| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| 4494 Sugubaya | d.-bay | f | 1969 | 2388 Grifel | 3070 Sigareta | Thoroughbred | Lugovskoi Stud | |
| 1275-6 Suguday | d.-bay | c | 2009 | 643110000212529 | First Samurai | Lily O'Gold | Thoroughbred | USA |
| 6231-8 Sugzara | chestnut | f | 2013 | 0806-5 Galahad | 1510-3 Sibiriada | Thoroughbred | Stud-farm "Stavropolskiy 170" | |
| Suhovei | bay | c | 1966 | 2960 Val Vousden | 3081 Stikhiya | Thoroughbred | Streletsk Stud | |
| Suhum | d.-bay | c | 1958 | 2809 Kharkov | 2466 Sitziliya | Thoroughbred | Onufrievsk Stud | |
| Suhum | chestnut | c | 1953 | 1942 Sektor II | 2596 Khafa | Thoroughbred | Derkul Stud | |
| Suitably Discreet | bay | f | 1998 | Mr. Prospector | Alywow | Thoroughbred | USA | |
| Suiti | chestnut | f | 1959 | Richer | Thoroughbred | Argentina | ||
| Sukches | bay | c | 1992 | 3744-1 Cumute | 6158-1 Saklya | Thoroughbred | Prut Farm | |
| Sukey Tawdry | f | 1978 | Avant | Juana Del Mar | Thoroughbred | Canada |