| Decapolis | Containing ten cities. |
| December | The tenth month of the old calendar. |
| Decha | A name meaning power or authority. |
| Dechen | Health and Happiness; Ultimate Bliss |
| Dechtire | Mythical nursemaid |
| Decima | The tenth child or the tenth born. |
| Decimus | Tenth. This name was often given to the tenth child in large families. |
| Decius | The Tragedy of Julius Caesar' Decius Brutus, a conspirator against Caesar. |
| Decker | One who covers or a roof builder. |
| Decla | Feminine form of Declan the name of a saint |
| Declan | The name of an Irish saint. |
| Deco | A style of decorative modern art. |
| Dedan | Their breasts, friendship, a judge. |
| Dedanim | The descendants of Dedan. |
| Dedeepya | Shining or glowing brightly |
| Dedeer | A variant of the name Deer |
| Dedipya | Shining; Goddess Durga; Lord Sun |
| Dedo | A name meaning gift of God |
| Dedre | A form of the name Deirdre |
| Dedric | Gifted ruler. Variant of Diederick. |
| Dedrick | Gifted ruler. Variant of Diederick. |
| Dedrik | People's ruler. |
| Dee | Abbreviation of names beginning with the letter D. |
| Deeaanj | One who is very precious |
| Deeana | Variant of Diana meaning divine. |
| Deeandra | Blend of Deanne: (divine) plus variants of Andrea: (masculine) and Sandra: (protector of man.) |
| Deeann | Variant of Diana meaning divine. |
| Deeanna | Variant of Diana meaning divine. |
| Deeb | An Arabic name meaning wolf |
| Deeba | A name meaning silk fabric |
| Deebak | A name meaning a bright lamp |
| Deebasri | Beautiful as god |
| Deebe | Variant of Dibi: Brocade. Gold tissue. |
| Deebriana | A unique, modern name form |
| Deedar | One who has a noble vision |
| Deedhimat | Shining; Brilliant; The Sun |
| Deedhiti | Brightness; Splendour; Divine Inspiration; Devotion; Prayer |
| Deedhyan | Shining; Brilliant; The Sun |
| Deedipya | Shining or radiant light. |
| Deedra | Melancholy. A variant of the older name Deirdre In Celtic legend Deirdre died of a broken heart. |