| Registered Name | Owner / Club | Status |
|---|---|---|
| Jessie D | Hannah Doherty Inishowen | Approved |
| Jessie James II | Rachael Switzer Moyglare | Approved |
| Jessie Jay | Jayne Cullen Thornton | Approved |
| Jessie Kildalton Delight | Finola Murphy Benbulben | Approved |
| Jester du Carel | Louise O'Connor Twinfort | Approved |
| Jet Black Diamonds | Ciara Padden Gaeltacht Iorrais | Approved |
| Jet Black Eddie | Rebekah Doyle Hughes Castledermot | Approved |
| Jet Toome Diamond Cruise | Donna Martin Killcarrick | Approved |
| Jetsdown Super Storm | Maria Dagg Tinahely | Approved |
| Jewel in the Crown | Michelle Hughes Kilronan | Approved |
| Jewel of Kilrainey | Helen Stynes Kilrainy | Approved |
| Jewel of the Nile | Kathryn O' Hara Roscommon | Approved |
| JFH Tiger Royal | Ellie O'Neill Thomastown and District | Approved |
| Jiffy Cliff | Riona Finn Galway | Approved |
| Jig | Dympna O' Brien Horetown | Approved |