| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| CLAUDIA | KLAW-dee-ə (English), KLOW-dee-ah (German, Dutch), KLOW-dyah (Italian, Spanish, Romanian) | English, German, Dutch, Italian, Spanish, Romanian, Biblical, Ancient Roman | ||
| CLAUDIE | klo-DEE | French | ||
| Claudine | [klɔ:'di:n] | |||
| CLAUDINE | klo-DEEN | French | ||
| CLAUDIO | KLOW-dyo | Italian, Spanish | ||
| CLAUDIU | - | Romanian | ||
| CLAUDIUS | KLAW-dee-əs (English) | Ancient Roman | ||
| CLAUS | KLOWS | German, Danish | ||
| Clay | [klei] | |||
| CLAY | KLAY | English | ||
| Clayton | ['kleitn] | |||
| CLAYTON | KLAY-tən | English | ||
| CLEDWYN | - | Welsh | ||
| CLEENA | - | Irish | ||
| CLEISTHENES | KLIES-thə-neez (English) | Ancient Greek (Latinized) |