Horses can be placed on this list for reasons of illness, overall soundness or fitness to race.
| Horse Name | Horse Breed | Date On | Track On | Date Off | Official Vet Exam | Work | Qualify | Vet List Type |
|---|---|---|---|---|---|---|---|---|
| Wien | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Wil Crusher | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Wilburns Light | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Wild and Funny | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Wilkabee Rush | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Winstanley (IRE) | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Wish It Were Rye | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Wittle Wed Wabbit | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Wolverina's Willa | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Working the Table | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Z Hub | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Zafeather | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Zapata Sky | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Zeus's Hall | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Zooooooooooooomin By | Quarter Horse | Ajax Downs | No | X |