| Name | Meaning | Gender | Origin |
|---|
| Bugsy | | Unisex | Hebrew |
| Burton | Fort town | Male | English |
| Buster | One that breaks up something | Unisex | American English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Butter | | Unisex | Hebrew |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Unisex | English |
| Buzz | To move quickly and busily, to bustle | Male | English |
| Byron | At the cattle sheds | Male | English |
| Carson | Son Of Carr | Male | Gaelic |
| Casey | From Cayce | Male | American English |
| Chandler | Candle seller | Male | English |
| Chaos | Gaping void | Unisex | Greek |
| Charles | Free man | Male | Germanic |
| Charlie | Free man | Unisex | Germanic |
| Checkers | | Unisex | Hebrew |
| Chesney | Oak wood | Unisex | French |
| Chester | Camp | Male | Latin |
| Chico | Boy | Male | Spanish |
| Chief | One in highest rank or authority. | Unisex | English |
| Chip | Free man | Male | German |
| Clancy | Red | Male | Gaelic |
| Clayton | Clay settlment | Male | English |
| Clinton | Settlement on the river Glyme | Male | English |
| Coco | A Pet Name. | Unisex | French |
| Cocoa | Cocoa Jumbo | Unisex | English |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Connor | Lover of hounds | Male | Gaelic |
| Corrie | Maiden | Unisex | Greek |
| Crackers | | Unisex | Hebrew |
| Cuddles | To nestle or snuggle. | Unisex | English |