| Name | Gender | Appearances | Top Performance |
|---|---|---|---|
| Zoe Macclure | Female | 2 | 17th |
| Angus Macdonald | Male | 2 | 56th |
| Jess Macdonald | Female | 1 | 58th |
| John Macdonald | Male | 4 | 8th |
| Mark MACDONALD | Male | 2 | 10th |
| Sarah MacDonald | Female | 1 | 21st |
| Shaun Macdonald | Male | 1 | 40th |
| Hector Macgillivray | Male | 2 | 51st |
| Joe Macintyre | Male | 2 | 21st |
| Anthony Mackay | Male | 6 | 10th |
| Mark Mackenzie | Male | 1 | |
| Hugh Mackintosh | Male | 1 | 22nd |
| Neil Mackkenier | Male | 1 | 42nd |
| Hamish Macky | Male | 5 | 2nd |
| Maree Maclaughlan | Female | 1 | 52nd |
| Quentin Maclean | Male | 1 | 14th |
| Helen Maddox | Female | 1 | |
| Joanne Madeley | Female | 1 | 74th |
| Katrina Madill | Female | 7 | 6th |
| Franz Madritsch | Male | 1 | 18th |
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