| Name ▲ | Age | Gender | Owner | Actions |
|---|---|---|---|---|
| Spock Jr. | 14 | Stallion | Final Furlong | View |
| Spock's Victory | 10 | Stallion | Tall Oaks Estate | View |
| Spockham | 13 | Stallion | Final Furlong | View |
| Spoiled Rotten | 13 | Stallion | Final Furlong | View |
| Spoirad | 7 | Gelding | Stillwater Farms | View |
| Sponsor's Devil | 6 | Stallion | Lochiedo Stables | View |
| Sponsor's Romance | 6 | Stallion | Starfish Stables | View |
| Sponsored Deb | 7 | Mare | Starfish Stables | View |
| Sponsored Dove | 7 | Stallion | Starfish Stables | View |
| Sponsored Dreams | 6 | Mare | Starfish Stables | View |
| Sponsored Flight | 8 | Stallion | AllegroThoroughbreds | View |
| Sponsored Prospect | 7 | Stallion | Dreadnought | View |
| Spook Shy | 13 | Gelding | Gant's Farm | View |
| Spoonfuloflove | 14 | Stallion | Final Furlong | View |
| Sport Royale | 16 | Stallion | Krajina | View |
| Sports Editor | 22 | Gelding | Final Furlong | View |
| Sportsman | 10 | Gelding | Hidden Oak Farm | View |
| Sportsmanship | 15 | Stallion | Ivy Creek Farm | View |
| Sporty Dilemma | 15 | Stallion | Gintara Lodge | View |
| Spotless Air | 9 | Stallion | Kismet Thoroughbreds | View |