| Registered Name | Owner / Club | Status |
|---|---|---|
| Avatar | Sarah Goodbody Greenvalley | Approved |
| Aveline Des Collines | Noelle Pecheux Boru's | Approved |
| Avelonn | Nicola Moran Nantwich (BRC) | Approved |
| Avoir Beau | Niamh Barry Ballyadams | Approved |
| Avondale Mystery | Joan Taylor Ballyteague | Approved |
| Avonmores Naomi | Emily Horne Brooke Lodge | Approved |
| Avonmores Oscar | Ross Kealy Greenvalley | Approved |
| AVS Deluxe Model | Tony Hayes Boru's | Approved |
| Away Again | Richie Hayes Boru's | Approved |
| Axis Mundi | Vincent Kilduff Ballycanew | Approved |
| Aylroe Boy | Mary McMahon Benbulben | Approved |
| Ayrton | Siofra Pratt Foxborough | Approved |
| Ayrton Senna (KWPN) | Liz Keegan Killossery | Approved |
| Azara | Gina Fennessy Rathfarnham | Approved |
| Aztlan K | Amanda Hehir Slieve Bloom | Approved |