| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| 11876 Uzda | d.-grey | f | 1955 | 7473 Den | 10479 Uraza | Orlov trotter | Zaporojskiy konzavod | |
| 4725 Uzdechka | black | f | 1931 | 334 Zontik | 1023 Uteha | Orlov trotter | Novotomnikovskii konzavod | |
| Uzdnik | black | c | 1963 | 7518 Zabytyy | 13270 Uvertyura | Orlov trotter | Dubrovskiy konzavod | |
| 5967 Uzelok | grey | c | 1940 | 1123 Vandal | 2675 Usadba | Orlov trotter | Permskiy konzavod | |
| Uzelok | bay | c | 1981 | 9668 Levit | 15580 Upakovka | Orlov trotter | Khrenovskoy Stud | |
| Uzhimka | f | 2021 | 11748 Jezl | Ustoychivaya | Orlov trotter | Gestut "Zavivalovsky" | ||
| 4726 Uzlovaya | d.-grey | f | 1930 | 658 Piterscik | 1027 Utselevshaya | Orlov trotter | ||
| Uznik | grey | c | 1990 | 10376 Zarok | 17178 Uprugost | Orlov trotter | Zavivalovskii konzavod | |
| Uznik | grey | c | 1974 | 8501 Ispolnitelnyy | 14806 Uprava | Orlov trotter | Khrenovskoy Stud | |
| Uznik | c | 2019 | Izmennik | 22331 Uspeshnaya | Orlov trotter | Kovalev N.I., Volgogradskaya obl. |