| Registered Name | Owner / Club | Status |
|---|---|---|
| Turkstown Emperor | Katie Winspear Barnacarroll | Approved |
| Turtuladh Blue Smoke | Aoife McDonald Rathfarnham | Approved |
| Turtuladh Manix | Aoife McDonald Rathfarnham | Approved |
| Turtuladh Silver Scout | Aoife McDonald Rathfarnham | Approved |
| Turtuladh Warrior | Aoife McDonald Rathfarnham | Approved |
| Tuskers Chance | Louise Lennon Border Counties | Approved |
| Tux or Tails | Lynne Cassidy Clonough | Approved |
| Twd Decision Time | Karen Kelly Moyglare | Approved |
| Twenty Four Seven | Joe Craig Kilrainy | Approved |
| Twenty Two | Joe Carroll Annaharvey | Approved |
| Twilight Flatley (IRE) | Claire Maher Killcarrick | Approved |
| Twilight Mist | Joy Brett Benbulben | Approved |
| Twilight Tadhg (IRE) | Margaret Culhane Clonlara | Approved |
| Twin Fort Guardian | Dorothy Tynan Twinfort | Approved |
| Twinfort Mr Freeze | Deborah Guerin Killarney | Approved |