| Name | Gender | Appearances | Top Performance |
|---|---|---|---|
| Jordan McLarin | Male | 9 | 1st |
| Simon McLarin | Male | 21 | 1st |
| Lucy Mclaughlin | Female | 2 | 2nd |
| Josh McLean | Male | 3 | 1st |
| Craig McLeod | Male | 13 | 9th |
| Suzanne McLister | Female | 3 | 39th |
| Anachie Mclouchlin | Male | 2 | 2nd |
| Anachie Mcloughlin | Male | 1 | 24th |
| Ani Mcloughlin | Male | 2 | 11th |
| Liam McMaster | Male | 1 | 19th |
| Karl McMurtrie | Male | 3 | 1st |
| Luke Mcnish | Male | 7 | 3rd |
| Simon McQueen | Male | 4 | 18th |
| Ruby Mcsweeney | Female | 1 | 5th |
| Alan McVicar | Male | 2 | 4th |
| Iain McVicar | Male | 1 | 10th |
| Kim Mcvicker | Female | 2 | 48th |
| Esteban Medina | Male | 1 | 3rd |
| Max Meffan | Male | 2 | 8th |
| Rebecca Mehew | Female | 5 | 33rd |
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