| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| BÁIrbre | BAHR-bre | Irish | ||
| BÉBhinn | BAY-vin, BE-veen | Irish | ||
| BÉBhionn | BAY-vin, BE-veen | Irish | ||
| BÉBinn | BAY-vin (Irish), BE-veen (Irish) | Irish, Irish Mythology | ||
| BÉIbhinn | BAY-vin, BE-veen | Irish | ||
| Bairre | - | Irish | ||
| Barra | - | Irish | ||
| Barrfhionn | - | Irish | ||
| Barrfind | - | Irish | ||
| Barrie | BAR-ee, BER-ee | Irish, English | ||
| Barry | BAR-ee, BER-ee | Irish, English | ||
| Bearach | - | Irish | ||
| Bedelia | - | Irish | ||
| Berach | BAHR-akh | Irish | ||
| Bevin | - | Irish |