| Name | Meaning | Gender | Origin |
|---|
| Bubba | | Unisex | Hebrew |
| Bubblegum | | Unisex | Hebrew |
| Bull | The adult male of certain large animals like cattle and elephants | Unisex | English |
| Bully | An overbearing person, a ruffian | Unisex | English |
| Bunky | | Unisex | Hebrew |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Butterbean | | Unisex | Hebrew |
| Buzz | To move quickly and busily, to bustle | Male | English |
| Caesar | Long Hair | Male | Latin |
| Cain | A spear | Male | Hebrew |
| Caleb | Dog | Male | Hebrew |
| Callie | Most beautiful | Female | Greek |
| Calvin | Bald | Male | French |
| Cameo | Delicate,carved relief | Unisex | English |
| Candice | Fire-white | Female | Greek |
| Captain | A captain | Unisex | English |
| Caramel | A smooth chewy candy | Unisex | English |
| Carla | Man | Female | German |
| Carley | Free man | Female | German |
| Cayenne | Red ground spice from several varieties of capsicum | Female | English |
| Cecile | From The Latin Cecilia Meaning Blind. The Blind St. Cecilie - Patron Saint Of Music - Was A Talented Musician. | Female | English |
| Cedric | Battle Leader | Male | Literary |
| Celeste | Heavenly | Female | French |
| Chadwick | Ceadda's dairy farm | Male | English |
| Chance | Good fortune | Male | English |
| Chandler | Candle seller | Male | English |
| Charisma | Charm, appeal | Female | English |
| Chatter | | Unisex | Hebrew |
| Checkers | | Unisex | Hebrew |
| Cheech | | Unisex | Hebrew |