| Registered Name | Owner / Club | Status |
|---|---|---|
| Addrigoole Lightening Jack | Sarah Magan Mosstown | Approved |
| Adermie 57 | Maria Dagg Tinahely | Approved |
| Admiral Fionn | Stephen Connolly Border Counties | Approved |
| Admiral Grayson | Ciaran Lynch Rathangan | Approved |
| Admiral Jack | Richard Seaver Drynam | Approved |
| Admiral Trooper | Michael O' Connell Knocknamana Country | Approved |
| Ado Star | Louise O'Neill Barrow Valley | Approved |
| Adroon Ceide Pearl | Suzanne Arthur Burren | Approved |
| Adroon Katie | Suzanne Arthur Burren | Approved |
| Advance (IRE) | Rebecca Kelly Clonough | Approved |
| Advena (IRE) | Sarah Gayer Cill Dara | Approved |
| Adventure De Kannan | Karen Swann Newpark | Approved |
| Aengus OG | Lauren Cronin Cheval | Approved |
| Aero Cruz | Gina O' Brien Lismore | Approved |
| AFS Arabella | Christina Kavanagh Carne | Approved |