| Registered Name | Owner / Club | Status |
|---|---|---|
| The Chapel Field (IRE) | Anne Grace Anvil | Approved |
| The Cheeky Charmer | Lisa Moran Corrib | Approved |
| The Chieftain | Stephanie Heeran Stokes Clonmel | Approved |
| The Clooneen Bubbles | John Gaynor South Roscommon | Approved |
| The Clooneen Exchange | John Gaynor South Roscommon | Approved |
| The Coalmans Daughter | Iris Coleman Anvil | Approved |
| The Cob | Mary Harty Castle Carraig | Approved |
| The Connoisseur | Joe Hanley Tara Hill | Approved |
| The Countess B | Maureen Rayner Waterford | Approved |
| The Countess of Kerry | Clare Stanley Greenhills | Approved |
| The Countess of Murrisk | Sofie Gundersen Westport | Approved |
| The Cracker | Janna Duane Springmount | Approved |
| The Cult | Christine Keymer Carne | Approved |
| The Dainty Dragon | Julie Lennon Kilotteran | Approved |
| The Dam Buster | Emer Hegarty Cill Dara | Approved |