| Registered Name | Owner / Club | Status |
|---|---|---|
| Lowhill Sister Act | Katie Donovan Moyglare | Approved |
| Lowla | Orla Shiels Ballyadams | Approved |
| Loyal Lass | Shane McKeever Castle Leslie | Approved |
| Loyola Lotto | Rachel Feely Ballinasloe | Approved |
| LSL Dancing in the Dark | Emily MacMahon Meath | Approved |
| LSL The Melody Maker | Emily MacMahon Meath | Approved |
| LSV Cruisante | Grainne Murphy Unicorn | Approved |
| LTF Democratic Queen | Lynne Thompson Inishowen | Approved |
| Luascadh | Ruth Solan Benbulben | Approved |
| Luca | Catriona Monks Walsh Choltrai | Approved |
| Luca Sky Walker | Catherine Meenaghan Gaeltacht Iorrais | Approved |
| Lucabelle | Brian Daly Mullingar | Approved |
| Lucas | Fiona Gilliland Border Counties | Approved |
| Lucas Servant | Emma Kelly Russellstown | Approved |
| Lucky | Caroline Aragane Foxborough | Approved |