| Equid | Horse Name ▲ | Breed | Age | Gender | Color | Discipline | Owner |
|---|---|---|---|---|---|---|---|
| 159614C | Sing The Blues | Thoroughbred | SY14 (13yo) | Mare | Bay | EV | Rhianon |
| 230517C | Singin The Blues | Paint Horse | SY17 (10yo) | Stallion | Blue Roan Tovero | WS | Manders |
| 199812C | Sippin N Zippin | Quarter Horse | SY12 (15yo) | Mare | Cremello | WW | Rhianon |
| 286021B | Sir Spotticus | Noriker | SY21 (6yo) | Stallion | Bay Leopard | CD | Jen |
| 453621C | Sir Wallace | Shire | SY21 (6yo) | Stallion | Grey | DV | Soleil |
| 421723B | Siren Glow | Thoroughbred | SY24 (3yo) | Mare | Cremello Sabino | FR | Lissa |
| 361198B | Siroy Kumudinee | Marwari | SY20 (7yo) | Mare | Palomino | TC | Niamh |
| 072215S | Sister Ire | Irish Sport Horse | SY15 (12yo) | Mare | Chestnut | EV | Morrigan |
| 379819C | Sister June | Carolina Marsh Tacky | SY19 (8yo) | Mare | Bay | WE | Manders |
| 479321C | Sitara | Marwari | SY21 (6yo) | Mare | Bay | TC | Shanny |
| 089416S | Sitting Duck | Irish Sport Horse | SY16 (11yo) | Gelding | Chestnut | HU | Morrigan |
| 013114C | Siuan | Irish Draught | SY14 (13yo) | Mare | Chestnut | HU | Morrigan |
| 429525C | Sivekar | Arabian | SY25 (2yo) | Mare | Grey | AR | Morrigan |
| 368920B | Six of Wands CCR | Quarter Horse | SY20 (7yo) | Stallion | Chestnut | WW | Merry |
| 274818C | Sixpence | Morgan | SY18 (9yo) | Mare | Brown | TC | Merry |
| 239922C | Sk8ter Boi | Thoroughbred | SY22 (5yo) | Stallion | Buckskin | EV | Morrigan |
| 211120B | Skeleton Jack | American Mammoth Donkey | SY20 (7yo) | Stallion | Grey | CD | Merry |
| 327421B | Skeptic M | Thoroughbred | SY21 (6yo) | Mare | Bay | CC | Merry |
| 035618B | Skinny Latte | Connemara | SY18 (9yo) | Mare | Grey | JP | Manders |
| 321016C | Skippers Passion Twist | Quarter Horse | SY16 (11yo) | Stallion | Grey | WR | Manders |
| 382721C | Skr | Arabian | SY21 (6yo) | Stallion | Flaxen Chestnut | EN | Sioux |
| 299913C | Skylayla | American Mustang | SY13 (14yo) | Mare | Black Tobiano | EN | Manders |
| 474922S | Slainte | Connemara | SY22 (5yo) | Stallion | Red Dun | JP | Lorelei |
| 454415C | Slainte Mhaith | Irish Cob | SY15 (12yo) | Mare | White | DV | Rhianon |
| 183714C | Sleep Token | Danish Warmblood | SY14 (13yo) | Stallion | Black | EV | Shanny |
