| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| 1519 Strogost | d.-bay | f | 1945 | 610 Gregor | 1490 Sirena 2 | Thoroughbred | Urvansk Stud | |
| Strogost | chestnut | f | 1976 | 3227 Gazgolder | 4021 Sekunda | Thoroughbred | Kirovograd Stud | |
| Stroi | d.-bay | c | 2001 | 3947-1 Severin | 8576 Sarboma | Thoroughbred | Lenina Farm | |
| 1985 Stroitel | chestnut | c | 1934 | 186 Tagor | 324 Subsidiya | Thoroughbred | Voskhod Stud | |
| 2745 Stroj | chestnut | c | 1950 | 1985 Stroitel | Old Lady | Thoroughbred | Dnepropetrovsk Stud | |
| 4492 Strojka | chestnut | f | 1969 | 3025 Craighouse | 3082 Stojka | Thoroughbred | Voskhod Stud | |
| 4493 Stroka | d.-bay | f | 1968 | 2956 Balto | 3517 Strofa | Thoroughbred | Voskhod Stud | |
| 5333-7 Stroke of Midnight | bay | f | 2013 | 985101045197137 | Dark Angel | Timbre | Thoroughbred | Timbre Partnership |
| Stroll | d.-bay | c | 2000 | Pulpit | Maid for Walking | Thoroughbred | USA | |
| Strollin Slew | bay | f | 2000 | Seattle Slew | Footing | Thoroughbred | USA |