| Barcvni | Son of the bard |
| Bardolphe | Son of the bard |
| Barduwulf | Son of the wolf |
| Barett | Dispute; Bonnet; Cap; Argument |
| Barivendus | Son of the noble one |
| Bark | Birch Tree Clearing; Lumberjack |
| Barns | Dweller near the grain store. |
| Barocunas | From the Latin 'baro,' meaning 'noble' or 'free man' |
| Barrant | Derived from 'bar,' meaning 'noble' or 'exalted' |
| Barren | A Warrior or Baron |
| Barrivendi | Italian surname, meaning 'from the river bend'. |
| Bartilmew | English surname, meaning 'bright fame' or 'illustrious fame'. |
| Basilus | Latin name, meaning 'kingly' or 'regal'. |
| Bassa | Italian surname, meaning 'young noble' or 'young lord'. |
| Basuca | Italian surname, meaning 'from the place of the basilica'. |
| Bata | Slavic name, meaning 'warrior' or 'fighter'. |
| Baudet | French surname, meaning 'good fortune' or 'prosperous'. |
| Baudkin | English surname, meaning 'good birth' or 'noble descent'. |
| Baudoyn | French surname, meaning 'good fortune' or 'prosperous'. |
| Baudry | French surname, meaning 'good fortune' or 'prosperous'. |
| Baudwin | Brave or Bold Friend |
| Bawden | English surname, meaning 'good fortune' or 'prosperous'. |
| Bawer | English surname, meaning 'bringer of good fortune'. |
| Baylye | English surname, meaning 'from the bay' or 'from the marsh'. |
| Beac | English surname, meaning 'from the brook' or 'from the stream'. |
| Beadda | Old English name, meaning 'battle' or 'warrior'. |
| Beadumund | Old English name, meaning 'prosperous protector' or 'good defender'. |
| Beadured | Old English name, meaning 'prosperous protector' or 'good defender'. |
| Beaduric | Old English name, meaning 'prosperous ruler' or 'good leader'. |
| Beadwheard | Old English name, meaning 'prosperous guardian' or 'good protector'. |
| Beaga | Small or little |
| Beage | Small or little |
| Beagga | Small or little |
| Beagmund | Small protector |
| Beagnoth | A brave and daring warrior. |
| Beald | A bold and courageous person. |
| Bealda | One who is brave and daring. |
| Bealdwine | Brave or Bold Friend |
| Bealga | A person of bold character. |
| Beanburh | A fortified place of beans. |