| Trakehner Name | Geschlecht | Geburtsjahr | Vater | Muttertier | Farbe | |
|---|---|---|---|---|---|---|
| Upwind Sheila | Stute | Unknown | Unknown | |||
| Urach | Stute | 1990 | Donaufürst *Ps*E* | Ulm | chestnut | |
| Urania | Stute | 1937 | branded EP mare | Unknown | chestnut | |
| Urbana | Stute | Opal | Urbe | Unknown | ||
| Urbe | Stute | 1974 | Galib Ben Afas ox | Urne | chestnut | |
| Uri | Hengst | Unknown | Unknown | |||
| Urieenta | Stute | Pericles xx | Unknown | Unknown | ||
| Uriel | Hengst | 1998 | Pennant | Upstart | dark bay | |
| Urifeyn ox | Stute | Unknown | Unknown | |||
| Urinia | Stute | Cancara II | Urania | gray | ||
| Urne | Stute | Unknown | Unknown | |||
| Ur Rabbah ox | Stute | Unknown | Unknown | |||
| Ursa Major | Hengst | 1983 | Idol | Walla Bear xx | chestnut | |
| Ursprung | Hengst | 1996 | Cornus | St.Pr.St. Utimor | bay | |
| Ursula | Stute | 1941 | branded EP mare | Unknown | chestnut | |
| Urte | Stute | Unknown | Unknown | |||
| Urtica | Stute | 1965 | Pergamos | Ultima | chestnut | |
| Uruguary xx | Stute | Unknown | Unknown | |||
| Ur-Wind | Wallach | 1985 | Donauwind *E* | Undine | bay | |
| Uschi | Stute | 1954 | Apfelkern | Ute | black | |
| Uschi II | Stute | 1955 | Hannemann | Ursula | chestnut | |
| Usha xx | Stute | 1959 | Summer Special xx | Glee xx | Unknown | |
| Uskok | Hengst | Unknown | Unknown | |||
| Utah | Stute | 1975 | Uttar Pradesh | Adelgisa | gray | |
| Uta II | Stute | Harlekin | Ute | black |