| Court | Courtier: court attendant. |
| Coyan | A name meaning quiet or shy person. |
| Coyne | A surname meaning a small coin. |
| Creissant | A variant meaning growing or increasing. |
| Crescent | Referring to the moons waxing phase. |
| Cretien | A name meaning a follower of Christ. |
| Curcio | Derived from a name meaning court. |
| Curt | A short or brief person. |
| Curtice | A polite or courteous man. |
| Curtis | A polite or refined person. |
| Cybille | A variant of the ancient oracle |
| Cyrano | Cyrano de Bergerac was a seventeenth-century soldier and science-fiction writer. |
| Daija | A name meaning already or gift. |
| Daijah | A name meaning already or gift. |
| Daimmen | A saint that took care of children. |
| Daisi | A name meaning a small white flower. |
| Daja | A name meaning a gift from the heavens. |
| Damia | A name meaning to tame or subdue. |
| Damiana | A name meaning to tame or master. |
| Damiane | A name meaning to tame or subdue. |
| Damien | A name meaning to tame or subdue. |
| Dandre | Combination name for andre |
| Danniell | God is my judge |
| Danton | Variant of Anthony. |
| Darcel | Meaning dark or from Arcy. |
| Darcell | A dark one from the forest. |
| Darcelle | Dark one from the fortress. |
| Darcey | From the town of Arcy, France. |
| Darchelle | A dark and noble presence. |
| Darci | One who comes from the dark. |
| Darcia | From the dark one or darkhaired |
| Darcio | Dark. Variant of Darcy or D'Arcy. |
| Darcy | From Arcy Dark. |
| Dareau | Variant of Darrel open. |
| Darell | Derived from the word for beloved. |
| Dartagnan | The Three Musketeers by Dumas was based on the real D'artagnan's memoirs. |
| Dash | To move with great speed. |
| Dashiell | A name meaning page boy. |
| Daveney | Name of a town and castle in Flanders. Also a rhyming variant of Daphne. |
| Davet | A unique name meaning the beloved. |