| Dudeman | Possibly derived from the Old English 'dud,' meaning foolish or silly. |
| Duduc | Possibly derived from the Old English 'dud,' meaning foolish or silly. |
| Dumgual | Possibly derived from the Old English 'dun,' meaning hill or mound. |
| Dumnagual | Possibly derived from the Old English 'dun,' meaning hill or mound. |
| Dumngual | Possibly derived from the Old English 'dun,' meaning hill or mound. |
| Dunnere | Possibly derived from the Old English 'dun,' meaning hill or mound. |
| Dunnuca | Possibly derived from the Old English 'dun,' meaning hill or mound. |
| Dunston | From the hill of brown stones. |
| Durnore | Possibly derived from the Old English 'durn,' meaning fortress or stronghold. |
| Duve | Possibly derived from the Old English 'dūf,' meaning dove or peace. |
| Dvnocati | Possibly derived from the Latin 'denuo,' meaning again or anew. |
| Dwighte | Derived from the Old English 'dwīg,' meaning strong or powerful. |
| Dydda | Possibly derived from the Old Welsh 'dydd,' meaning day or sun. |
| Dyfnwal | Possibly derived from the Old Welsh 'dyfn,' meaning deep or profound. |
| Dyk | Powerful or Peaceful Ruler |
| Dyttel | Possibly derived from the Old English 'dīt,' meaning gift or treasure. |
| Deither | army of the people |
| Thure | Derived from the Old Norse for thunder. |
| Deogracias | God's grace or favor |
| Deyu | Bright; Morality Preserver |
| Dominikus | Of the Lord, Belonging to God |
| Chais | A name meaning a person who is lively. |
| Charif | An Arabic name meaning noble or kind. |
| Chaton | A French word meaning kitten. |
| Chaunsey | Derived from a lucky surname. |
| Cheb | An Arabic term for a young man. |
| Chemin | The Way or Path |
| Cherif | Arabic name meaning 'noble' or 'exalted' |
| Cheyney | From the Oak Grove |
| Chinzo | Japanese name meaning 'wise and intelligent' |
| Choeur | French name meaning 'chorus' or 'song' |
| Choukri | Algerian name meaning 'bringer of joy' |
| Daghan | A Turkish name meaning 'big' or 'large' |
| Dalphin | A name meaning from the dolphin. |
| Danis | A shortened form of Daniel, meaning 'God is my judge' |
| Daouda | A French name meaning 'beloved of God' |
| Darly | From the meadow or dear meadow |
| Dauphine | The heir to the French throne |
| Delanoe | From the nut tree or walnut grove |
| Delroi | Derived from the French for king |