| Name | Meaning | Gender | Origin |
|---|
| Coffee | | Unisex | Hebrew |
| Coke | Short for the most famous brand of soft drink, Coca-Cola. | Unisex | English |
| Cola | Charcoal | Unisex | English |
| Colby | Coalworker | Male | English |
| Cooper | Barrel maker | Male | English |
| Corbin | A steep hill | Male | Gaelic |
| Corey | God's peace | Male | Germanic |
| Cricket | A leaping insect | Unisex | English |
| Darth | | Unisex | Hebrew |
| Davin | Beloved | Male | Hebrew |
| Diesel | | Unisex | Hebrew |
| Domino | Small, rectangular black and white blocks used in the game of dominos. | Unisex | English |
| Dougal | Black stranger | Male | Gaelic |
| Douglas | Black water | Male | Gaelic |
| Doyle | Dark stranger | Male | Gaelic |
| Duchess | From the AristoCats | Unisex | English |
| Dwayne | Dark, black | Male | Gaelic |
| Eclipse | | Unisex | Hebrew |
| Eightball | Black ball used in pool/billiards. | Unisex | English |
| Elmer | Noble and famous | Male | Germanic |
| Fang | Fragrant | Unisex | Chinese |
| Fetch | To go after something and return with it. | Unisex | English |
| Forest | Forest | Male | English |
| Garfield | Triangular field | Male | English |
| Gemini | Twin | Unisex | Latin |
| George | Earth worker | Male | Greek |
| Godiva | Gift from God | Unisex | English |
| Goose | | Unisex | Hebrew |
| Guiness | | Unisex | Hebrew |
| Gunner | Battle | Male | Norse |