Starting with letter C
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 41 | Caersewiella | English | Lives at the watercress spring. | M | |
| 42 | Caerwyn | Welsh | White fortress. | M | |
| 43 | Caesar | Latin | The family name of Roman dictator Gaius Julias Caesar. Its origin is uncertain:, but may come from 'caesaries' meaning hair, or 'caesius' meaning 'bluish-grey, or 'caedere' meaning to cut, perhaps referring to his birth by Caesarean section. | M | |
| 44 | Caesar | Shakespearean | Antony and Cleopatra'. Octavius Caesar, Roman triumvir. 'The Tragedy of Julius Caesar' Julius Caesar, Roman statesman and general. | M | |
| 45 | Caesare | Greek | Long haired. | M | |
| 46 | Caezar | Latin | Variant of Caesar: Hairy. | M | |
| 47 | Caffar | Irish | Helmet. | M | |
| 48 | Cahal | Celtic | Strong in battle. | M | |
| 49 | Cahal | Irish | Variant of Cathall: Ready for war. | M | |
| 50 | Cai | ArthurianLegend | Arthur's brother. | M | |
| 51 | Cai | English | Diminutive of Caius: A variant of Gaius; which is a more common form of the name in Britain. Famous bearer: Cambridge's Caius College is named after its founder, John Caius. | M | |
| 52 | Cai | Welsh | A diminutive of Cajus, frequently used as an independent name in Wales. Rejoicer. | M | |
| 53 | Cailean | Gaelic | Young dog, or child. Scottish Gaelic. | M | |
| 54 | Cailean | Scottish | Triumphant in battle; triumphant in war; virile. Contemporary variant of Cailean 'Child.'. | M | |
| 55 | Caillen | Scottish | Virile. | M | |
| 56 | Caimheul | Gaelic | Crooked mouth. | M | |
| 57 | Cain | Biblical | Possession; or possessed | M | |
| 58 | Cain | Hebrew | Spear; possessed. In the Bible Cain was the first murderer having killed his brother Abel in a fit of jealousy. | M | |
| 59 | Cain | Welsh | Clear water. | M | |
| 60 | Cainan | Biblical | Possessor, purchaser. | M | |