| Registered Name | Owner / Club | Status |
|---|---|---|
| Tucker Lord (IRE) | James O' Haire Celbridge | Approved |
| Tuckmans Summertime Pimms | Felicity Bentley Kerry | Approved |
| Tucson | Deirdre O'Laoi Burren | Approved |
| Tudor Crystal | Gay Parkinson Calliaghstown | Approved |
| Tudor Valentino | Antonia de Burgh Coole Lane | Approved |
| Tuff Diamond | Bethan Williams Drynam | Approved |
| Tuffty | Aaron Dunne Phoenix | Approved |
| Tulfarris Magic Powers | Michelle Byrne Calliaghstown | Approved |
| Tulira Nora | Mary Lynch Sarsfield | Approved |
| Tulla Lady | JOHN KELLY Ballinasloe | Approved |
| Tullagh Hill Blackie | Ruth Feehan Westport | Approved |
| Tullagh Hill Dilly | Philip Hamilton Cheval | Approved |
| Tullagher William | Karen Monaghan Tara Hill | Approved |
| Tullaher Joey | Molly Field Highland Lodge | Approved |
| Tullaherin Bouverie | Luke McAvinue Fingal | Approved |