| Name | Meaning | Gender | Origin |
|---|
| Blaine | Yellow | Male | Gaelic |
| Blair | Plain | Male | Gaelic |
| Blaise | Stuttering | Male | Latin |
| Blaze | Stuttering | Unisex | Latin |
| Boaz | Strength, swiftness | Male | Hebrew |
| Boris | Battle, fight | Male | Slavonic |
| Boyce | One who lives by a wood | Male | English |
| Boyd | Yellow-gold | Male | Gaelic |
| Brad | Broad wood | Male | English |
| Braden | Broad, wide | Male | English |
| Brainard | Bold Raven | Unisex | English |
| Bram | Father of a multitude or many nations | Male | Hebrew |
| Bran | Raven | Male | Welsh |
| Brazil | Brave, Strong In Conflict | Male | Celtic |
| Brede | Poleaxe | Unisex | Norse |
| Brendan | Prince | Male | Gaelic |
| Brennan | Descendant of Braonán | Male | Gaelic |
| Brent | Burnt | Male | English |
| Brian | Noble, strong, virtuous | Male | Gaelic |
| Brock | Badger | Male | English |
| Bron | Brown Or Dark | Unisex | English |
| Brooke | A brook, stream | Unisex | English |
| Brooklyn | Uncertain, perhaps broken land | Unisex | Dutch |
| Brownie | Moist chocolate cake with nuts | Unisex | English |
| 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 |
| Bryan | Noble, strong, virtuous | Male | Gaelic |
| Bryant | Noble, strong, virtuous | Male | Gaelic |
| Brynn | Hill | Unisex | Welsh |
| Buck | He-goat | Male | English |