| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| CLEMENTIUS | - | Late Roman | ||
| Clements | ['klemənts] | |||
| Clemmie | ['klemi] | |||
| Clemons | ['klemənz] | |||
| Cleo | ['kli:əu] | |||
| CLEO | KLEE-o | English | ||
| CLEON | - | Ancient Greek (Latinized) | ||
| CLEOPAS | KLEE-ə-pəs (English) | Biblical, Biblical Latin | ||
| Cleopatra | [kliə'pa:trə] | |||
| CLEOPATRA | klee-ə-PAT-rə (English) | Ancient Greek (Latinized) | ||
| CLEOPHAS | KLEE-ə-fəs (English) | Biblical | ||
| CLETIS | KLEE-tis | English (Rare) | ||
| CLETO | KLE-to (Italian, Spanish) | Italian, Spanish, Portuguese | ||
| CLETUS | KLEE-təs | English | ||
| CLEVE | KLEEV | English |