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| Name | Meaning | Gender | Origin |
| Constantine | Firm/ constant | M | Greek |
| Consuela | Consolation | F | Spanish |
| Consuelo | Consolation | F | Spanish |
| Content | Satisfied/ happy | F | American |
| Conway | Hound of the plain | M | Welsh |
| Conyers | City in Georgia | M | American |
| Cook | cook | M | English |
| Cooper | Barrel Maker | M | English |
| Cora | Heart/ Maiden | F | Greek |
| Coral | Reef Formation | F | English |
| Coralee | a combination of Cora + Lee | F | American |
| Coralia | Like Coral | F | Greek |
| Coralie | Little Maiden | F | French |
| Corazon | Heart | F | Spanish |
| Corbett | Black Raven | M | Latin |
| Corbin | A Raven | E | Latin |
| Corby | Dark as a Raven | E | English |
| Corbyn | Raven-haired. | M | French |
| Corcoran | Reddish skinned. | M | Gaelic |
| Corcurachan | Reddish skinned. | M | Gaelic |
| Cordelia | Daughter of the Sea | F | English |
| Cordell | Rope Maker | M | English |
| Cordero | little lamb | M | Spanish |
| Corentine | Little Cora | F | African-American |
| Corey | Hollow | E | Celtic/Gaelic |
| Coriander | Romance/ Spice | E | Greek |
| Corin | A Maiden | F | French |
| Corina | Maiden | F | French |
| Corine | From the name CORINNE | F | French |
| Corinna | Maiden | F | Greek |
| Corinne | Maiden | F | Greek |
| Corinthia | From Corinth | F | Greek |
| Corissa | a familiar form of Cora | F | Greek |
| Corliss | From the name CARL or CARLISLE | F | English |
| Cormac | Charioteer | M | Celtic/Gaelic |
| Cornelia | From the name CORNELIUS | F | Latin |
| Cornelius | Horn-Colored | M | Latin |
| Cornell | From the name CORNELIUS | M | Celtic/Gaelic |
| Cornwallis | Man from Cornwall. | M | English |
| Corona | Kind. | F | Hindi |
| Coronis | Mother of Aesculapius. | F | Greek |
| Corradeo | Sage counselor. | M | Italian |
| Corrado | Bold. | M | German |
| Corran | Spear-bearer. | M | Irish |
| Correen | Maiden. | F | Irish |
| Correena | Maiden. | F | Irish |
| Corrianne | Variant of Cory meaning variously: from the round hill; seething pool; ravine. | F | Irish |
| Corrigan | spearman | M | Irish |
| Corrin | spear carrier | M | Irish |
| Cort | Bold or Short | M | English |