| Canura | With Thin Thighs |
| Canute | Derived from the word for knot. |
| Canyon | A deep gorge carved by a river. |
| Caoimhghin | Noble birth or kind by nature. |
| Caoimhin | A gentle and handsome person. |
| CAOLABHUINN | from the narrow river |
| Caolaidhe | One who is slender or graceful. |
| Caolan | A name meaning little slender one. |
| Caomh | Someone who is dear or beloved. |
| Caomhan | A gentle and saintly person. |
| Capala | Swift; Lightning |
| CAPANEUS | myth name (one of the attackers against Thebes) |
| CAPEK | A person from a cape or headland. |
| Capernaum | The field of repentance, City of comfort. |
| Caphis | The Life of Timon of Athens' Timon's servant. |
| Caphtor | A sphere, buckle, or hand. |
| Capin | Armed with a Bow |
| Cappadocia | A sphere, buckle, or hand. |
| Cappi | A person who wears a small cap. |
| Captain | He who is in charge. |
| Capucius | King Henry the Eighth' Ambassador from the Emperor Charles V |
| Capulet | The Tragedy of Romeo And Juliet' Lady Capulet, wife to Capulet.;The Tragedy of Romeo And Juliet' Juliet's Father, head of the Capulet house, at variance with the Montagues. |
| Car | A wheeled motor vehicle for travel. |
| Caradawc | An ancient name meaning beloved. |
| Caradawg | Legendary father of Eudav. |
| Caradoc | A Welsh name meaning beloved one. |
| Caradog | Variant of Caradoc: Affection; amiable. |
| Caraidland | From the land between the streams |
| Caraka | Wanderer; A Wandering Religious Student |
| Caramichil | Friend of Saint Michael. |
| Carbrey | A name meaning charioteer. |
| Carbry | A name meaning strong charioteer. |
| Carcas | The covering of a lamb. |
| Carcer | A Latin term meaning a prison. |
| Carden | from the black fortress |
| Cardew | From the black fort |
| Cardinia | Derived from a place in Australia. |
| Careah | A name meaning a beloved person. |
| Carel | A name meaning a free man or person. |
| Carew | From the fortress |