| Registered Name | Owner / Club | Status |
|---|---|---|
| Arraghbeg Welcome | Agata Leonard Slieve Bloom | Approved |
| Arraghslea Socks | Frances Mulcahy Unicorn | Approved |
| Arrow | Jason Coughlan Russellstown | Approved |
| Arrow Silver Crest | Danielle Stewart Donegal Gaeltacht | Approved |
| Art | Gay Parkinson Calliaghstown | Approved |
| Art Decor | Anne O' Connor Abbeylands | Approved |
| Art Du Sacla | Alan Briscoe Ballinasloe | Approved |
| Art Monarch | Kelly Fergus Stracomer | Approved |
| Artemis Moon | Janice Deacon Horetown | Approved |
| Arther | Keary Smith Letterkenny | Approved |
| Arthur G | Claudine Daly Mo Chara | Approved |
| Artic Commander | Niamh Murphy Castle Hill | Approved |
| Artic Cruise Spud | Sarah Delany Costello Ballyadams | Approved |
| Artic Cruz (IRE) | Kate Solon Greenhills | Approved |
| Artic Lodge | Brian Cassidy Killossery | Approved |