| Name | Meaning | Gender | Origin |
| Delrico | Of the King. | M | French |
| Delron | Of the King. | M | French |
| Delroy | belonging to the king | M | French |
| Delsy | Variant of Delsin: He is so. | M | Native American |
| Delta | Mouth of a River | F | Greek |
| Delton | From the town in the valley. | M | English |
| Delu | The Only Girl | F | African |
| Delvin | proud friend; friend from the valley | M | English |
| Delvon | Godly friend. | M | English |
| Delwen | Derived from the Welsh words for neat and fair. | F | Welsh |
| Delwin | Valley friend. | M | Teutonic |
| Delwyn | Valley friend. | M | Teutonic |
| Delyssa | Variant of Latin Delicia: Gives pleasure. | F | English |
| Delyth | Derived from the Welsh words for neat and pretty. | F | Welsh |
| Dema | Calm. | M | Russian |
| Deman | Judge. | M | Anglo-Saxon |
| Demarco | a combination of the prefix De + Marco | M | Italian |
| Demarcus | a combination of the prefix De + Marcus | M | American |
| Demario | a combination of the prefix De + Mario | M | Italian |
| Demas | Popular. | E | Biblical |
| Demason | Judge's son. | M | English |
| Demasone | Judge's son. | M | English |
| Dembe | Peace | M | African |
| Demelza | Fortified. A Cornish place name sometimes used as a first name. Famous bearer: Demelza was the heroine of British author Winston Graham's Poldark novels. | F | English |
| Demeter | Lover of the Earth | F | Greek |
| Demetra | Goddess of Fertility | F | Greek |
| Demetria | Goddess of Fertility | F | Greek |
| Demetrios | Gift from Demeter. | M | Greek |
| Demetrius | Goddess of Fertility | M | Greek |
| Demi | Half/ Small | F | Greek |
| Demichael | a combinatio of the prefix De + Michael | M | American |
| Demitri | a short form of Demetrius | M | Greek |
| Demitrius | Lover of the Earth | M | Greek |
| Demodocus | A blind hero. | M | Greek |
| Demogorgon | A Greek name for Satan. | M | Greek |
| Demonassa | Wife of Hippolochus. | F | Latin |
| Demond | Of man. | M | African-American |
| Demont | mountain | M | French |
| Demophon | Son of Theseus. | M | Greek |
| Demorris | a combination of the prefix De + Morris | M | American |
| Demos | people | M | Greek |
| Demothi | talks while walking | M | Native American |
| Dempster | Judge | M | English |
| Den | From Denmark. | M | Norse |
| Dena | Valley or Vindicated | F | Hebrew |
| Denae | Form of Danae; the mythological mother of Perseus by Zeus. | F | Greek |
| Denali | Great One | F | Hindi |
| Denay | Form of Danae; the mythological mother of Perseus by Zeus. | F | Greek |
| Denby | From the Danish settlement. | M | Anglo-Saxon |
| Dendera | From Dendera. | F | Egyptian |