| Dahlia | Flower named for botanist A. Dahl | Girl | Scandinavian |
| Dan | Form of DANIEL - God is my judge | Boy | Hebrew |
| Dani | Fem. form of DANIEL - God is my judge | Girl | Hebrew |
| Danielle | Fem. form of DANIEL - God is my judge | Girl | Hebrew |
| Danny | Form of DANIEL - God is my judge | Boy | Hebrew |
| Darrel | Form of DARYL - dear, beloved | Boy | English |
| Darrell | Form of DARYL- dear, beloved | Boy | Anglo-Saxon |