| Name | Last Run |
|---|---|
| Synergism | Newcastle, 22-Aug-25 |
| Synergism | Laurel Park, 06-Oct-25 |
| Synergistic | Thistledown, 03-Jul-24 |
| Synergize | Nowra, 23-Feb-25 |
| Synergy Effect | Funabashi, 31-Aug-25 |
| Synergy In Motion | Doomben, 04-Oct-25 |
| Synful | Townsville, 22-Dec-16 |
| Synners Kid | Bellewstown, 02-Oct-25 |
| Synonym | Penn National, 22-Feb-25 |
| SYNONYM | Doomben, 27-Mar-10 |
| Synonym B C | Finger Lakes, 01-Nov-23 |
| Synonymous | Penn National, 19-Jun-24 |
| Synoptic | Bunbury, 03-Jan-15 |
| Synoptic | Ellis Park, 12-Aug-25 |
| SYNOPTIC SKY | Forbes, 06-Aug-12 |
| Synplus | Launceston, 26-May-11 |
| Synsaver | Balaklava, 31-Aug-16 |
| Syntactic | Hawthorne, 27-Oct-25 |
| SYNTAGMA | |
| Synthesis | Oaklawn Park, 05-Apr-25 |
| Synthesise | Morphettville Parks, 28-Jun-25 |
| Synthesize | Wolverhampton, 21-Jun-24 |
| Syntonic | Moonee Valley, 25-Feb-11 |
| Syosset | Dundalk, 25-Oct-25 |
| Syr Maffos | Market Rasen, 12-May-23 |
| Syr Wyvern | Murray Bdge, 23-Jul-25 |
| Syracus Du Houx | Naas, 03-Apr-25 |
| Syrah Malpic | Dax, 26-Jun-23 |
| Syrah Silver | Cagnes-sur-Mer, 29-Jan-24 |
| Syrahbeel | Ararat, 13-Jan-17 |
| Syrakus | Bordeaux Le Bouscat, 29-Apr-25 |
| SYRENE | |
| Syreon | Dubbo, 17-Feb-13 |
| Syriac Sharee | Nowra, 23-Oct-11 |
| SYRIAN LIONESS | Muswellbrook, 17-Jan-13 |
| Syrian Shiraz | Ipswich, 26-Apr-13 |
| SYRIAN SON | Caloundra, 16-Apr-10 |
| Syrian Star | Muswellbrook, 02-May-25 |
| Syrian Steel | Greyville, 27-Oct-24 |
| Syrianos | Leonora, 07-Oct-22 |
| Syringa Vulgaris | Fukushima, 14-Apr-24 |
| Syriver | Ballarat, 14-Jul-11 |
| Syrup | Launceston, 21-Mar-25 |
| Sysko | Galway, 30-Jul-25 |
| Sysmo | Moonee Valley, 18-Jun-16 |
| System | Haydock, 12-Aug-23 |
| System Of A Down | Monterrico, 26-Jun-23 |
| System Reboot | Kokura, 20-Jul-25 |
| System Six | Pinjarra, 16-Nov-11 |
| Systematic | Turfway Park, 28-Mar-25 |
| Systemic | Grafton, 27-Mar-23 |
| Systemic | Newton Abbot, 03-Oct-23 |
| Systemic Change | Saratoga, 01-Sep-25 |
| Systemic Risk | Delaware Park, 03-Nov-23 |
| Systems | Wyong, 13-Jun-13 |
| Sythaero | Doomben, 26-May-21 |
| Sytus | Quirindi, 11-May-20 |
| Syvel Gold | Toowoomba, 22-May-21 |
| Syvestar | Fair Grounds, 02-Mar-25 |
| Syx Hotfix | Scottsville, 14-Sep-25 |