| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Urengoi | d.-bay | c | 2001 | 0070-2 Gladiator | 0741-2 Ulovka | Thoroughbred | Kirova Farm | |
| 5695-7 Urfa | bay | f | 2014 | 643094100429845 | Bellamy Road | Diva | Thoroughbred | USA |
| 0746-2 Urga | d.-bay | f | 1994 | 3510-1 White Reef | 6436-1 Grafiya | Thoroughbred | APK "Kavkaz" | |
| Uri | bay | f | 1965 | Molvedo | Under the Clock | Thoroughbred | Italy | |
| Uriah Heep | bay | c | 2021 | 643093905005455 | 1342-6 Grand Heart | 5872-7 Yurspring | Thoroughbred | Mr Maysyukov A.A. |
| Uriel | br. | c | 1846 | Touchstone | Thoroughbred | Great Britain | ||
| 0747-2 Urina | bay | f | 1993 | 3621-1 Stimul | 6439-1 Drama | Thoroughbred | APK "Kavkaz" | |
| Urisca | bay | f | 1955 | Dragon Blanc | Guapi | Thoroughbred | Brazil | |
| 0998-5 Urkagan | bay | c | 2006 | 643094100000503 | 0103-2 Corvinius | 0744-2 Umbra | Thoroughbred | Agro-Galan Farm |
| Urkas | bay | c | 2005 | 643098100042309 | 0103-2 Corvinius | 1003-3 Uniya | Thoroughbred | Mr. Samsonenko A.P. |