| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| 5301 Studiya | bay | f | 1977 | 3123 Dodanok | 3515 Stikhiya | Thoroughbred | Onufrievsk Stud | |
| Stufida | bay | f | 1981 | Bustino | Zerbinetta | Thoroughbred | Great Britain | |
| Stumped | f | Owen Anthony | Thoroughbred | |||||
| Stungeti | bay | f | 1995 | 3693-1 Gektor | Studiya | Thoroughbred | a/f "Mangush" MMK im. Ilicha | |
| Stunning | chestnut | c | 1955 | Stardust | Thoroughbred | Great Britain | ||
| Stunning Ghost | bay | f | 2013 | Ghostzapper | Romance Is Diane | Thoroughbred | USA | |
| Stupendous | l.bay | c | 1963 | Bold Ruler | Magneto | Thoroughbred | ||
| Stupendous Miss | d.-bay | f | 2001 | Dynaformer | Subeen | Thoroughbred | USA | |
| Sturmprinzessin | d.-bay | f | 2006 | Auenadler | Segura | Thoroughbred | Germany | |
| Sturmvogel | c | Thoroughbred |