| Name | Last Run |
|---|---|
| Orbiting The Sky | Mountaineer, 06-May-25 |
| Orbys River | Warwick, 15-Apr-25 |
| Orca | Toowoomba, 18-Oct-25 |
| Orcadian Storm | Assiniboia Downs, 26-Aug-25 |
| Orcein | Darwin, 16-Jul-22 |
| Orchard | Cairns, 24-Jan-17 |
| Orchard | Newbury, 12-Jun-25 |
| Orchard | Philadelphia Park, 07-Nov-23 |
| Orchard Glory | |
| Orchard Grove | Exeter, 26-Nov-23 |
| Orchard Keeper | Bath, 09-Oct-25 |
| Orchard Park | Wolverhampton, 14-Apr-24 |
| Orchard Road | Stawell, 08-Apr-12 |
| Orchard Road | Kochi, 14-Feb-24 |
| Orchard Road | Mountaineer, 02-Aug-23 |
| Orchard Street | Swan Hill, 22-Sep-13 |
| Orchard Thief | Gawler, 06-Nov-25 |
| Orchestra | Kempton, 29-May-25 |
| Orchestra | Morioka, 20-Aug-24 |
| Orchestral | Ellerslie, 08-Mar-25 |
| Orchestral Lass | Moruya, 19-Aug-18 |
| Orchestral Rain | Ludlow, 26-Oct-23 |
| ORCHESTRAL STORM | Caloundra, 02-Aug-09 |
| Orchestral Wave | Brighton, 06-Aug-25 |
| Orchestrate | Mount Gambier, 11-Oct-23 |
| ORCHESTRATE THIS | |
| Orchid | Newmarket, 04-Oct-25 |
| Orchid Bloom | Haydock, 10-Aug-24 |
| Orchid Lady | Kasamatsu, 12-Sep-25 |
| Orchid Mantis | San Isidro, 29-Aug-24 |
| Orchid One | Nakayama, 15-Sep-25 |
| Orchid Road | Sha Tin, 15-Jun-24 |
| Orchid Romance | Niigata, 25-May-25 |
| Orchid Shot | Bairnsdale, 30-Dec-14 |
| Orchid Valley | Seoul, 18-May-24 |
| Orchid Valley | Ipswich, 31-Jul-25 |
| Orchidaceae | Leopardstown, 13-Sep-25 |
| Orchidee Parfumee | Nagoya, 04-Sep-25 |
| Orchidia | Ladbrokes Park Lakeside, 01-Jul-20 |
| Orchids | Sale, 31-Jul-19 |
| Orchilla | York, 17-Sep-23 |
| ORCHY | Swan Hill, 07-Jun-08 |
| Orco De Mordor | Palermo, 13-Aug-23 |
| ORCONFUSED | Broadmeadow, 02-Oct-10 |
| Orcrist | Kochi, 07-Jan-24 |
| Orcus | Pentland, 25-Nov-23 |
| Orcym Busby | Wagga, 22-Jun-25 |
| Orcym Monte | Orange, 22-Mar-20 |
| Orcym Sam | Kembla Grange, 30-Sep-17 |
| Orczy | Emerald Downs, 02-Jul-23 |
| Ordained Kiss | Fairmount Park, 13-Sep-23 |
| Ordashus | Northam, 26-Oct-25 |
| Ordenadisimo | Palermo, 25-Apr-23 |
| Order Again | Pukekohe Park, 23-Apr-22 |
| Order And Law | Santa Anita, 17-Jun-24 |
| Order Is Restored | Strathalbyn, 29-Jan-23 |
| Order Me | Seymour, 22-Mar-11 |
| Order Natural | Niigata, 13-May-23 |
| Order Of Australia | Sha Tin, 11-Dec-22 |
| Order of Command | Royal Randwick, 26-Feb-22 |