| Name | Meaning | Gender | Origin |
|---|
| Bianca | white | Female | Italian |
| Blade | glory, The expanded part of a leaf, particularly grasses | Male | Word |
| Blaine | thin, lean, source of a river | Male | Irish |
| Blaise | to lisp, stammer | Male | |
| Blanche | white | Female | |
| Blaze | Lisp: stutter. Blaise Pascal was a brilliant seventeenth century child prodigy: mathematician: scientist and philosopher who invented the calculating machine and hydraulic press before dying at age thirty-nine.
| Male | Latin |
| Bliss | intense happiness | Male | English |
| Blossom | lovely, A flower or cluster of flowers | Female | English |
| Boaz | swiftness | Male | Hebrew |
| Bogie | | Male | Hebrew |
| Bonita | Pretty little one.
| Female | Spanish |
| Bonnie | sweet and good | Female | Scottish |
| Boris | A fighter, battler | Male | Slavic |
| Brad | English, wide meadow | Male | English |
| Brahma | Creator, Source | Unisex | Hindi |
| Brendan | prince | Male | Irish |
| Brenna | Raven maid, dark-haired | Female | Irish |
| Brennan | Little drop: Prince. Variant of Brendan.
| Male | Irish |
| Brian | strong | Male | Irish |
| Briana | She ascends. Feminine of Brian.
| Female | Feminine |
| Bridget | Strength. Mythological Celtic goddess of fire and poetry.
| Female | Anglicized |
| Brier | heather | Unisex | |
| Bronwyn | White-bosomed. | Female | Welsh |
| Brooke | small stream | Female | English |
| Brooklyn | Beautiful Brook | Female | English |