| Name | Meaning | Gender | Origin |
|---|
| Chip | Fried slice of potato. Small piece of candy e.g. chocolate chip. | Male | |
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | |
| Chocky | | Unisex | Hebrew |
| Chocolate | Product of cocoa seeds used for drinks or candy | Male | |
| Chrome | | Unisex | Hebrew |
| Cisco | Frenchman or free man | Male | English |
| Coca | World famous soft drink, Coca Cola. | Unisex | |
| Coca | World famous soft drink, Coca Cola. | Unisex | |
| Coconut | Edible white flesh of the coconut palm tree. | Unisex | |
| Coffee | | Unisex | Hebrew |
| Cognac | Type of French brandy. | Unisex | |
| 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 Penny | | Unisex | Hebrew |
| Corky | Lively, buoyant. | Unisex | |
| Dapple | | Unisex | Hebrew |
| Don | World Leader | Male | English |
| Donald | ruler of the world, brown stranger | Male | Scottish |
| Donovan | dark | Male | Irish |
| Dougal | Black stranger | Male | Scottish |
| Duane | dark, from the dunes | Male | Irish |
| Dun | Dark | Unisex | English |
| Duncan | Dark complexioned warrior. | Male | Scottish |
| Dune | | Male | Hebrew |
| Dunn | brown | Male | Scottish |