| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 361 | Caoimhe | Irish | Lovely and charming. | F | |
| 362 | Caoimhghin | Irish | Variant of Caoimhin: Noble. | M | |
| 363 | Caoimhin | Irish | Noble. | M | |
| 364 | Caolaidhe | Irish | Slender. | M | |
| 365 | Caolan | Irish | Slender. | M | |
| 366 | Caomh | Irish | Lovable. | M | |
| 367 | Caraid | Irish | Friend. | F | |
| 368 | Carey | Irish | Of the dark ones. A variant of Cary in use since the 19th century. | F | |
| 369 | Carey | Irish | Of the dark ones. A variant of Cary in use since the 19th century. | M | |
| 370 | Carleen | Irish | Feminine form of Charles: manly. | F | |
| 371 | Carlin | Irish | Little champion. | M | |
| 372 | Carney | Irish | Champion; victorious. | M | |
| 373 | Carny | Irish | Variant of Carney: Champion; victorious. | M | |
| 374 | Carolan | Irish | An Irish surname; variant of Charles meaning manly. | F | |
| 375 | Carraig | Irish | From the rocky headland. | M | |
| 376 | Carrick | Irish | From the rocky headland. | M | |
| 377 | Carroll | Irish | Feminine of Carl; joy. | F | |
| 378 | Carroll | Irish | Manly. | M | |
| 379 | Cartagh | Irish | Variant of Carthach: Loving. A variant of Caradoc. The Irish St. Carthach, also known as St Carthage, founded an early 7th century monastery at Lismore, County Waterford. | M | |
| 380 | Carthach | Irish | Loving. A variant of Caradoc. The Irish St. Carthach, also known as St Carthage, founded an early 7th century monastery at Lismore, County Waterford. | M | |