| Registered Name | Owner / Club | Status |
|---|---|---|
| Dinny | Catriona Kennedy Three Counties | Approved |
| Dionysus II | Ger McNulty Moyglare | Approved |
| Dior Pixie | Kate Winders Killcarrick | Approved |
| Dirra Prince | Shannon O'Mahony Clonshire | Approved |
| Dirravara Isabella | Christina Doyle Killarney | Approved |
| Dirravara Lad | Christina Doyle Killarney | Approved |
| Disclosure | Jayne Kidd Ashbrook | Approved |
| Distant Empress | Aoife Caulfield Moyglare | Approved |
| Diva Dolly | Shirley Berry Carne | Approved |
| Divine Comedy | Amanda Taylor Warrington | Approved |
| Divine Legends Benefit | Peter King Meath | Approved |
| Divineys Rebel | Ann Marie Keating Brooke Lodge | Approved |
| Dixie | Gay Parkinson Calliaghstown | Approved |
| Dixon Grove | Sue Hassett Clonshire | Approved |
| Dixsons View | Michael Molloy Dunamase | Approved |