| Clover | A lucky meadow plant with leaves. |
| Cnut | Old Norse name meaning knot. |
| Corey | Chosen; God's Servant; Hill hollow.; From the hollow; of the churning waters; Ravine.; From the round hill or hollow.; Seething pool; Variant of Cory meaning variously - From the round hill: seething pool: ravine |
| Courtland | Dweller by the dark stream |
| Courtnay | Dweller by the dark stream |
| Coventina | Name of a nymph |
| Cwen | An old word meaning queen. |
| Cwene | A woman or female person. |
| Cyst | A medical term for a closed sac or pouch. |
| Daedbot | A messenger of the gods. |
| Daegal | Dweller by the dark stream |
| Dalston | From Dougal's place. |
| Darel | Derived from the word for beloved. |
| Darelene | A variant meaning dear or beloved. |
| Darelle | A feminine form meaning beloved. |
| Daryl | Derived from the meaning of beloved. |
| Dawn | The first light of the morning. |
| Deman | A name meaning one who is a thinker. |
| Denby | From the Danish settlement |
| Denisc | A rare variant of the Greek name Dionysius. |
| Deogol | One who is a servant of the Lord. |
| Derian | A person of the dark valley. |
| Desmond | Gracious defender |
| Diera | A name meaning the valley. |
| Dohtor | A variant of the word doctor. |
| Don | A noble and respected leader |
| Dougal | Dweller by the dark stream |
| Douglas | Dwells by the dark stream; Dweller by the dark stream; Dark water. In the seventeenth century, this name was as popular for girls as for boys.; Dark stranger; From the dark river. The Scottish Douglas clan had two historical branches: (Black Douglases and |
| Drefan | One who is a bold adventurer. |
| Dreng | A brave and noble warrior. |
| Dreogan | One who performs great deeds. |
| Durwin | A dear and beloved friend. |
| Durwyn | A loyal and trusted friend. |
| Eacnung | Old English term meaning increase. |
| Eadbert | Old English for bright and wealthy. |
| Eadgard | A name meaning a wealthy guardian. |
| Eadgyth | Wife of Edward the Confessor |
| Eadig | An old name meaning rich or blessed. |
| Eadignes | A name meaning wealth or fortune. |
| Eadlin | A name meaning a wealthy protector. |