| Name | Meaning | Gender | Origin |
|---|
| Balder | Viking mythology: The God of light | Unisex | |
| Baldric | Bold, Powerful, Brave Ruler | Unisex | English |
| Baldrick | Princely ruler. | Male | |
| Baldur | Prince | Unisex | German |
| Baldwin | bold friend | Male | |
| Ballard | a dancing song | Unisex | |
| Bandit | An outlaw or robber | Male | Word |
| Baron | A low ranking nobleman. | Male | English |
| Barrett | Bear-Like | Male | German |
| Barry | spear thrower, son of Harry, Marksman | Male | Irish |
| Basel | King | Unisex | English |
| Basil | Majestic, royal, brave | Male | Greek |
| Bernard | bold as a bear | Male | |
| Bernie | Brave As A Bear | Unisex | German |
| Berta | glorious, learning | Unisex | |
| Bilbo | | Unisex | Hebrew |
| Billy | resolute protection | Male | English |
| Blue | A colour between green and indigo. Gloomy or depressed. | Male | Color |
| Bob | bright, famous | Male | English |
| Boris | A fighter, battler | Male | Slavic |
| Brayden | brave, broad | Male | Spelling |
| Brendan | prince | Male | Irish |
| Brendon | Prince | Unisex | English |
| Brennan | Little drop: Prince. Variant of Brendan.
| Male | Irish |
| Brian | strong | Male | Irish |