| Name | Meaning | Gender | Origin |
|---|
| Baker | after the mountain in North Carolina, USA | Male | English |
| Baldwin | bold friend | Male | |
| Bamboo | Tall woody grass like plant from Asia. | Male | Word |
| Bandit | An outlaw or robber | Male | Word |
| Barack | thunderbolt, lightning; or blessing | Male | Hebrew |
| Barley | A cereal of the grass family used for livestock feed and in soups. | Male | English |
| Barney | Comforter
| Male | English |
| Baron | A low ranking nobleman. | Male | English |
| Barry | spear thrower, son of Harry, Marksman | Male | Irish |
| Bart | From the barley farm
| Male | English |
| Basil | Majestic, royal, brave | Male | Greek |
| Baxter | baker | Male | English |
| Bay | Born In July, Seventh-Born Son | Male | Vietnamese |
| Beamer | BMW | Male | English |
| Beamer | trumpet player | Male | English |
| Bean | Fair-Skinned | Male | Scottish |
| Beans | Seeds of a plant e.g.. coffee beans. Also energetic - "Full of beans". | Male | |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Male | Animal |
| Beckham | homestead by the stream | Male | English |
| Bell | ringer of the bell | Male | English |
| Ben | . | Male | Hebrew |
| Benjamin | son of my right hand | Male | Hebrew |
| Benson | Son of Benjamin, Ben's son, excellent son | Male | English |
| Bentley | from the moor, Farm where the grass bends | Male | English |
| Berkeley | Lives At The Birch-Tree Meadow | Male | English |