| Registered Name | Owner / Club | Status |
|---|---|---|
| Best Kept Secret | Niamh Nolan Greenvalley | Approved |
| Best Served Chilled | Rachel Hughes Macetown | Approved |
| Betterthanbankshares | John Myers Clonshire | Approved |
| Bettyvilla's Blue Boy | Emma Kneafsey Abbeylands | Approved |
| Bettyville Bengy | Ailish Hynes Castle Carraig | Approved |
| Bettyville George | Niamh Delaney Drynam | Approved |
| Bettyville Lily | Niamh Delaney Drynam | Approved |
| Bettyville Mo | Niamh Delaney Drynam | Approved |
| BGS Little Cadet | Susan Cahill Abbeylands | Approved |
| BGS River Queen | Karen Walsh Carrickmines | Approved |
| BH Best Lad | Celine O'Connor Highland Lodge | Approved |
| BH Gringos Townrath | Imogen White Golden Grove | Approved |
| Bhinn Sleibhe Charlie Tango | Emma Keane Boyneside | Approved |
| Bianchella | Elaine Cross Johnson Rathfarnham | Approved |
| Bibi Scrabo Blaze | Eilish Calgie Stracomer | Approved |