| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| CÉZar | - | Portuguese (Brazilian) | ||
| CÔNg | - | Vietnamese | ||
| CÚC | - | Vietnamese | ||
| Cadeyrn | - | Ancient Celtic | ||
| Cadmus | - | Greek Mythology (Latinized) | ||
| Caecilia | - | German, Ancient Roman | ||
| Caecilius | - | Ancient Roman | ||
| Caelan | KAY-lən | English (Rare) | ||
| Caelestinus | - | Late Roman | ||
| Caelestis | - | Late Roman | ||
| Caelia | - | Ancient Roman | ||
| Caelie | KAY-lee | English (Rare) | ||
| Caelina | - | Ancient Roman | ||
| Caelinus | - | Ancient Roman | ||
| Caelius | - | Ancient Roman |