| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1041 | Ciceron | English | Variant of Cicero: Chick pea. | M | |
| 1042 | Cingeswell | English | Lives at the king's spring. | M | |
| 1043 | Cingeswiella | English | Lives at the king's spring. | M | |
| 1044 | Cinwell | English | Lives at the king's spring. | M | |
| 1045 | Circehyll | English | Lives at the church hill. | M | |
| 1046 | Cis | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |
| 1047 | Ciss | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |
| 1048 | Cissie | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |
| 1049 | Cissy | English | Diminutive of Christie: Diminutives of any masculine or feminine name begining with Christ-, for example Christahel, Christian, or Christopher. | M | |
| 1050 | Claec | English | Dark. | M | |
| 1051 | Claeg | English | Mortal. | M | |
| 1052 | Claegborne | English | From the clay brook. | M | |
| 1053 | Claegtun | English | Mortal. | M | |
| 1054 | Claiborn | English | From the clay brook. | M | |
| 1055 | Claiborne | English | Variant of Clayborne: Stream by a clay bed. | M | |
| 1056 | Clair | English | Diminutive of Clarence: Clear. | M | |
| 1057 | Clarance | English | Variant of Clarence: Clear. | M | |
| 1058 | Clare | English | Diminutive of Clarence: Clear. | M | |
| 1059 | Clarence | English | From the surname and place name Clare, meaning bright or clear. Famous bearers: George, Duke of Clarence, brother of King Edward IV and King Richard III, who is traditionally believed to have drowned in Malmsey wine. | M | |
| 1060 | Clarey | English | Diminutive of Clarence: Clear. | M | |