| Name | Meaning | Gender | Origin |
|---|
| Bubbles | Thin spherical liquid filled with gas. Irrepressible activity. | Unisex | 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 |
| Bugsy | | Unisex | Hebrew |
| Bunny | Little rabbit | Female | English |
| Buster | One that breaks up something | Unisex | American English |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Unisex | English |
| Buttons | | Unisex | Hebrew |
| Cal | Bald | Unisex | French |
| Cameron | Crooked nose | Unisex | Gaelic |
| Candy | Honest | Female | Latin |
| Capone | | Unisex | Hebrew |
| Caprice | Whim | Female | French |
| Cerise | Cherry | Female | French |
| Charlie | Free man | Unisex | Germanic |
| Cheri | Dear one | Female | French |
| Chica | Pet Name Meaning Little Girl. | Unisex | English |
| Chichi | Loving | Unisex | Korean |
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | English |
| Chloe | Means | Female | English |
| Cinder | | Unisex | Hebrew |
| Clay | Clay | Female | English |
| Coco | A Pet Name. | Unisex | French |
| Comet | A celestial body | Unisex | English |
| Cookie | A small flat, crisp cake | Unisex | English |
| Cricket | A leaping insect | Unisex | English |
| Cubby | | Unisex | Hebrew |
| Cuddles | To nestle or snuggle. | Unisex | English |
| Cutie | A cute character. | Unisex | English |
| Daisy | Day's eye | Female | English |
| Demi | Earth mother | Female | Greek |