| Registered Name | Owner / Club | Status |
|---|---|---|
| Bloody Mary Van Paemel | Joe Dunne Killcarrick | Approved |
| Bloomfield Lass (IRE) | Fiona Furey Oakleaf | Approved |
| Blossom Mac | Marcus Mc Cormack Russellstown | Approved |
| Blucher | Eric Brunton Headfort | Approved |
| Blue Bruce | Robert Flaherty Arderin | Approved |
| Blue Eyes Baby | Lee Kelly Drynam | Approved |
| Blue Hanif | April Rees King Burren | Approved |
| Blue Hell | Siobhan Condron Annaharvey | Approved |
| Blue Jazz | Sophie Nicholson Tara Hill | Approved |
| Blue Jeans | Catherine Kelly Burren | Approved |
| Blue Mist | Amanda Ryan Thornton | Approved |
| Blue Peters Pride | Louise Somers Kilronan | Approved |
| Blue Warrior | Maree Moran Mosstown | Approved |
| Blueball Skippy | Gerard Walsh Arderin | Approved |
| Bluebell | Debbie Larkin Boyneside | Approved |