| Bemossed | Covered with thick green moss. |
| Bena | Meaning a daughter or child. |
| Benquasha | daughter of ben |
| Beonica | A name of modern invention. |
| Beshiltheeni | Navajo name meaning metalworker. |
| Betta | feminine of benedict |
| Beyonce | Derived from the surname Beyince. |
| Biana | A person who is fair or white. |
| Bidziil | He is strong (Navajo) |
| Bilagaana | White person (Navajo) |
| Bilen | pupil of an eye |
| Biminak | One who is pure and very clean. |
| Bimisi | A person who is always moving. |
| Binger | One who dwells near a valley. |
| Bisahalani | navajo name meaning speaker |
| Bithynia | mother of amycus |
| Bittore | One who brings great victory. |
| Blinda | form of belinda - beautiful |
| Blood | The vital fluid of living beings. |
| Blue | The color of the clear sky or sea. |
| Bly | A name meaning to be cheerful. |
| Bodaway | A name meaning fire maker. |
| Bonner | A name meaning a good person. |
| Bonnibel | A name meaning good and fair. |
| Bono | A name meaning a good or noble person. |
| Bornbazine | Variant of Abornazine: Abnaki word for keeper of the flame. |
| Braiten | From the broad, open valley. |
| Brasen | One who is made of brass. |
| Brayleigh | Meadow near a wooded clearing. |
| Braylin | combination name |
| Brendy | A name meaning sword warrior. |
| Breyon | A name meaning noble strength. |
| Brilliant | Someone who is very bright. |
| Briona | "Intelligent,funny,independent." |
| Bryton | An English name meaning from the town. |
| Buegoneguig | Chippewa name meaning hole in the sky. |
| Buffy | Derived from bunny |
| Bunny | A term for a small, soft rabbit. |
| Butch | A nickname meaning masculine. |
| Butterfly | A winged insect of great beauty. |