| Name ▲ | Age | Gender | Owner | Actions |
|---|
| Ascorbicus | 21 | Gelding | Final Furlong | |
| Ash and Quill | 6 | Stallion | Starfish Stables | |
| Ashamed King | 16 | Gelding | Final Furlong | |
| Ashbourne | 7 | Mare | AllegroThoroughbreds | |
| Ashes and Wine | 3 | Filly | Dreadnought | |
| Ashji's Lake | 14 | Stallion | Final Furlong | |
| Ashur-šaduni | 13 | Stallion | Final Furlong | |
| Ask Me Another | 6 | Stallion | Cricket Hill | |
| Ask Me Anything | 12 | Stallion | Final Furlong | |
| Ask for the Moon | 15 | Gelding | Final Furlong | |
| Asking For It | 14 | Gelding | Final Furlong | |
| Aslan | 10 | Gelding | Stillwater Farms | |
| Asphodelus | 6 | Stallion | Rainee Thoroughbreds | |
| Aspirante | 15 | Stallion | Final Furlong | |
| Aspirations | 11 | Gelding | Final Furlong | |
| Aspiring Order | 11 | Stallion | Final Furlong | |
| Aspiring View | 11 | Stallion | Final Furlong | |
| Assemblage | 15 | Mare | Final Furlong | |
| Assembly Line | 16 | Stallion | Final Furlong | |
| Assessment | 5 | Gelding | Clicker Lab | |