| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Cerridwen | - | Welsh | ||
| Cerridwyn | - | Welsh | ||
| Cerys | - | Welsh | ||
| CesÁRia | - | Portuguese | ||
| CesÁRio | - | Portuguese | ||
| CevahİR | - | Turkish | ||
| Cevdet | - | Turkish | ||
| CezÁRio | - | Portuguese (Brazilian) | ||
| Cezar | - | Romanian, Portuguese (Brazilian) | ||
| Cezary | tse-ZAH-ri | Polish | ||
| ChÂU | - | Vietnamese | ||
| ChÍ | - | Vietnamese | ||
| Chad | CHAD | English | ||
| Chadwick | CHAD-wik | English | ||
| Chalice | CHAL-is | English (Rare) |