| Name | Meaning | Gender | Origin |
|---|
| Brandy | Burning wine | Female | English |
| Brody | Muddy place | Male | Gaelic |
| Brownie | Moist chocolate cake with nuts | Unisex | English |
| Bruno | Armour | Male | Germanic |
| Brutus | Heavy, slow, foolish | Male | Latin |
| Bubba | | Unisex | Hebrew |
| Bubbles | Thin spherical liquid filled with gas. Irrepressible activity. | Unisex | English |
| Buck | He-goat | Male | English |
| Buddy | Herald | Male | English |
| Buster | One that breaks up something | Unisex | American English |
| Butch | Masculine in appearance or manner. | Unisex | American English |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Unisex | English |
| Buttons | | Unisex | Hebrew |
| Buzz | To move quickly and busily, to bustle | Male | English |
| Byron | At the cattle sheds | Male | English |
| Cali | Most beautiful | Female | English |
| Callie | Most beautiful | Female | Greek |
| Candy | Honest | Female | Latin |
| Carly | Free man | Female | German |
| Carmela | Garden | Female | Hebrew |
| Casey | From Cayce | Male | American English |
| Cash | Cash | Unisex | English |
| Cassie | She who entangles men | Female | Greek |
| Chad | Defense | Male | English |
| Chance | Good fortune | Male | English |
| Charlie | Free man | Unisex | Germanic |
| Chase | Huntsman | Male | English |
| Chelsea | Chalk landing place | Female | English |
| Chester | Camp | Male | Latin |
| Chico | Boy | Male | Spanish |