| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Uniform | bay | f | 1982 | Lord | Italien | Holsteiner | ||
| Unikum 429 | c | Trakehner | ||||||
| Unique | chestnut | f | 2001 | Osmiun | Kimberley | gollandskaya teplokrovnaya | Netherlands | |
| Unique of Class | bay | f | 2001 | Lord Sinclair | Touch of Class | Oldenburger | Germany | |
| Unistar | bay | c | 2001 | gollandskaya teplokrovnaya | Netherlands | |||
| Unistreel | f | Minstreel | Ornamiek | gollandskaya teplokrovnaya | ||||
| Unistreel | f | Minstreel | Ornamiek | |||||
| 00173 Unita | black | f | 1988 | Topas | 1576 Unzija 32 | Trakehner | Russko-Wysozkaja PTF,OOO | |
| Unita | f | 1978 | Oriant | Fanita | gollandskaya teplokrovnaya | |||
| Unitaim | l.bay | c | 2002 | 385 Mawr | 00351 Jumoreska | Trakehner | Russko-Wysozkaja PTF,OOO |