| Name | Meaning | Gender | Origin |
|---|
| Barry | spear thrower, son of Harry, Marksman | Male | Irish |
| Barton | Barley farmer. | Male | English |
| Basil | Majestic, royal, brave | Male | Greek |
| Bay | Born In July, Seventh-Born Son | Male | Vietnamese |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Male | Animal |
| Beaufort | From The Beautiful Fortress | Unisex | French |
| Benson | Son of Benjamin, Ben's son, excellent son | Male | English |
| Bentley | from the moor, Farm where the grass bends | Male | English |
| Berg | mountain, hill | Male | |
| Bergen | mountain dweller | Male | Scandinavian |
| Bernard | bold as a bear | Male | |
| Berry | White, Fair | Male | English |
| Bill | comic-strip Bill the Cat | Male | English |
| Bing | From the kettle shaped hollow
| Male | |
| Boston | | Male | Hebrew |
| Bourbon | A whiskey distilled from fermented mash | Male | Word |
| Boynton | cartoon character by Sandra Boynton | Male | Irish |
| Bradley | broad meadow | Male | English |
| Bramwell | place name | Male | English |
| Braxton | Brock's settlement | Male | English |
| Brendan | prince | Male | Irish |
| Brian | strong | Male | Irish |
| Brody | From the muddy place. Surname.
| Male | Irish |
| Brooks | of the brook | Male | English |
| Bruce | thicket, woodlands | Male | Scottish |