| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| 7862 Ubiystvennaya Mysl | bay | f | 1928 | Orlov trotter | ||||
| 09745 Ubor | chestnut | c | 1966 | 08403(Ф) Okapi C | 010462 Uteha | Trotter | "Aleksandrovsk Stud N 12" | |
| Ubor | d.-bay | c | 1992 | 011107(А) Boardwalk Chappie | 020646 Utayka | Trotter | Gestut Moskowskiy N 1 | |
| Ubor | bay | c | 1998 | 011326(А) Bullfinch | 021662 Uvertyura | Trotter | "Aleksandrovsk Stud N 12" | |
| 015267 Uboristaia | bay | f | 1964 | 08000(А) Bill Hanover | 013212 Ulitka | Trotter | Zlynskiy k.z. | |
| 992 Ubornaya | grey | f | 1901 | Orlov trotter | ||||
| 02367 Uboy | black | c | 1925 | 070 Balagur | 01100 Ugryumaya | Trotter | Ostashevskii k.z. | |
| 027338(Ф) Ubriaka | chestnut | f | 2008 | Gebrazac | Kapiroska | French Trotter | France | |
| Ubytok | grey | c | 1983 | 010180 Tipaj | 015280 Undina | Trotter | Gomelskiy k.z. | |
| Uchenyi | grey | c | 1976 | 09350 Chibis | 015271 Udalaya Pirushka | Trotter | OKZ VNIIK |