| Name | Meaning | Gender | Origin |
|---|
| Bobby | Bright fame | Unisex | Germanic |
| Bogart | Orchard | Male | German |
| Breezy | From Briseis The Woman Achilles Loved In Homer's Iliad. | Unisex | English |
| Brooke | A brook, stream | Unisex | English |
| Bruno | Armour | Male | Germanic |
| Brutus | Heavy, slow, foolish | Male | Latin |
| Buddy | Herald | Male | English |
| Bug | An insect. A disease-producing microorganism. An error in coding or logic that causes a malfunction in a computer a program. An electronic listening device. An enthusiasm. Slang for annoy. | Unisex | English |
| Bullet | A metal cylinder shot from a rifle or gun. Used to express speed. | Unisex | English |
| Buster | One that breaks up something | Unisex | American English |
| Butter | | Unisex | Hebrew |
| Buttons | | Unisex | Hebrew |
| Caesar | Long Hair | Male | Latin |
| Cain | A spear | Male | Hebrew |
| Carmel | Garden | Unisex | Hebrew |
| Casey | From Cayce | Male | American English |
| Cassidy | Curly | Male | Gaelic |
| Cecil | Blind | Male | Latin |
| Chaos | Gaping void | Unisex | Greek |
| Charlie | Free man | Unisex | Germanic |
| Chase | Huntsman | Male | English |
| Cheetah | | Unisex | Hebrew |
| Chester | Camp | Male | Latin |
| Clint | Settlement on the river Glyme | Male | English |
| Coco | A Pet Name. | Unisex | French |
| Cocoa | Cocoa Jumbo | Unisex | English |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Colin | Dove | Male | Gaelic |
| Colm | Dove | Male | Latin |
| Comet | A celestial body | Unisex | English |