| Name | Meaning | Gender | Origin |
|---|
| Bubbles | Thin spherical liquid filled with gas. Irrepressible activity. | Male | |
| Burt | fortress | Unisex | |
| Butter | | Unisex | Hebrew |
| Candi | Variant of Candida. Bright: glowing white.
| Female | |
| Candy | Confectionery made with sugar. | Female | English |
| Caramel | A smooth chewy candy | Unisex | |
| Carmel | From the vinyard
| Female | Hebrew |
| Cassidy | Clever: Curly-headed.
| Female | Irish |
| Cassie | Abbreviation of Cassandra. Unheeded prophetess. In Homer's The Iliad Cassandra's prediction of the fall of Troy was unheeded.
| Female | English |
| Chiara | light, clear | Female | Italian |
| Chikako | Wise Child | Unisex | Japanese |
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | |
| Chong | | Unisex | Hebrew |
| Cinderella | little ash-girl | Female | |
| Claire | bright, clear | Female | |
| Clara | bright, clear | Female | Latin |
| Clarabelle | bright and beautiful | Female | Latin |
| Clarence | bright | Male | Latin |
| Clarice | Latin, bright, clear | Female | English |
| Clarissa | bright, clear | Female | Latinized |
| Clarisse | Clear, Illuminated | Unisex | French |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Conrad | brave counsel | Male | |