| Equid | Horse Name ▼ | Breed | Age | Gender | Color | Discipline | Owner |
|---|---|---|---|---|---|---|---|
| 485524B | String Theory M | Thoroughbred | SY24 (4yo) | Mare | Brown | FR | Merry |
| 152218C | Striker Eureka | Paint Horse | SY18 (10yo) | Stallion | Bay Tobiano | WW | Morrigan |
| 421123B | Stride Breaker | Thoroughbred | SY24 (4yo) | Mare | Chestnut Sabino | FR | Lissa |
| 531428B | Streetfighter | Thoroughbred | SY28 (0yo) | Stallion | Flaxen Chestnut | FR | Morrigan |
| 031720C | Street Smarts | Thoroughbred | SY20 (8yo) | Stallion | Chestnut | TC | Morrigan |
| 296021C | Streakin Queen IE | Quarter Horse | SY21 (7yo) | Mare | Black | SR | Izabella |
| 212221S | Strawberry Wine | Quarter Horse | SY21 (7yo) | Stallion | Red Roan | SR | Lissa |
| 380221C | Strawberry Twizzler | Carolina Marsh Tacky | SY21 (7yo) | Mare | Buckskin Roan | WE | Manders |
| 018711C | Strawberry Fields Forever | Quarter Horse | SY11 (17yo) | Mare | Red Roan | WR | Soleil |
| 356119B | Strange Magic CCR | Paint Horse | SY19 (9yo) | Stallion | Buckskin Splash | WW | Merry |
| 429123C | Strait Smokin | Quarter Horse | SY23 (5yo) | Mare | Chestnut | SR | Morrigan |
| 352623C | Stradivarius | Thoroughbred | SY23 (5yo) | Mare | Grey | JP | Morrigan |
| 142119C | Stormy Seas | Thoroughbred | SY19 (9yo) | Mare | Grey | HU | Jewel |
| 490619C | Stormrise Minstrel | American Saddlebred | SY19 (9yo) | Stallion | Black | SS | Merry |
| 490523C | Stormrise Desdemona | American Saddlebred | SY23 (5yo) | Mare | Bay | SS | Merry |
| 492524C | Stormfall Admiration | American Saddlebred | SY24 (4yo) | Mare | Chestnut | SS | Merry |
| 311117C | Stormchaser Lyric | Irish Sport Horse | SY17 (11yo) | Mare | Buckskin | EV | Jewel |
| 252122C | Storm Watch | Paint Horse | SY22 (6yo) | Mare | Bay Overo | WS | Morrigan |
| 420323B | Storm Warning | Thoroughbred | SY24 (4yo) | Mare | Black Rabicano Sabino | FR | Lissa |
| 416622B | Storm Temptation | Thoroughbred | SY23 (5yo) | Mare | Grey | FR | Lissa |
| 497118C | Storm Surge | Thoroughbred | SY18 (10yo) | Mare | Bay White-Spotted | CD | Rhianon |
| 384319C | Storm on the Range | Kiger Mustang | SY19 (9yo) | Mare | Grulla | WW | Jewel |
| 013721B | Storm Chaser | Thoroughbred | SY21 (7yo) | Stallion | Chestnut | FR | Lissa |
| 249122C | Stop Drop Roll | Paint Horse | SY22 (6yo) | Mare | Bay Tobiano | WS | Morrigan |
| 490223C | Stonekey Glamazon | American Saddlebred | SY23 (5yo) | Mare | Flaxen Chestnut | SS | Merry |
