| Registered Name | Owner / Club | Status |
|---|---|---|
| Bonnie Mismatch (IRE) | Brenda Burke Stracomer | Approved |
| Bonnie Miss Sarco | Deirdre Dolan Benbulben | Approved |
| Bonnie O Hara | Victoria McMahon Sarsfield | Approved |
| Boobs | Riona Finn Galway | Approved |
| Boogie's Girl | Orla O'Connor Border Counties | Approved |
| Boola Boy | Liz Fleming Lismore | Approved |
| Boolagh Gold Leaf | James Green Foxborough | Approved |
| Boolagh Picasso | Avril O' Byrne Foxborough | Approved |
| Boolakeel Barney | Fiona Collins Meath | Approved |
| Boolavogue Blue J | Siobhan Condron Annaharvey | Approved |
| Boomerang Breeze | Linda Harney Lisduff | Approved |
| Boomerang Don Kiote | Clare Woulfe Clonshire | Approved |
| Booms | Jennifer Murphy Cheval | Approved |
| Boora Clover | Jenny Clarke Cheval | Approved |
| Boos Blue Blue Electric Blue | Dawn Griffin Highland Lodge | Approved |