| Name | Meaning | Gender | Origin | 
| Belden | Lives In The Beautiful Glen | Male | English | 
| Benson | Son of Benedict | Male | English | 
| Bentley | Bent grass clearing | Male | English | 
| Beverly | Beaver stream | Male | English | 
| Bevis | Dear son | Male | French | 
| Bing | From The Kettle Shaped Hollow | Male | English | 
| Blair | Plain | Male | Gaelic | 
| Booth | Small house | Male | English | 
| Borden | Boar pasture | Male | English | 
| Boston | Botolph's town | Unisex | English | 
| Boswell | Beuze's settlement | Male | English | 
| Boyd | Yellow-gold | Male | Gaelic | 
| Bradford | Broad ford | Male | English | 
| Bradley | Broad wood | Male | English | 
| Bramwell | Broom/gorse spring | Male | English | 
| Branch | Branch | Male | English | 
| Brandon | Broom hill | Male | English | 
| Braxton | Bracc's settlement | Male | English | 
| Brazil | Brave, Strong In Conflict | Male | Celtic | 
| Brenton | Settlement associated with Bryni | Male | English | 
| Bridger | Builder of bridges | Male | English | 
| Brigham | Dwelling by the bridge | Male | English | 
| Brighton | Bright settlement | Male | English | 
| Brinley | Tawny | Male | English | 
| Bristol | Bridge | Male | English | 
| Brody | Muddy place | Male | Gaelic | 
| Bromley | Broom hill | Male | English | 
| 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 | 
| Buckley | Ram's clearing | Male | English |