| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Usrah | bay | f | 2003 | Tiznow | Serena's Sister | Thoroughbred | USA | |
| Ussin | f | 1972 | Hogarth | Uri | Thoroughbred | Ireland | ||
| Ussuri | bay | f | 2023 | 643090000617991 | 1775-7 Snazzi Thomas | 6427-8 Uslada Glaz | Thoroughbred | Mr. Nychepurenko V.I. |
| Ussuriia | bay | f | 2004 | 0223-3 Ukaz | 0741-2 Ulovka | Thoroughbred | Kirova Farm | |
| Ustav | bay | c | 2000 | 3763-1 Piligrim | 0744-2 Umbra | Thoroughbred | APK "Kavkaz" | |
| Ustav | bay | c | 2019 | 643093300188909 | 1814-7 Timerhan | 2559-4 Uka | Thoroughbred | Mr Gaynullin R.F. |
| Ustik Ril | bay | c | 2022 | 643090000485317 | 2014-8 Reel Wheel | 2559-4 Uka | Thoroughbred | Mr Gaynullin R.F. |
| Ustin | chestnut | c | 2015 | 643090000060564 | 0977-5 Sudar | 2560-4 Ulika | Thoroughbred | Mr Batyrbiev K.Z. |
| Ustina | f | Thoroughbred | Germany | |||||
| Ustyug | light bay | c | 2014 | не введен | 0983-5 Tak Bun | 2559-4 Uka | Thoroughbred | Mr Gaynullin R.F. |