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 |
|---|---|---|---|---|---|---|---|---|
| Sammy from Miami | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Samuel Dechamplain | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Sandy Bay | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Saratoga Boy | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Sarkozy | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Saskatchewan | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Saturday Dancer | Thoroughbred | Fort Erie Racetrack | Yes | |||||
| Saveaplaceforme | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Savoir Faire | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Scat Humor | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Scenic Holiday | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Scenic Spain Tour | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Scouting for Me | Quarter Horse | Ajax Downs | No | X | ||||
| Seattle Appeal | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Seattle Sunrise | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Secret Action | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Secret Plan | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Section Ten | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Seems She Should | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Seen It All Before | Thoroughbred | Woodbine Racetrack | No | X |