| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Stormy Spell | d.-bay | f | 1989 | Tsunami Slew | Incantation | Thoroughbred | USA | |
| Stormy West | d.-bay | f | 2004 | Gone West | Storm Beauty | Thoroughbred | USA | |
| 3378-5 Storonka | bay | f | 2007 | 643094100002972 | 0378-3 Terrestrial | 0648-2 Salda | Thoroughbred | Voskhod Stud |
| Storybook | chestnut | f | 2004 | Halling | Blixen | Thoroughbred | OAE | |
| Stoun Bars | bay | c | 2023 | 643090000646892 | 2020-8 Whiskey Lemon Bars | 4059-6 Big Stone Bridge | Thoroughbred | Barsuk T.L. Farm |
| Stoun Kasl | bay | c | 2008 | 0370-3 Chequer | 1887-4 Svatia | Thoroughbred | Volgogradsk Stud | |
| Stoun Krik | bay | c | 2013 | не введен | 0103-2 Corvinius | 0663-2 Senega | Thoroughbred | APK "Kavkaz" |
| Stourfield | f | 1883 | Thoroughbred | |||||
| Stoyana | bay | f | 1976 | Abdos | Bielka | Thoroughbred | France | |
| Stoykaya | bay | f | 2024 | 643090000704956 | 1266-6 Royal Strit | 6742-8 Solo Svir | Thoroughbred | Mr Stepanishin P.A. |