| Registered Name | Owner / Club | Status |
|---|---|---|
| Antje | Assumpta Hannon Scully Ross House | Approved |
| Antoinette | Susan Smyth Unicorn | Approved |
| Anvil Lodge Bracken | Aisling O' Connor Three Rocks | Approved |
| Anvil Lodge Granite | Claire Byrne Russellstown | Approved |
| Anvil Surecan | Charlie Vial Tir Conaill | Approved |
| Anythings Possible (IRE) | Blathnaid Cribben Abbeylands | Approved |
| AOC Quality Sarah | Alanna Williams Arderin | Approved |
| AOD Ares | Aidan O'Donovan Earl's Well | Approved |
| Aod Zeus | Aidan O'Donovan Earl's Well | Approved |
| Aoibhneas | Nicole Danaher Clonshire | Approved |
| Aoifes Choice | Kevin O'Brien Coolbell | Approved |
| Apache Cream | Mark Cassidy Brooke Lodge | Approved |
| Apache Flash | Louise Scott Slieve Bloom | Approved |
| Apache III | Lizzy Naughton Round Tower | Approved |
| Apache Pinto | Shane McKenna Unicorn | Approved |