| Registered Name | Owner / Club | Status |
|---|---|---|
| High Commissioner (GB) | Richard Clarke Tynagh | Approved |
| High Cross Ruby | Sara McGowan Letterkenny | Approved |
| High Meadows Billy | Sinead Mc Grath Ballinrobe | Approved |
| Highburren Downton Abbey | Kirstie Haverty Burren | Approved |
| Highburren Freddie Fox | Kirstie Haverty Burren | Approved |
| Highdell Eclipse | Avril Clear Dunbyrne | Approved |
| Highdell Titania | Dianne Kelly Ard Lu | Approved |
| Higher Power | Sarah Lang Thomastown and District | Approved |
| Highfield Hunter | Evin Foley Dunbyrne | Approved |
| Highland Grace | Marie Claire Bellew Kilrainy | Approved |
| Highland Scarlett | Jade Morton Brooke Lodge | Approved |
| Highlander Jack | Lorraine Murphy Mullingar | Approved |
| Highpark Lad | Val Joy Winterdown | Approved |
| Hill Farm Geronimo | Eamonn Moore Abbeylands | Approved |
| Hill House Colours | Mary Tuohy Dalysgrove | Approved |