Horses Starting With O
| Name | Last Run |
|---|---|
| Operation Overlord | Carlisle, 08-Apr-23 |
| Operation Overlord | Gulfstream, 10-Jan-26 |
| Operation Sunrise | Churchill Downs, 28-Nov-25 |
| Operation Tiger | Singapore, 28-Sep-24 |
| Operation Torch | Gulfstream, 02-Jan-26 |
| Operation Twist | Warrnambool, 01-May-14 |
| Operational | Carnarvon, 12-Aug-17 |
| Operatnthunderbolt | Gulfstream, 19-May-25 |
| Operator | Sonoda, 27-Jun-25 |
| Operator Please | Geraldton, 13-Apr-10 |
| Operatore Pazzo | Churchill Downs, 07-Nov-24 |
| Operazione | Ohi, 20-May-25 |
| Operistico | San Isidro, 22-May-25 |
| Opernball | Chukyo, 08-Dec-24 |
| Opetaia | Beaumont, 06-Dec-25 |
| Ophelia | Nagoya, 12-Apr-24 |
| Ophelia | Tauranga, 18-Oct-23 |
| Ophelia Blues | Port Augusta, 07-May-21 |
| Ophelia Grace | Wolverhampton, 04-Nov-25 |
| Ophelia Rose | Riccarton Park Synthetic, 29-Jul-22 |
| Ophelia's Knight | Rockhampton, 22-May-18 |
| Ophelias Dream | Penn National, 21-Nov-24 |
| Ophidian | Swan Hill, 15-Mar-13 |
| Ophira | Valparaiso Sporting Club, 06-Feb-25 |
| Opi Daqui | Deauville, 18-Dec-25 |
| Opiana | Deauville, 24-Jan-26 |
| Opicina | Sportsbet-Ballarat Synthetic, 26-Nov-22 |
| Opie The Giant | Racing.com Park, 20-Feb-20 |
| Opie's Girl | Mahoning Valley, 29-Jan-25 |
| Opihi Jade | Riccarton Park, 22-Sep-18 |
| Opinion Leader | Ohi, 03-Dec-25 |
| Opinionated | Laurel Park, 17-Dec-23 |
| Opinions | Mackay, 25-Nov-22 |
| OPIO MISS | |
| Opio Rose | Ascot Park, 17-Feb-20 |
| Opito Ballerina | Toowoomba, 07-Jun-25 |
| Opium Craf | Monterrico, 08-Oct-23 |
| Opium Rim | |
| Oplontis | Toulouse, 20-Mar-25 |
| Opoho Dreaming | Wagga, 18-Jan-22 |
| OPOSITIVE | |
| Oppa | Singapore, 04-Aug-24 |
| Oppa | Lismore, 10-Nov-25 |
| Oppenheimer | Pukekohe Park, 18-Jan-26 |
| Oppenheimer | Curragh, 09-Aug-25 |
| Oppenheimer | Townsville, 17-Jan-19 |
| Oppidum | Palermo, 09-Oct-23 |
| Oppipoika | Nakayama, 12-Jan-26 |
| Oppo Taco | Charles Town, 17-May-24 |
| Opportun | Chantilly, 24-Jun-25 |
| Opportune Chance | Gawler, 28-May-25 |
| Opportune Notion | Delaware Park, 24-Jul-25 |
| Opportune Notion | Delaware Park, 16-Oct-25 |
| Opportunistic | Ascot, 22-Nov-25 |
| Opportunities Won | Kalgoorlie, 09-Jun-13 |
| Opportunity | Royal Ascot, 20-Jun-25 |
| Opportunity Knocks | Chelmsford City, 20-Oct-23 |
| Opportunity Lost | Sportsbet-Wangaratta, 20-Aug-22 |
| Opportunity Set | Belmont At The Big A, 23-Jun-24 |
| Oppose | Colonial Downs, 28-Aug-25 |