| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Unitas | chestnut | c | 1978 | Hoogheid | Tolina | gollandskaya teplokrovnaya | ||
| United | bay | c | 2001 | Krack C | Nessica | gollandskaya teplokrovnaya | ||
| United H 09 00702/95 | bay | c | 1995 | Fontainbleau | Unkenlied II | Trakehner | Kunath Peter | |
| Univers | f | |||||||
| Unkenlied II | chestnut | f | 1986 | Atreus | Ungeduld | Trakehner | Germany | |
| Unkenruf | c | Trakehner | Germany | |||||
| Unna 321210332003 | f | Holsteiner | ||||||
| Unnak 2757 | c | toriyskaya | ||||||
| Unofuego M | d.-bay | c | 2012 | 427 Faktor 04 | 3616 Ulybka M | Trakehner | Malanitschewych | |
| Unsah 6669 | c | Unnak 2757 | Hundra 13509 | toriyskaya |