| Name | Meaning | Gender | Origin |
|---|
| Bolt | | Unisex | Hebrew |
| Boomer | A large full grown kangaroo. A baby boomer. | Unisex | English |
| Boris | Battle, fight | Male | Slavonic |
| Bruiser | A large heavyset man | Unisex | English |
| Bruno | Armour | Male | Germanic |
| Brutus | Heavy, slow, foolish | Male | Latin |
| Bubba | | Unisex | Hebrew |
| Buck | He-goat | Male | English |
| Bullet | A metal cylinder shot from a rifle or gun. Used to express speed. | Unisex | English |
| Bully | An overbearing person, a ruffian | Unisex | English |
| Buster | One that breaks up something | Unisex | American English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Caesar | Long Hair | Male | Latin |
| Capone | | Unisex | Hebrew |
| Carlo | Free man | Male | German |
| Carlos | Free man | Male | German |
| Carmine | Garden | Male | Hebrew |
| Cash | Cash | Unisex | English |
| Cassius | Empty | Male | Latin |
| Chance | Good fortune | Male | English |
| Chaos | Gaping void | Unisex | Greek |
| Cheese | | Unisex | Hebrew |
| Cherokee | People Of A Different Speech. One Of The Largest American Indian Tribes. | Unisex | English |
| Chica | Pet Name Meaning Little Girl. | Unisex | English |
| Chico | Boy | Male | Spanish |
| Chief | One in highest rank or authority. | Unisex | English |
| Chopper | Slang for helicopter. One who chops or cuts. | Unisex | English |
| Chops | The lower cheek or jowls. A cut of meat containing a bone. | Unisex | English |
| Chubbs | Rounded and plump. | Unisex | English |
| Chucky | Free man | Unisex | German |