| Name | Meaning | Gender | Origin |
|---|
| Ace | One | Male | Latin |
| Angel | Messenger | Unisex | Greek |
| Avalanche | | Unisex | Hebrew |
| Baby | Baby | Unisex | American English |
| Bailey | Bailiff | Male | English |
| Bandit | An outlaw or robber | Unisex | English |
| Baxter | Baker | Male | English |
| Beamer | Trumpeter | Unisex | English |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Unisex | English |
| Beau | Handsome | Male | French |
| Benny | Son of my right hand | Male | Hebrew |
| Bentley | Bent grass clearing | Male | English |
| Berkley | Birch clearing | Unisex | English |
| Bernard | Bear brave | Male | Germanic |
| Bling | | Unisex | Hebrew |
| Blue | Blue | Unisex | English |
| Bogey | | Unisex | Hebrew |
| Boo | | Unisex | Hebrew |
| Boomer | A large full grown kangaroo. A baby boomer. | Unisex | English |
| Bowen | Son of Owen | Male | Welsh |
| Brady | Descendant of Brádach | Unisex | Gaelic |
| Brody | Muddy place | Male | Gaelic |
| Brooklyn | Uncertain, perhaps broken land | Unisex | Dutch |
| Bruce | Surname Since Medieval Times: Now A Common Given Name. Folklore Tale Of 14Th Century Robert King Of Scotland: (The Bruce) Who Learned The Value Of Perseverance From Watching A Spider Spin A Web. | Male | English |
| Bruiser | A large heavyset man | Unisex | English |
| Bruno | Armour | Male | Germanic |
| Brutus | Heavy, slow, foolish | Male | Latin |
| Bubba | | Unisex | Hebrew |
| Buddy | Herald | Male | English |
| Burrito | A flour tortilla wrapped around a filing of beef, beans or cheese | Unisex | English |