| Name | Meaning | Gender | Origin |
|---|
| Boogie | | Unisex | Hebrew |
| Booker | beech tree | Male | English |
| Boomer | A large full grown kangaroo. A baby boomer. | Unisex | |
| Boone | a blessing | Male | English |
| Boots | | Male | Hebrew |
| Bora | Latin, foreign woman | Female | Czech |
| Bordeaux | | Unisex | Hebrew |
| Boris | A fighter, battler | Male | Slavic |
| Boss | An employer or supervisor | Unisex | |
| Bouncer | One who bounds up and down | Unisex | |
| Bouquet | | Unisex | Hebrew |
| Bowie | after David Bowie | Male | Scottish |
| Brady | large-chested | Male | Irish |
| Bramble | | Unisex | Hebrew |
| Brandi | Brandy | Unisex | English |
| Brandy | An alcoholic liquor distilled from wine | Female | Dutch |
| Braxton | Brock's settlement | Male | English |
| Brazen | | Unisex | Hebrew |
| Bree | broth | Female | Irish |
| Breezy | From Briseis the woman Achilles loved in Homer's Iliad.
| Female | |
| Brenda | fiery hill, sword-blade | Female | Celtic |
| Brianna | She ascends. Feminine of Brian.
| Female | Feminine |
| Bridget | Strength. Mythological Celtic goddess of fire and poetry.
| Female | Anglicized |
| Brie | Region in France | Female | |
| Brillo | Brand of pot cleaner - Brillo pads. | Unisex | |