| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 161 | Coiseam | Scottish | Steady; stable. | M | |
| 162 | Colin | Scottish | Young dog. A translation of the Gaelic 'Cailean' Also, 'victory of the people'. | M | |
| 163 | Colquhoun | Scottish | From Colquhoun. | M | |
| 164 | Comyn | Scottish | From Comines. | M | |
| 165 | Corey | Scottish | Seething pool. | M | |
| 166 | Cormag | Scottish | Raven. | M | |
| 167 | Cory | Scottish | Seething pool. | M | |
| 168 | Craig | Scottish | Dwells at the crag. From the Celtic word meaning rock or crag. | M | |
| 169 | Crannog | Scottish | Lake dweller. | M | |
| 170 | Crayton | Scottish | Border dweller. | M | |
| 171 | Creighton | Scottish | From the farm by the creek. | M | |
| 172 | Crisdean | Scottish | Follower of Christ; Christ. | M | |
| 173 | Crom | Scottish | Crooked. | M | |
| 174 | Cromwell | Scottish | From the crooked well. | M | |
| 175 | Cruim | Scottish | Crooked. | M | |
| 176 | Crystal | Scottish | Diminutive of Christopher. | M | |
| 177 | Cuddle | Scottish | This diminutive of Cuthbert may have given rise to the Scottish dialect word 'cuddy', meaning donkey. | M | |
| 178 | Cuddy | Scottish | This diminutive of Cuthbert may have given rise to the Scottish dialect word 'cuddy', meaning donkey. | M | |
| 179 | Culloden | Scottish | From the nook of the marsh. | M | |
| 180 | Cumhaige | Scottish | Dog/hound of the plain. | M | |