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 |
|---|---|---|---|---|---|---|---|---|
| Moment of Peace | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| MONOPOLY | Standardbred | Rideau Carleton Raceway | No | X | Long List | |||
| MOONSHINE MEMORIES | Standardbred | Mohawk Park | Yes | X | Long List | |||
| Moosey Baby | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Mopharra | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| MORNINGDALE BRIAN | Standardbred | Flamboro Downs | Yes | X | Long List | |||
| Mount Healy | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Mr. De | Thoroughbred | Fort Erie Racetrack | Yes | X | ||||
| Muchalina | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| Mum's the Word | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| MUSCLE AVE | Standardbred | The Raceway at Western Fair District | Yes | X | Long List | |||
| My Girl Loli Pop | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| My Whippersnapper | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Mystic Falls | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Nadeleine | Thoroughbred | Woodbine Racetrack | No | X | ||||
| Native Prince | Thoroughbred | Woodbine Racetrack | Yes | X | ||||
| NATIVES SWEETLOU | Standardbred | Mohawk Park | No | X | Long List | |||
| Natural Gem | Thoroughbred | Fort Erie Racetrack | Yes | |||||
| Naughty Cryan | Thoroughbred | Fort Erie Racetrack | No | X | ||||
| Needs Fulfilled | Thoroughbred | Woodbine Racetrack | Yes | X |