| Name | Meaning | Gender | Origin |
|---|
| Cheddar | | Unisex | Hebrew |
| Chewy | Needing chewing. | Unisex | English |
| Chico | Boy | Male | Spanish |
| Chief | One in highest rank or authority. | Unisex | English |
| Chip | Free man | Male | German |
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | English |
| Chloe | Means | Female | English |
| Chopsticks | | Unisex | Hebrew |
| Chum | | Unisex | Hebrew |
| Cinnamon | A spice | Female | Greek |
| Coby | Supplanter | Unisex | Hebrew |
| Coco | A Pet Name. | Unisex | French |
| Cocoa | Cocoa Jumbo | Unisex | English |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Cole | Coal | Male | English |
| Comet | A celestial body | Unisex | English |
| Conan | Little wolf hound | Male | Gaelic |
| Cookie | A small flat, crisp cake | Unisex | English |
| Cooper | Barrel maker | Male | English |
| Cosmo | Order | Male | Greek |
| Crystal | Crystal | Female | English |
| Cuddles | To nestle or snuggle. | Unisex | English |
| Cupcake | Small cake baked in a cup shaped container | Unisex | English |
| Curly | Having curls or wavy hair. | Unisex | English |
| Cutie | A cute character. | Unisex | English |
| Cydney | Wide meadow | Female | English |
| Daisy | Day's eye | Female | English |
| Dakota | The allies | Female | Native American |
| Dale | Dweller in the valley | Male | English |
| Damian | To tame | Male | Greek |