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| Name | Last Run |
|---|---|
| Orleans Rock | Grafton, 11-Sep-23 |
| Orlov | Trentham, 17-May-25 |
| ORNITHORHYNCHUS | |
| Orokonui | Warwick Farm, 25-Nov-20 |
| Oronero | Caulfield, 14-May-11 |
| Orquidea | Seymour, 28-Feb-10 |
| Orthie's Boy | Coffs Harbour, 14-Oct-16 |
| Osaka | Te Rapa, 06-May-23 |
| Osaka Girl | Te Rapa, 31-Jan-24 |
| Oscar Glory | Sha Tin, 16-Jul-23 |
| Oslen | Emerald, 08-Apr-23 |
| Oso Savvy | Hawera, 21-Apr-24 |
| Ostile | Great Western, 25-Jan-25 |
| Otago Miss | Swan Hill, 27-Jul-15 |
| Otapouri | Otaki, 26-Dec-22 |
| Otherworld | TRIAL Lark Hill, 27-Jun-22 |
| Otium | Taree, 05-Jun-25 |
| Ottavio | Cambridge, 02-Aug-23 |
| OTTO MEZZMER | |
| Ouch | Gore, 02-Feb-25 |
| Our Absolute | Ellerslie, 26-Dec-24 |
| Our Ali | Wanganui, 20-Jan-25 |
| Our Alley Cat | Ellerslie, 17-Feb-24 |
| Our Beatnik | Emerald, 11-Apr-20 |
| Our Belle Fille | Sunshine Coast, 30-Jul-23 |
| Our Big Boy | Pukekohe Park, 21-Jan-24 |
| Our Big Mike | Sportsbet-Pakenham, 05-Dec-20 |
| Our Billy Blue | Wellington, 26-Dec-14 |
| OUR BLACK DOUGLAS | |
| Our Bluey | Wanganui, 23-Jun-23 |
| Our Boy Lukas | Mackay, 19-Sep-13 |
| Our Boy Ritchie | Riccarton Park, 11-Feb-23 |
| Our Boy Tarz | Ararat, 29-Feb-24 |
| Our Braveheart | Phar Lap Raceway, 08-Oct-24 |
| Our Calantha | Tamworth, 25-Aug-23 |
| Our Chateau | Sandown Lake, 13-Jul-14 |
| OUR COURT | |
| Our Creed | Happy Valley, 06-Jul-23 |
| Our Debbie's Joy | Launceston, 02-Aug-09 |
| Our Dee Fore | Wanganui, 02-Nov-23 |
| Our Desertcrossing | Port Macquarie, 06-Oct-06 |
| OUR DESERTCROSSING | |
| OUR DRAWN | |
| Our Dreamsarefree | Albury, 19-Mar-21 |
| Our Echo | Riccarton Park, 12-Apr-25 |
| Our Elliott | Racing.com Park Synthetic, 09-Jul-17 |
| Our Endeavour | Miles, 08-Feb-25 |
| Our Girl Gilly | Ascot Park, 18-Feb-23 |
| Our Girl Silke | Seymour, 06-Jun-23 |
| OUR GOLD BULLION | Green Wattle, 05-Aug-10 |
| Our Guarantee | bet365 Geelong, 15-Dec-16 |
| Our Insider | Carnarvon, 10-Sep-22 |
| Our Libretto | Eagle Farm, 22-Jun-19 |
| OUR LUCCA | Geelong Synthetic, 06-Sep-10 |
| Our Lukas | Flemington, 01-Nov-11 |
| Our Mastermind | Bendigo, 26-Apr-11 |
| Our Mate Reg | Pukekohe Park, 21-Feb-24 |
| Our Matilda | Awapuni Synthetic, 05-May-24 |
| Our Mavourneen | |
| OUR MISS SCOTLAND | Donald, 10-Oct-11 |