| Name | Meaning | Gender | Origin |
|---|
| Bizzy | pledged to God | Female | English |
| Bliss | intense happiness | Male | English |
| Bluebell | | Female | Hebrew |
| Bob | bright, famous | Male | English |
| Bonnie | sweet and good | Female | Scottish |
| Bree | broth | Female | Irish |
| Bridget | Strength. Mythological Celtic goddess of fire and poetry.
| Female | Anglicized |
| Bronwyn | White-bosomed. | Female | Welsh |
| Bubbles | Thin spherical liquid filled with gas. Irrepressible activity. | Male | |
| Bubbles | Thin spherical liquid filled with gas. Irrepressible activity. | Male | |
| Bullet | A metal cylinder shot from a rifle or gun. Used to express speed. | Male | |
| Camilla | young ceremonial attendant | Female | Latin |
| Caprice | fanciful, unpredictable | Female | |
| Cathy | Form of the Greek Catherine meaning pure.
| Female | English |
| Chaos | Kay-oss | Male | |
| Charley | Manly | Unisex | English |
| Checkers | | Male | Hebrew |
| Chester | fortress, walled town, | Male | Latin |
| Chipper | Lively spirits, cheerful. Chip off the old block. | Unisex | |
| Chloe | Fresh young blossom, Greek for blooming | Female | Greek |
| Claire | bright, clear | Female | |
| Clancy | offspring of red-headed soldier | Male | Irish |
| Clara | bright, clear | Female | Latin |
| Clementine | mild, merciful | Female | |
| Cleo | From Cleopatra - Her father's glory | Female | Greek |