| Caellum | A name meaning a chisel or tool. |
| CAENEUS | myth name (a woman who asked to become a man) |
| Caenis | Daughter of Atrax. |
| Caerau | From the castle. |
| Caerleon | Name of a battle site |
| Caerlion | A name meaning fortress of lions. |
| Caersewiella | Lives at the watercress spring |
| Caerwyn | Derived from the Welsh elements caer 'fortress' and gwyn 'white, fair'. |
| CAESAR | Derived from the Latin for hairy. |
| Caesare | An Italian form meaning hairy one. |
| Caethes | A name of uncertain Greek origin. |
| Caezar | Variant of Caesar: Hairy. |
| Cafall | King Arthurs legendary hound. |
| Cafell | A variant of the name for a hound. |
| Caffar | An ancient name meaning conqueror. |
| Caffara | A name meaning a place of shelter. |
| Caffaria | A name meaning a fertile valley. |
| Caflice | A name meaning a joyful spirit. |
| Cagney | An Irish name meaning houndlike. |
| Caha | Desirable; Charming |
| Cahal | Strong in battle |
| Cahil | A Gaelic name meaning battle. |
| Cahir | A name meaning warrior of war. |
| Cahira | A name meaning brave warrior. |
| CAI | A name meaning to rejoice. |
| Caia | A name meaning to rejoice. |
| Caidance | Rhymic beat. Alternate Spelling: Cadence. |
| Caidya | Intelligent; Administrator |
| Caieta | A name meaning one who rejoices. |
| Caila | Slender. Variant of Caley or Cailley: |
| Cailan | A name meaning slender child. |
| Cailean | Virile: Contemporary variant of Cailean Child. |
| Caileen | A name meaning pure and slim. |
| Caileigh | Variation of Caitlin, derived from the Gaelic name Caitlinn, meaning 'pure' or 'chaste'. |
| Cailen | A name meaning slender youth. |
| Cailey | "Lark, musical one." |
| Cailie | A name meaning slender beauty. |
| Cailin | A Gaelic word meaning girl. |
| Cailleach | A divine hag or old woman. |
| Caillen | A powerful, strong warrior. |