| Registered Name | Owner / Club | Status |
|---|---|---|
| Clashreagh Starlight | Maureen Fitzgerald South West | Approved |
| Clashroe Boy | Beth Ryan Newpark | Approved |
| Clashwillam Clover | Joe Lennon Warrington | Approved |
| Classic Image | Paula Stone Meath | Approved |
| Classical | Lydia Dawson Kilronan | Approved |
| Classico | Bronagh Kelly Abbeylands | Approved |
| Classiebawn Diamond | Juliane Fischer Dunbyrne | Approved |
| Classiebawn Scardens jack | Juliane Fischer Dunbyrne | Approved |
| Classiebawn Trooper | Barbara Quinlan Tara Hill | Approved |
| Classy Sassy | Patricia McGlynn Oakleaf | Approved |
| Claughaun Patchy | Ritva Ui Cheallaigh Castle Carraig | Approved |
| Clavalia | Pippa Mc Donald Clinch Old Mill | Approved |
| Clavanstown Lass | Colleen Moffett Border Counties | Approved |
| Clay Rockfield | Caroline Keville Mullingar | Approved |
| Clear Rock (IRE) | Mandy Kirwan Riverside | Approved |