| Registered Name | Owner / Club | Status |
|---|---|---|
| Makgadikgadi | Jocelyn Cathalin Calliaghstown | Approved |
| Malahow Baker | Sarah Maxwell Cheval | Approved |
| Malahow Battle Cruise | Louise Baker Fingal | Approved |
| Malahow Mirah | Louise Baker Fingal | Approved |
| Malahow Rock On Ally | Louise Baker Fingal | Approved |
| Malahow Scout | Louise Baker Fingal | Approved |
| Malcom of Orange | Annemieke Plass South Roscommon | Approved |
| Malin Honey Cruise | Bronagh Mc Clean Inishowen | Approved |
| Maliya | Ciara Padden Gaeltacht Iorrais | Approved |
| Mallow Music | Bronwen Turner Knocknamana Country | Approved |
| Mallow Warrior | Megan Delaney Friary | Approved |
| Malone | Fiona Fox Piltown | Approved |
| Maloney Girl | Ella Lavery North Cork | Approved |
| Malta Grey Mist | Deborah Evans Macetown | Approved |
| Man Of My Dreams | Jane Morgan Highland Lodge | Approved |