| Calliroe | Woman | Greek Names |
| Callison | Woman | American Names |
| Callista | Woman | Greek Names |
| Callisto | Woman | Greek Names |
| Callistus | Man | Latin Names |
| Callithyia | Woman | Greek Names |
| Calloway | Unisex | French Names |
| Callum | Man | Scottish Names |
| Calogero | Man | Latin Names |
| Calrose | Woman | American Names |
| Calum | Man | Scottish Names |
| Calup | Man | American Names |
| Calvagh | Man | Irish Names |
| Calvin | Man | Latin Names |
| Calvine | Woman | Latin Names |
| Calypso | Unisex | Greek Names |
| Cam | Unisex | Scottish Names |
| Camacho | Unisex | Spanish Names |
| Camara | Man | African - West Africa Names |
| Camaxtli | Man | Aztec Names |