| Cheftzi-Bah | | - | Biblical Hebrew | |
| Chenaniah | | - | Biblical | |
| Chizqiyahu | | - | Biblical Hebrew | |
| Chloe | | KLO-ee (English) | English, Biblical, Biblical Latin, Biblical Greek, Ancient Greek, Greek Mythology | |
| Chuldah | | - | Biblical Hebrew | |
| Claudia | | KLAW-dee-ə (English), KLOW-dee-ah (German, Dutch), KLOW-dyah (Italian, Spanish, Romanian) | English, German, Dutch, Italian, Spanish, Romanian, Biblical, Ancient Roman | |
| Cleopas | | KLEE-ə-pəs (English) | Biblical, Biblical Latin | |
| Cleophas | | KLEE-ə-fəs (English) | Biblical | |
| Clopas | | KLO-pəs (English) | Biblical | |
| Cornelius | | kər-NEE-lee-əs (English), kawr-NAY-lee-us (Dutch), kawr-NE-lee-uws (German) | Ancient Roman, English, Dutch, German, Biblical | |
| Crescens | | - | Late Roman, Biblical Latin | |
| Cyrus | | SIE-rəs (English) | English, Biblical, Biblical Latin, Ancient Greek (Latinized) | |
| Damaris | | DAM-ə-ris (English) | Biblical, Biblical Greek | |
| Dan (1) | | DAN (English) | Biblical, Biblical Hebrew, Hebrew | |
| Danihel | | - | Biblical Latin | |