| Name | Color | Sex | Year of birth | Microchip | Sire | Dam | Breed | Breeder |
|---|---|---|---|---|---|---|---|---|
| Wiesenweihe | bay | f | 1962 | Birkhahn | Wiesenblute | Thoroughbred | Germany | |
| Wife for Life | bay | f | 1994 | Dynaformer | Huggle Duggle | Thoroughbred | USA | |
| Wig Craze | bay | f | 1961 | Dedicate | Thoroughbred | USA | ||
| Wig Out | bay | c | 1967 | Bolero | Wig Craze | Thoroughbred | USA | |
| Wiggle | br. | f | 1955 | Rego | Sweet Nymph | Thoroughbred | Avstraliia | |
| Wilburn | bay | c | 2008 | Bernardini | Moonlight Sonata | Thoroughbred | USA | |
| Wild Again | d.-bay | c | 1980 | Icecapade | Bushel-n-Peck | Thoroughbred | USA | |
| Wild and Icy | bay | f | 1999 | Wild Again | Native Paster | Thoroughbred | USA | |
| Wild Applause | bay | f | 1981 | Northern Dancer | Glowing Tribute | Thoroughbred | USA | |
| Wild Applause | chestnut | f | 1951 | Attention | Thoroughbred | USA |