| Name | Meaning | Gender | Origin |
|---|
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | |
| Chocky | | Unisex | Hebrew |
| Chocolata | | Unisex | Hebrew |
| Chocolate | Product of cocoa seeds used for drinks or candy | Male | |
| Cinnamon | | Female | Hebrew |
| Claude | Lame.
| Male | |
| Cleveland | land near the hill, from the cliffs | Male | English |
| Clove | Spice | Male | German |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Coco | A pet name.
| Female | Spanish |
| Cocoa | cocoa Jumbo | Female | Color |
| Cody | Helpful.
| Male | English |
| Coffee | | Unisex | Hebrew |
| Coke | Short for the most famous brand of soft drink, Coca-Cola. | Unisex | |
| Cola | Carbonated soft drink made in part from extract of the cola nut. | Unisex | |
| Copper | A reddish brown metal - as in copper penny coins. Also slang for a police officer. | Female | Word |
| Copper | A reddish brown metal - as in copper penny coins. Also slang for a police officer. | Female | Word |
| Cricket | A leaping insect | Female | Nature |
| Cuckoo | | Unisex | Hebrew |
| Daisy | Day's eye. A flower name.
| Female | |
| Daisy | Day's eye. A flower name.
| Female | |
| Della | German, noble | Female | English |
| Digger | One that digs. | Unisex | |
| Donovan | dark | Male | Irish |