| Name | Meaning | Gender | Origin |
|---|
| 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 |
| Bugsy | | Unisex | Hebrew |
| 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 |
| Buttons | | Unisex | Hebrew |
| Cadbury | Brand of chocolate | Unisex | English |
| Caesar | Long Hair | Male | Latin |
| Cain | A spear | Male | Hebrew |
| Cameo | Delicate,carved relief | Unisex | English |
| Casey | From Cayce | Male | American English |
| Chaos | Gaping void | Unisex | Greek |
| Charlie | Free man | Unisex | Germanic |
| Chase | Huntsman | Male | English |
| Cheetah | | Unisex | Hebrew |
| Chico | Boy | Male | Spanish |
| Coco | A Pet Name. | Unisex | French |
| Coda | Passage at the end of a composition that brings it to a close. | Unisex | English |
| Cody | Descendant of Cuidighthigh | Male | Gaelic |
| Critter | | Unisex | Hebrew |
| Cuddles | To nestle or snuggle. | Unisex | English |
| Cupid | Desire | Unisex | Latin |
| Cutie | A cute character. | Unisex | English |
| Dante | Enduring, obstinate | Male | Latin |
| Dash | From Chiel | Male | French |
| Dinky | Dog on National Lampoon's Vacation | Unisex | English |
| Dixie | Strong power | Male | English |
| Dominic | Lord | Male | Latin |
| Duchess | From the AristoCats | Unisex | English |
| Duke | Duke | Male | English |
| Elmo | Helmet | Male | Germanic |