| Registered Name | Owner / Club | Status |
|---|---|---|
| Mac Attack | Lauren Doyle Killcarrick | Approved |
| Mac Bee | Deirdre Arthur Broadmeadow | Approved |
| Mac Coul De Sauviat | Emma McCarthy Knocknamana Country | Approved |
| Mac Liam | Tazmin Murray Glenway | Approved |
| Mac Realta Maidin | Cheryl Hayes Golden Grove | Approved |
| Mac Saoirse | Shirley Sheil Croghan Hill | Approved |
| Macallan | Sarah O' Sullivan South West | Approved |
| Macchuail | Therese Curran Ashwood | Approved |
| Macdreamy | Cathy Meehan Benbulben | Approved |
| Macha Clover | Patricia Ryan Thomastown and District | Approved |
| Macimor R | Catriona Doran Barrow Valley | Approved |
| Mack Dubh | PATRICIA MOONEY Clonshire | Approved |
| Mack Or | Noreen O'Donovan Kerry | Approved |
| Mackenranny Ben | Brian Egan South Roscommon | Approved |
| Mackinac Bridge (IRE) | Claudia Culloty Clonshire | Approved |