| Registered Name | Owner / Club | Status |
|---|---|---|
| Cotterstown Levie | Sinead Fenton Mosstown | Approved |
| Cougar Jasper | Lucinda Creighton Winterdown | Approved |
| Cougarlu | Caitriona O'Meara Mo Chara | Approved |
| Could Be Lucky | Linda Maher Warrington | Approved |
| Coumbrack Alan | Orla O'Dea West Cork | Approved |
| Count Christy | Caroline Prone Castle Hill | Approved |
| Country Of Poets (IRE) | Caoilfhionn Rynne Abbeylands | Approved |
| Countrypride (IRE) | Laura Mc Loughlin Round Tower | Approved |
| Courage Galore | Sylvia Baumberger Ross House | Approved |
| Courcel Queen Bee | Susan O' Donnell Horetown | Approved |
| Couroe Gem | Sarah Gadaloff Brooke Lodge | Approved |
| Courtown Patrick Diamond | Patricia Molloy Thomastown and District | Approved |
| Cousin Vinny (IRE) | Gillian Corcoran Sauvage Kilotteran | Approved |
| Covers Chip | Shane Carey Burren | Approved |
| Covers Mistress | Siun Goland Ballycanew | Approved |