |
| Dustin | valiant fighter, dark stone | Male | Norse |
| Dusty | Covered with dust, tinged with grey | Unisex | |
| Earl | A British nobleman equivalent to a European count | Male | English |
| Echo | Repetition of a sound caused by the reflection of sound waves. For one that barks or meows a lot. A nymph | Male | Greek |
| Edgar | Fortunate and powerful.
| Male | |
| Egbert | sword, famous, shiny | Male | Anglo- |
| Egon | Fiery | Male | Irish |
| Egor | | Unisex | Hebrew |
| Elmar | famous nobleman | Unisex | |
| Ethan | strong, firm, constant | Male | Hebrew |
| Evan | young warrior, well-born | Unisex | |
| Evander | early founder of rome, benevolent ruler | Unisex | |
| Fidel | faithful and sincere | Male | Latin |
| Finian | fair. Finians were warrior-followers of 3rd century legendary Irish hero Finn Mac Cumhail.
| Male | Irish |
| Finlay | fair heroe, sunbeam | Male | Irish |
| Finn | Blond
| Male | Irish |
| Fitzgerald | son of Gerald | Male | Irish |
| Flint | born near outcrop of flint | Male | English |
| Frank | Free | Male | English |
| Freedom | Freedom, Liberty | Male | English |
| Galahad | Son of Lancelot
| Male | |
| Gareth | gentle; enclosure; watchful | Male | Welsh |