| NAME | ORIGIN | MEANING | B/G |
| Calais | French | City in France | Girl |
| Calandre | French | Lark. | Girl |
| Calanthe | French | Beautiful flower. | Girl |
| Camile | French | Free-born; noble. Variant of Camilla. | Girl |
| Camillei | French | Free-born; noble. Variant of Camilla. | Girl |
| Cammi | French | Free-born; noble. Variant of Camilla who was the swift-running warrior maid in Virgil's 'Aeneid'. | Girl |
| Campbell | French | beautiful field | Boy |
| Candide | French | Bright; glowing white. Also sweet. | Girl |
| Cannan | French | Variant of Cannon: Church official. | Boy |
| Canning | French | Variant of Cannon: Church official. | Boy |
| Cannon | French | Church official. | Boy |
| Canon | French | Variant of Cannon: Church official. | Boy |
| Capucina | French | Cape. | Girl |
| Capucine | French | Hood | Girl |
| Carel | French | strong | Boy |
| Caress | French | Tender touch. | Girl |
| Caressa | French | Loving touch | Girl |
| Caresse | French | beloved | Girl |
| Carlo | French | Strong. | Boy |
| Carnation | French | Flesh - colored. | Girl |
| Carol | French | Melody, Song | Girl |
| Carole | French | Variant of Carole: The french form of the English Carol, a dimunitive of Charles meaning strong. | Girl |
| Caron | French | pure | Girl |
| Carressa | French | Tender touch. | Girl |
| Case | Old French | chest | Boy |
| Cateline | French | Variant of Katherine meaning pure. | Girl |
| Cathicen | French | Variant of Catherine: Pure, clear. Form of the Latin Katharina, from the Greek Aikaterina. | Girl |
| Cayenne | French | Hot Spice | Girl |
| Cearbhall | French | Manly. | Boy |
| Cecile | French | Blind | Girl |