| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 141 | Caileigh | Gaelic | Slender. Variant of Caley or Cailley: (French) 'from the forest. | F | |
| 142 | Cailen | Gaelic | Child. | M | |
| 143 | Cailin | Gaelic | Girl; lass. | F | |
| 144 | Caillen | Gaelic | Child. | M | |
| 145 | Cailley | Gaelic | Slender. Variant of Caley or Cailley: (French) 'from the forest. | F | |
| 146 | Cailyn | Gaelic | Girl; lass. | F | |
| 147 | Caimheul | Gaelic | Crooked mouth. | M | |
| 148 | Cairistiona | Gaelic | Christian. | F | |
| 149 | Cait | Gaelic | Pure. | F | |
| 150 | Caitlin | Gaelic | Pure. An Irish Gaelic variant of Catherine from the Old French form of the name. | F | |
| 151 | Caitrin | Gaelic | Form of the Greek Catherine meaning 'pure'. | F | |
| 152 | Caleigh | Gaelic | Slender. Variant of Caley or Cailley: (French) 'from the forest. | F | |
| 153 | Caley | Gaelic | Slender. | M | |
| 154 | Calhoun | Gaelic | From the narrow forest. | M | |
| 155 | Callan | Gaelic | Powerful in battle. | F | |
| 156 | Callee | Gaelic | Variant of Cayley meaning from the forest. | F | |
| 157 | Callen | Gaelic | Powerful in battle. | F | |
| 158 | Calli | Gaelic | Variant of Cayley meaning from the forest. | F | |
| 159 | Callie | Gaelic | Variant of Cayley meaning from the forest. | F | |
| 160 | Callum | Gaelic | Dove. Can also be a variant of Malcolm: 'Servant/disciple of Columba'. | M | |