| Registered Name | Owner / Club | Status |
|---|---|---|
| Celtic Myth | Mary Hayden Clonmel | Approved |
| Celtic Queen | Ann Mannion Ballyteague | Approved |
| Celtic Warrior | Sian Webb Tara Hill | Approved |
| Cemalau Z | Pauline Costello Abbeylands | Approved |
| CES Animo Son | Marie Burke Deerpark | Approved |
| CES Benson | Sarah Beasley Earl's Well | Approved |
| CES Brady | Linda Aherne Newpark | Approved |
| CES Chip Brigade | Sarah Smith Lakelands | Approved |
| CET Na Bracken | Joe Hughes Dorsey | Approved |
| Cezanne | Tom Finn Barrow Valley | Approved |
| CG Ace Venturo | Aileen Dwyer Anvil | Approved |
| Chablis | Bernie Foley Cheval | Approved |
| Chacal W | Sarah Slattery Tynagh | Approved |
| Chamonix Supernova | Amy McGarvey Stracomer | Approved |
| Champagne Agent | Vincent Holian Copperfield | Approved |