| Registered Name | Owner / Club | Status |
|---|---|---|
| Brookville (USA) | Jessica Harley Killossery | Approved |
| Broomfield Banner | Laura Fitzgerald Broomfield | Approved |
| Broomfield Queen | Debbie Larkin Boyneside | Approved |
| Broomfield Surprise | Sandra Byrne Broomfield | Approved |
| Broomhill Bailey | Roisin Sutton Carne | Approved |
| Brown Boleybawn King | David Molloy Mo Chara | Approved |
| Browneshill Barney | Ciara Shannon Coole Lane | Approved |
| Brownian Motion | Louise Burgoyne Lismore | Approved |
| Broxybay | Amy Fitzpatrick Drynam | Approved |
| Bruce Almighty | Liam Gaffney Winterdown | Approved |
| Bruce Kanval | Alison Casey Copperfield | Approved |
| Bruces Rebel | Sandra Stanley Ballycanew | Approved |
| Bruckcruz Boy | Ciara Fahy Waterford | Approved |
| Brunello Boy | Fiona O' Rourke Clonshire | Approved |
| Bruno Marble | Rosalyn Donnelly Ross House | Approved |