| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Undina | d.-bay | f | 1905 | Sospiro | Screen | Thoroughbred | ||
| Undina | bay | f | 1902 | Agenobarb | Tirwit | Thoroughbred | ||
| Undina | bay | f | 2011 | не введен | 0458-4 Akbash | 1124-3 Ufa | Thoroughbred | Mr. Maremkulov N.M. |
| Undulate | bay | c | 1972 | Vaguely Noble | Make Sail | Thoroughbred | USA | |
| Une Amazone | bay | f | 1978 | Youth | Galoubinka | Thoroughbred | USA | |
| Une Florentine | grey | f | 1981 | Pharly | White Lightning | Thoroughbred | France | |
| Une Pensee | chestnut | f | 1987 | Kenmare | Cleophis | Thoroughbred | France | |
| Une Tornade | chestnut | f | Traffic II | Rough Sea | Thoroughbred | France | ||
| Unerring | br. | f | 1936 | Margaret Lawrence | Thoroughbred | USA | ||
| Unexcelled | bay | f | 1966 | Sir Ribot | Daring Duchess | Thoroughbred | USA |