| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Urusta | bay | f | 2000 | Tamerlan | 00173 Unita | trakenenskaya pomes | Fest, OOO | |
| Urvi | grey | f | 1972 | Uudis | Hulvi | gollandskaya teplokrovnaya | ||
| Urvi 13669 | f | toriyskaya | ||||||
| Urwelt | f | Holsteiner | Germany | |||||
| Usa | grey | f | 1960 | Marabu II | Jossa | Holsteiner | Germany | |
| Usambara VI | d.-bay | f | 1982 | Cor de la Bryere | Pallast | Holsteiner | Germany | |
| Usch | f | 1966 | Westfalische | Germany | ||||
| Usinge 36899 | f | Holsteiner | Germany | |||||
| Usira | f | 1982 | Montanus | Midore | Holsteiner | Germany | ||
| Uskok | chestnut | c | 1953 | Szczecin | Urna | vostochno-prusskaya |