| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Warm December | bay | f | 1979 | He Loves Me | New Light | Thoroughbred | Ireland | |
| Warm Mood | bay | f | 1989 | Alydar | Summer Mood | Thoroughbred | USA | |
| Warm Springs Girl | f | 2006 | City Zip | Marianna's Girl | Thoroughbred | USA | ||
| Warmed Bottom | chestnut | f | 1968 | Hitting Away | Tanned | Thoroughbred | USA | |
| Warning | br. | c | 1985 | Known Fact | Slightly Dangerous | Thoroughbred | Great Britain | |
| Warning Light | f | 1949 | Bellacose | Peaceful Light | Thoroughbred | |||
| Warning Shadows | c | Cadeaux Genereux | Thoroughbred | Ireland | ||||
| Warning Zone | d.-bay | f | 2000 | Elliodor | War Women | Thoroughbred | SAF | |
| Warren's Whistle | grey | f | 1998 | Wolf Power | Velveteen | Thoroughbred | USA | |
| Warrior | bay | c | 1807 | Thoroughbred | Great Britain |