| Name | Meaning | Gender | Origin |
|---|
| Baron | Freeman | Male | Germanic |
| Beamer | Trumpeter | Unisex | English |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Unisex | English |
| Beau | Handsome | Male | French |
| Bee | Bee | Unisex | English |
| Ben | Son | Male | Hebrew |
| Benson | Son of Benedict | Male | English |
| Bentley | Bent grass clearing | Male | English |
| Bernard | Bear brave | Male | Germanic |
| Billy | Will, desire and helmet, protection | Male | Germanic |
| Biscuit | A cookie or cracker | Unisex | English |
| Bishop | Overseer | Male | English |
| Bisto | | Unisex | Hebrew |
| Blaine | Yellow | Male | Gaelic |
| Blair | Plain | Male | Gaelic |
| Blue | Blue | Unisex | English |
| Bobby | Bright fame | Unisex | Germanic |
| Boomerang | | Unisex | Hebrew |
| Boots | | Unisex | Hebrew |
| Boris | Battle, fight | Male | Slavonic |
| Bowser | | Unisex | Hebrew |
| Bradyn | Broad, wide | Male | English |
| Bran | Raven | Male | Welsh |
| Brice | Dappled | Unisex | French |
| 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 |
| Bruno | Armour | Male | Germanic |
| Buck | He-goat | Male | English |
| Buddy | Herald | Male | English |
| Bullet | A metal cylinder shot from a rifle or gun. Used to express speed. | Unisex | English |
| Buster | One that breaks up something | Unisex | American English |