| Name | Meaning | Gender | Origin |
|---|
| Buster | One that breaks up something | Unisex | American English |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Unisex | English |
| Caesar | Long Hair | Male | Latin |
| Cain | A spear | Male | Hebrew |
| Cal | Bald | Unisex | French |
| Calder | Uncertain, perhaps cold | Male | Norse |
| Camden | Uncertain, perhaps winding valley | Male | English |
| Cameron | Crooked nose | Unisex | Gaelic |
| Casey | From Cayce | Male | American English |
| Cassidy | Curly | Male | Gaelic |
| Channing | Knowing | Male | English |
| Chaos | Gaping void | Unisex | Greek |
| Charlie | Free man | Unisex | Germanic |
| Chauncey | Chancellor: Fortune: A Gamble. | Male | English |
| Chester | Camp | Male | Latin |
| Chewy | Needing chewing. | Unisex | English |
| Coco | A Pet Name. | Unisex | French |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Comet | A celestial body | Unisex | English |
| Cookie | A small flat, crisp cake | Unisex | English |
| Corbin | A steep hill | Male | Gaelic |
| Cormac | Son of raven | Male | Gaelic |
| Cricket | A leaping insect | Unisex | English |
| Cuddles | To nestle or snuggle. | Unisex | English |
| Dane | Honorable | Male | English |
| Dempsey | Proud, haughty | Male | Gaelic |
| Deuce | | Unisex | Hebrew |
| Devlin | Descendant of Doibhilin | Male | Gaelic |
| Diesel | | Unisex | Hebrew |
| Dillon | Like A Lion. | Male | Welsh |