| Cabrera | Unisex | Spanish Names |
| Cachi | Man | Spanish Names |
| Cadelaria | Woman | Spanish Names |
| Calderon | Unisex | Spanish Names |
| Calida | Woman | Spanish Names |
| California | Woman | Spanish Names |
| Calixto | Man | Spanish Names |
| Camacho | Unisex | Spanish Names |
| Camilo | Man | Spanish Names |
| Campos | Woman | Spanish Names |
| Candela | Woman | Spanish Names |
| Candelaria | Woman | Spanish Names |
| Cano | Unisex | Spanish Names |
| Capote | Man | Spanish Names |
| Cardenas | Unisex | Spanish Names |
| Caridad | Woman | Spanish Names |
| Carillo | Unisex | Spanish Names |
| Carina | Woman | Spanish Names |
| Carlita | Woman | Spanish Names |
| Carlito | Man | Spanish Names |