| Name ▲ | Age | Gender | Owner | Actions |
|---|
| Julia the Elder | 1 | Filly | Cricket Hill | |
| Juliet'sDyingWish | 1 | Filly | Black Briar Stables | |
| Jump To Earth | 1 | Filly | Generous Bloodstock | |
| Jump the Gun | 1 | Colt | New Boston Stables | |
| Kanaloa | 1 | Colt | Cricket Hill | |
| Katie's Checkride | 1 | Filly | AllegroThoroughbreds | |
| Keep It Rollin' | 1 | Colt | Gintara Lodge | |
| Keep Me Hangin On | 1 | Colt | Lochiedo Stables | |
| Keepsake | 1 | Colt | Hidden Oak Farm | |
| Kinda Don't Care | 1 | Filly | Denoux Stud | |
| Kinda Spirited | 1 | Filly | Starfish Stables | |
| King Glorious | 1 | Colt | Hidden Oak Farm | |
| King Kong | 1 | Colt | Gintara Lodge | |
| Kingsgaurd | 1 | Colt | Desert Wind Farm | |
| Kismet | 1 | Filly | Hidden Oak Farm | |
| Kissatis | 1 | Filly | Starfish Stables | |
| Kitty's Writings | 1 | Filly | Black Briar Stables | |
| KnewYouWereTrouble | 1 | Filly | Generous Bloodstock | |
| Knicks Will Do | 1 | Colt | Tall Oaks Farm | |
| Knightfall | 1 | Colt | Fair Isle Farm | |