| Caylie | - | Arabic Name | Caylin | - | Gaelic Name |
| Cayne | - | Hebrew Name | Cayson | - | American Name |
| Cazibe | - | Turkish Name | Ceallach | - | Gaelic Name |
| Ceana | - | American Name | Ceanfhionn | - | Gaelic Name |
| Ceara | - | Gaelic Name | Ceard | - | Scottish Name |
| Ceardach | - | Scottish Name | Cearo | - | Anglo Name |
| Ceasar | - | English Name | Ceawlin | - | Anglo Name |
| Cece | - | Australian Name | Cecelia | - | Latin Name |
| Cecil | - | United States Name | Cecil | - | Latin Name |
| Cecil | - | West Indies Name | Cecile | - | French Name |
| Cécile | - | Cameroon Name | Cecilia | - | Maori Name |
| Cecília | - | Portuguese Name | Cecilia | - | Romanian Name |
| Cecilie | - | Norse Name | Cecilio | - | Italian Name |
| Cecilius | - | Dutch Name | Cecillia | - | Australian Name |
| Cecily | - | English Name | Cecylia | - | Latin Name |
| Cedar | - | English Name | Cedar | - | Maori Name |
| Cedd | - | Anglo Name | Cedric | - | United States Name |
| Cédric | - | Cameroon Name | Cedric | - | English Name |
| Cedrick | - | Celtic Name | Cedrik | - | English Name |
| Cedron | - | Biblical Name | Cedrych | - | Welsh Name |
| Ceehan | - | Maori Name | Ceejay | - | African Name |
| Ceepe | - | Indian Name | Ceihli | - | Scottish Name |
| Ceili | - | Gaelic Name | Ceilidh | - | Scottish Name |
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