| Registered Name | Owner / Club | Status |
|---|---|---|
| Cock Robin | Susan Anderson Littlehill | Approved |
| Cocktail De Riverland | Aine Griffin Highland Lodge | Approved |
| Cocktail Time | Jennifer Maher Lismore | Approved |
| Coco Carel | Emily Vial Clonshire | Approved |
| Coco Cobana | Emma Fristedt Drynam | Approved |
| Coco Dubh | Lorraine O'Sullivan Sarsfield | Approved |
| Coco Kane | Elaine McGowan Leitrim | Approved |
| Coco Royale | John O' Connell Kilrainy | Approved |
| Coco Silvano | Amanda Hough Tynagh | Approved |
| Cocoa and Cream | Sorcha O'Loughlin Cill Dara | Approved |
| Cocoa Coco | Vincent Neville Dunamase | Approved |
| Cocoa Mocha | Ross O'Hare Dunbyrne | Approved |
| Coddstown Lady Grey | Tony Wilson Carne | Approved |
| Code Name Duchess | Amy Fadden Westport | Approved |
| Code Red | Jack Cleary Clonlara | Approved |