| Candie | Variant of Candida. Bright: glowing white. |
| Cari | Abbreviation of Caridad meaning dear: darling. A star in the Orion constellation. |
| Carilla | Feminine form of Charles manly |
| Carisa | Meaning a very dear or beloved person. |
| Carletta | Feminine form of Charles manly |
| Carlita | Feminine form of Charles manly |
| Carlito | Form of charles |
| Carlomagno | Charles the Great |
| Carlota | Variant of Charlotte meaning manly |
| Carmelita | Spanish name meaning little garden. |
| Carmencita | A little song or little poem. |
| Carminda | A name meaning song or vineyard. |
| Carolo | Variant of Carlos: Man |
| Carona | A Latin name meaning a crown. |
| Carrola | A feminine form meaning free man. |
| Casandra | Unheeded prophetess. In Homer's 'The Iliad' Cassandra's prediction of the fall of Troy was unheeded. |
| Casimiro | Famous destroyer of all discord. |
| Casta | A Latin term meaning pure, chaste, or virtuous. |
| Castel | A name derived from the word for a fortress. |
| Catalina | Pure and clear in nature. |
| Catalonia | a region of spain |
| Cedro | Abbreviation of Isadoro strong gift. |
| Celerina | A name meaning swift or speedy. |
| Celesta | A name meaning heavenly or celestial. |
| Celestina | A feminine name meaning heavenly. |
| Cenobia | Spanish form of Zenobia born of Zeus |
| Ceri | Variant of Cyril. |
| Ceria | Variant of Cyril. |
| Cesar | Derived from the word for hair. |
| Cesara | A feminine form meaning hairy. |
| Cesario | Variant of Caesar. |
| Cesaro | A variant meaning the hairy one. |
| Chago | A Spanish nickname for Santiago. |
| Chakwaina | A Hopi deity of the hunt. |
| Chale | strong and manly |
| Chalina | A name meaning a beautiful rose flower. |
| Chan | Form of John, meaning 'God is gracious' / a shining man; Nickname for John.; Right.; Shining.; A shining woman |
| Chango | Variant of Chago: Heel. |
| Chano | Abbreviations for names ending in -ano and -rio. Chan: (Chinese) family name. |
| Chanti | A name meaning to sing songs. |