| Macrosa | Magic of Sydney | Mahaya |
| Mahogany | Mamzelle Pedrille | Marble Halls |
| March Hare | Marco Magic | Market Force |
| Markstad | Marwina | Matter of Honour |
| Meadowvale | Merlene | Might and Power |
| Mighty Way | Millrich | Millward |
| Miss Jugah | Miss Kournikova | Mistegic |
| Monopolize | Mookta | Moss Rocket |
| Mouawad | Mr. Murphy | Mr Prudent |
| Mustang Ranch | Mustang Red | My Sienna |