| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Ursula | f | 2002 | 11219 Romantik | 19776 Ufimka 96 | Orlov trotter | KFH "Gazovik" Voronejskaia obl | ||
| Ursula | bay | f | 2012 | 012435 (А) Sindbad | 22327 Ugryumaya | Trotter | Elanskii konzavod | |
| Ursula | grey | f | 2016 | 12100 Uspeh | 21486 Uvlekatelnaya | Orlov trotter | Pustovalova S.G. | |
| Urugvay | d.-grey | c | 2012 | 12100 Uspeh | 21486 Uvlekatelnaya | Orlov trotter | Skrylev V.V. | |
| 16977 Urvi | bay | f | 1978 | 9619 Izlet | 013215 Upa | Orlov trotter | Zavivalovskii konzavod | |
| Uryadnik | c | 1988 | 10407 Kapor | 15580 Upakovka | Orlov trotter | Khrenovskoy Stud | ||
| Uryuk | grey | c | 1978 | 9238 Korshun | 15575 Ulovka | Orlov trotter | Dubrovskiy konzavod | |
| Uryuk | l.bay | c | 1992 | 10638 Katok | 16965 Ukrainka | Orlov trotter | Zaporojskiy konzavod | |
| Uryuk | grey | c | 1961 | 7011 Rion | 10489 Utva | Orlov trotter | Khrenovskoy Stud | |
| 18333 Urzula | black | f | 1983 | 9971 Zubr | 15575 Ulovka | Orlov trotter | Dubrovskiy konzavod |