| Firstname | Gender | Origin | Meaning of name | Form | Pronunciation |
|---|---|---|---|---|---|
| Chalmette |  | N/A | Itself | (CHAL met) | |
| Cheveyo | | Hopi mythological monster | Itself | (CHEE veh yo) | |
| Chogan | | Black bird | Itself | (CHO gun) | |
| CJ | | N/A | Itself | (see jay) | |
| Coshawn | | N/A | Shawn | (KO shawn) | |
| Cuba | | Name of country; centre of an island | Itself | (KYUU bah) | |
| Cayman | | African | Alligator | Kamon | (KAY mun); (KY mun) |
| Caymun | | African | Alligator | Kamon | (KAY mun); (KY mun) |
| Cid | | Arabic | Lord | Itself | (sid) |
| Cyd | | Arabic | Lord | Cid | (sid) |
| Firstname | Gender | Origin | Meaning | Form | Pronunciation |
|---|---|---|---|---|---|
| Cephus | | Aramaic | Stone | Cephas | (SEE fus) |
| Chimalli | | Aztec | Shield | Itself | (chee MAHL ee) |
| Chimalpopoca | | Aztec | Smoking shield | Itself | (chee mahl poh poh ka) |
| Cuauhtémoc | | Aztec | Descending eagle | Itself | (kwaw teh mok) |
| Cortland | | Dutch | Short land | Itself | (kort LAND) |
| Courtland | | Dutch | Short land | Cortland | (KOORT land) |
| Cable | | English | Rope | Itself | (KAY bull) |
| Cade | | English | Round; lumpy; gentle; barrel-maker | Itself | (kayd) |
| Caden | | English | N/A | Itself | (KAY den) |
| Caiden | | English | N/A | Caden | (KAY den) |