| Registered Name | Owner / Club | Status |
|---|---|---|
| Tomgarrow Gales | Natasha Mackey Carne | Approved |
| Tomgarrow Robyn (IRE) | Natasha Mackey Carne | Approved |
| Tommie Joe D | Rowena Armstrong Enniskerry | Approved |
| Tommy B Good | Denise O'Brien Tinahely | Approved |
| Tommy Casur (IRE) | Lisa Daly Killossery | Approved |
| Tommys Holly | Cheryl Cusack Waterford | Approved |
| Tonafora Lass | Orla O'Kelly Highland Lodge | Approved |
| Tonagh Flash Flood | Fiona O' Connor Newpark | Approved |
| Tonix | Ita Walsh Tynagh | Approved |
| Tonlegee Two For Joy | Una Morris Killegar | Approved |
| Tonnsfield Coloured Boy | Peter Toole Meath | Approved |
| Tonto Lad | Maria Cahill Carrickmines | Approved |
| Tonys Glory | Lisa Mulhall Coole Lane | Approved |
| Too Blue | Frank O' Donnell Enniskerry | Approved |
| Too Cool To Cruise | Sharon McGowan Benbulben | Approved |