| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 81 | Baird | Irish | Bard. | M | |
| 82 | Bairrfhoinn | Irish | Handsome. | M | |
| 83 | Ballinamore | Irish | From the great river. | M | |
| 84 | Ballindeny | Irish | From the town of oak wood. | M | |
| 85 | Banan | Irish | White. | M | |
| 86 | Banbhan | Irish | Piglet. | M | |
| 87 | Baothghalach | Irish | Foolish pride. | M | |
| 88 | Bard | Irish | Variant of Baird: Bard; travelling musician/singer. | M | |
| 89 | Barde | Irish | Variant of Baird: Bard; travelling musician/singer. | M | |
| 90 | Barr | Irish | Variant of Baird: Bard; travelling musician/singer. | M | |
| 91 | Barra | Irish | Fair-haired; fair head. | M | |
| 92 | Barram | Irish | Handsome. | M | |
| 93 | Barrie | Irish | A form of Barry, from the Irish word for spear. This name is given more commonly to men, but also used as a feminine name. Also Fair-haired. Famous bearer: Sir J. M. Barrie created Peter Pan. | M | |
| 94 | Barrington | Irish | Fair-haired. | M | |
| 95 | Barry | Irish | Fair haired. Also from the Irish word for spear. Used regurarly throughout the English-speaking world since the early 20th century. | M | |
| 96 | Bayerd | Irish | Variant of Baird: Bard; travelling musician/singer. | M | |
| 97 | Bayrd | Irish | Variant of Baird: Bard; travelling musician/singer. | M | |
| 98 | Beacan | Irish | Small. | M | |
| 99 | Beag | Irish | Variant of Beacan: Small. | M | |
| 100 | Beamard | Irish | Brave as a bear. | M | |