Horses in Ireland
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| Name | Last Run |
|---|---|
| October Sky | |
| Odai | Meydan, 15-Mar-25 |
| Odd Venture | Ripon, 26-Aug-24 |
| Ode To Joy | Happy Valley, 08-Mar-23 |
| Odette's Beau | Ayr, 12-Aug-24 |
| Odin Owns You All | Southwell, 11-May-23 |
| Odonnell's Orchard | Deauville, 08-Aug-24 |
| Off The Planet | Wincanton, 19-Oct-23 |
| Off Your Rocco | Cheltenham, 16-Mar-23 |
| Offaly Star | Taunton, 11-Nov-22 |
| Officer | Royal Ascot, 17-Jun-25 |
| Often Overlooked | Lingfield, 21-Feb-23 |
| Ogee | Gowran Park, 30-Sep-23 |
| Oh Cleo | Leopardstown, 21-Jul-23 |
| Oh Herberts Reign | Kempton, 19-Oct-23 |
| Oh Really | Wexford, 30-May-24 |
| Oh So Bright | Fairyhouse, 31-May-24 |
| Oh So Rio | Ballinrobe, 08-May-24 |
| Oh Sweet Tabu | Lingfield, 07-Dec-22 |
| Ohnojoe | Wolverhampton, 06-Sep-24 |
| Oiche Chiuin | Leopardstown, 14-Jun-24 |
| Oitentinha | Dundalk, 19-Dec-24 |
| Ojw Legacy | Dundalk, 09-Nov-24 |
| Ok Boomer | Senonnes-Pouance, 05-Jul-23 |
| Okarito River | Punchestown, 23-May-23 |
| Okinawa | Beverley, 16-Aug-23 |
| Oklahoma City | Fairyhouse, 08-Jun-24 |
| Okyle Lass | Cork, 29-Jul-23 |
| Ol' Man Brando | Stratford, 12-Mar-24 |
| Ol'river Shine | Warwick, 08-Nov-23 |
| Old Bailey | Doncaster, 16-Jun-24 |
| Old Beginnings | Uttoxeter, 21-May-23 |
| Old Bill Barley | Roscommon, 06-Aug-25 |
| Old Chap | Sligo, 27-Oct-23 |
| Old Chicago | Dundalk, 19-Dec-24 |
| Old Chums | Kempton, 24-Oct-24 |
| Old Dreams | Plumpton, 22-Sep-13 |
| Old Grey Whistle | Chelmsford City, 16-Aug-24 |
| Old Ground | Clonmel, 12-May-23 |
| Old Lion Cen | Lyon-Parilly, 02-Jun-24 |
| Old Lonesome Me | Ballinrobe, 31-May-23 |
| Old Mexican | Leopardstown, 12-Jul-24 |
| Old Painless | Hereford, 13-Feb-25 |
| Old Port | Punchestown, 14-Jan-24 |
| Old Saxony | Southwell, 22-Oct-24 |
| Old Sea | Curragh, 29-Sep-24 |
| Old Smoke | Ayr, 23-Sep-23 |
| Old Style Humor | Punchestown, 26-Apr-23 |
| Old Time Chaser | Sandown, 01-Feb-25 |
| Old Town Garde | Taunton, 14-Dec-23 |
| Oldtown To Emly | Roscommon, 10-Jun-25 |
| Oleron | ParisLongchamp, 20-Jun-25 |
| Olivia Maralda | Keeneland, 05-Oct-24 |
| Olivine Queen | Tramore, 17-Aug-24 |
| Olord | Listowel, 31-May-25 |
| Olympic Candle | Meydan, 15-Mar-25 |
| Olympic Conqueror | Kempton, 07-Nov-22 |
| Olympic Park | Down Royal, 03-Jun-23 |
| Olympie | Toulouse, 27-Nov-22 |
| Omakase | Navan, 07-Jun-25 |