| Equid | Horse Name ▲ | Breed | Age | Gender | Color | Discipline | Owner |
|---|---|---|---|---|---|---|---|
| 319721C | Maastricht | Arabo Friesian | SY21 (6yo) | Mare | Black | CD | Athene |
| 342213C | Macabre | Hanoverian | SY13 (14yo) | Stallion | Bay | EV | Merry |
| 163417C | Machiavelli | Thoroughbred | SY17 (10yo) | Stallion | Bay | JP | Merry |
| 475519S | Machiko | Oldenburg | SY19 (8yo) | Stallion | Bay | EV | Ellis |
| 055710S | Machine Gunner | Quarter Horse | SY10 (17yo) | Mare | Grulla | WR | Jewel |
| 252522C | Mad Hatter | Holsteiner | SY22 (5yo) | Stallion | Grey | JP | Shanny |
| 322622B | Mad Hatter LR | Quarter Horse | SY22 (5yo) | Mare | Blue Roan | WW | Rhianon |
| 343320C | Madeira Blue | Knabstrupper | SY20 (7yo) | Stallion | Bay Near Leopard | JP | Merry |
| 242910C | Madeline | Quarter Horse | SY10 (17yo) | Mare | Blue Roan | WW | Jewel |
| 439122B | Madikka SD | Knabstrupper | SY22 (5yo) | Mare | Black Fewspot | DG | Rhianon |
| 030412C | Madonna | Friesian | SY12 (15yo) | Mare | Black | DG | Manders |
| 324021B | Magia Divertida | Azteca | SY21 (6yo) | Mare | Red Dun | WE | Rhianon |
| 329621B | Magia Menguante | Azteca | SY21 (6yo) | Mare | Buckskin | WE | Dani |
| 037712C | Magia Oscura | Azteca | SY12 (15yo) | Mare | Bay | WE | Rhianon |
| 272121C | Magic Missile | Quarab | SY21 (6yo) | Mare | Bay | WW | Merry |
| 091817B | Magio Azul | Azteca | SY17 (10yo) | Stallion | Bay Roan | WE | Rhianon |
| 272613C | Magnifique | British Warmblood | SY13 (14yo) | Mare | Bay Tobiano | DG | Lissa |
| 471420C | Magnolia | Morgan | SY20 (7yo) | Mare | Bay | DG | Dani |
| 333017B | Magnus Skye | Knabstrupper | SY17 (10yo) | Stallion | Bay Snowcap | JP | Rhianon |
| 430125C | Mahfiruz | Arabian | SY25 (2yo) | Mare | Grey | AR | Morrigan |
| 429825C | Mahidevran | Arabian | SY25 (2yo) | Mare | Grey | AR | Morrigan |
| 480820C | Mahri | Akhal Teke | SY20 (7yo) | Mare | Palomino Sabino | JP | Merry |
| 468123B | Maia | Irish Sport Horse | SY23 (4yo) | Mare | Grey | EV | Rhianon |
| 287716C | Maiara | American Mustang | SY16 (11yo) | Mare | Red Dun Roan | TC | Shanny |
| 118915C | Maid Of Silver | Shire | SY15 (12yo) | Mare | Grey | DV | Manders |
