| Registered Name | Owner / Club | Status |
|---|---|---|
| Harlequin Moment | Emily Vial Clonshire | Approved |
| Harley Irl | Fiona Kavanagh Clonough | Approved |
| Harley Quin | Peter Dargan Kilrainy | Approved |
| Harmon Yeats | Muireann O'Toole Brennan Tinahely | Approved |
| Harmony's Saskia | Tony O' Sullivan Ballyteague | Approved |
| Harriestown Bella | Jessica Reville Carne | Approved |
| Harriestown Pixie | Jessica Reville Carne | Approved |
| Harry Beau | Carol Mulvihill Mosstown | Approved |
| Harry Coolroe | Geraldine Doyle Hollybrook | Approved |
| Harry Ryan | Sarah Ryan Barnacarroll | Approved |
| Harry Touch | Emma Hayes Oakleaf | Approved |
| Harry's Supreme | Sarah Hennessy Horetown | Approved |
| Harrys Houdini | Helen Hayes Mill Road | Approved |
| Harrys Master Plan | Matthew Loonam South Roscommon | Approved |
| Harvey Dor | Brooke Delaney Moyglare | Approved |