| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Whirling Dun | br. | f | 1934 | Thoroughbred | Great Britain | |||
| Whirling Lark | chestnut | f | 1948 | Whirlaway | Blue Delight | Thoroughbred | USA | |
| Whisk Broom II | chestnut | c | 1907 | Broomstick | Audience | Thoroughbred | USA | |
| Whiskaway | c | Thoroughbred | ||||||
| Whisker | bay | c | 1812 | Waxy | Penelope | Thoroughbred | Great Britain | |
| Whisker mare | bay | f | 1821 | Whisker | Trophonius mare | Thoroughbred | Great Britain | |
| Whisker mare | bay | f | 1822 | Whisker | Castrella | Thoroughbred | Great Britain | |
| Whiskey | c | 1789 | Saltram | Thoroughbred | ||||
| 2020-8 Whiskey Lemon Bars | bay | c | 2017 | 981020021526629 | Lemon Drop Kid | Film Maker | Thoroughbred | Courtlandt Farm |
| Whiskey Mountain | d.-bay | f | 1973 | Thoroughbred | USA |