| Christienne | Follower of Christ |
| Christy Ann | Follower of Christ |
| Christy Anne | Follower of Christ |
| Chrysanta | A name meaning golden flower. |
| Chrysanthe | A name meaning golden blossom. |
| Chrystabel | A name meaning beautiful gold. |
| Chrystabelle | A name meaning beautiful gold. |
| Chrystiann | Follower of Christ |
| Chrystobel | A name meaning beautiful gold. |
| Chuckster | A nickname for a cheerful person. |
| Chuks | God did great deeds |
| Chul Moo | A name meaning iron or strong metal. |
| Chung Hee | A name meaning righteous joy. |
| Chung Ho | Chinese name meaning 'good fortune' or 'prosperity' |
| Ciaera | Variant of Ciara, means 'dark-haired' or 'black' |
| Ciaira | Variant of Ciara, means 'dark-haired' or 'black' |
| Ciannan | Ancient and wise descendant |
| Ciarah | Variant of Ciara, means 'dark-haired' or 'black' |
| Ciarrah | Variant of Ciara, means 'dark-haired' or 'dark beauty' |
| Cibyl | A variant of the name Sibyl. |
| Cillinah | A unique name often associated with a small church. |
| Cindea | A modern name meaning a bright and glowing light. |
| Cindeah | A variant spelling meaning a bright, radiant light. |
| Cindee | A short form of Cynthia meaning moon or moonlight. |
| Cindey | A diminutive of Cynthia |
| Ciprienne | One who is from Cyprus island. |
| Citlaly | A Nahuatl name meaning a shining bright star. |
| Claare | A Manx form of Clara meaning bright or clear. |
| Clae | A variant of Clay meaning earth or clay worker. |
| Claeborn | An English name meaning dweller by the brook. |
| Claeborne | A surname meaning dweller by the clay brook. |
| Claebourn | A variant meaning dweller by the clay brook. |
| Claeburn | Dweller by the clay brook |
| Claeton | From the town of clay soil |
| Clai | A variant of the name Clay |
| Claiburn | One from the clay boundary |
| Claiburne | Dweller near clay stream |
| Claidianus | Derived from Roman lineage |
| Claira | A bright and clear person |
| Clairissa | One who is bright and clear |