| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 321 | Blondene | English | Fair-haired; blonde. Variant of the Spanish Blandina meaning flattering. | F | |
| 322 | Blossom | English | Fresh. | F | |
| 323 | Blostm | English | Fresh. | F | |
| 324 | Blyss | English | Joy. Cheer. | F | |
| 325 | Blysse | English | Joy. Cheer. | F | |
| 326 | Blythe | English | Blithe; lighthearted; cheerful. | F | |
| 327 | Bo | English | Nickname made popular by actress Bo Derek. | F | |
| 328 | Bobbi | English | Modern diminutive of Roberta and Barbara. | F | |
| 329 | Bobbie | English | Diminutive of Barbara: From the Greek barbaros meaning foreign or strange, traveler from a foreign land. In Catholic custom St. Barbara is a protectress against fire and lightning. | F | |
| 330 | Bonie | English | Good. | F | |
| 331 | Bonnie | English | Good. | F | |
| 332 | Bonny | English | Good. | F | |
| 333 | Branda | English | Variant of the beverage brandy used as a given name. | F | |
| 334 | Brande | English | Firebrand. | F | |
| 335 | Brandee | English | Variant of the beverage brandy used as a given name. | F | |
| 336 | Brandelyn | English | Variant of the beverage brandy used as a given name. | F | |
| 337 | Brandi | English | Variant of the beverage brandy used as a given name. | F | |
| 338 | Brandice | English | Variant of the beverage brandy used as a given name. | F | |
| 339 | Brandie | English | Variant of the beverage brandy used as a given name. | F | |
| 340 | Brandilyn | English | Variant of the beverage brandy used as a given name. | F | |