| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Spot mare | f | Curwens Old Spot | Old Woodcock mare | Thoroughbred | Great Britain | |||
| Spot mare | grey | f | 1751 | Huttons Spot | Mogul mare | Thoroughbred | Great Britain | |
| Spotless | black | f | 1809 | Walton | Bolter's Dam | Thoroughbred | Great Britain | |
| Spots to Spare | grey | f | 1962 | Star Rover | Fast Cat | Thoroughbred | USA | |
| Spotted Beauty | grey | f | 1941 | Man o'War | Silver Beauty | Thoroughbred | USA | |
| Spotted Flower | chestnut | f | 1968 | Candy Spots | Thoroughbred | USA | ||
| Spotted Miss | chestnut | f | 1962 | Indian Hemp | La Comedienne | Thoroughbred | USA | |
| Spout | bay | f | 1992 | Salse | Arderelle | Thoroughbred | Great Britain | |
| Sprajt | chestnut | c | 1999 | 3905 Pafos | 8355-1 Savari | Thoroughbred | Sofievskoe Farm | |
| 452 Spravka | chestnut | f | 1926 | 161 Sanitar | 154 Sprea | Thoroughbred | Chesmensk Stud |