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 |
|---|---|---|---|---|---|---|---|---|
| Selective Memory | Quarter Horse | Ajax Downs | Yes | X | ||||
| Self Employed | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Sensational Sarah | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Serafina Pax | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Serenade Bay | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Serenading Sunrise | Thoroughbred | Woodbine Racetrack | Yes | |||||
| SERENITY CRUISE | Standardbred | Flamboro Downs | Yes | X | Long List | |||
| SEVEN ANGELS | Standardbred | Hanover Raceway | No | X | Long List | |||
| SHADE OF BLUE | Standardbred | Hanover Raceway | Yes | X | Long List | |||
| SHADOWMOON RISING | Standardbred | Dresden Raceway | Yes | X | Long List | |||
| SHADRACK HANOVER | Standardbred | Mohawk Park | No | Short List | ||||
| Shake It Twice | Quarter Horse | Ajax Downs | Yes | X | ||||
| Shaking the Stage | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Shaman's Prodigy | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Shanghai Collect | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Shantelle's Chance | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Sharp's River | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Shazamataz | Quarter Horse | Ajax Downs | No | X | ||||
| She's Good to Go | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| She'sacrowdpleaser | Thoroughbred | Fort Erie Racetrack | Yes | X |