2018 Winter Olympische Spelen - Atleten
| Atleet | Sport |
|---|---|
 Michael Marinaro | Schaatsen |
 Julia Marino | Skiing |
 Alessandro Mariotti | Skiing |
 Mariann Mimi Maroty | Skiing |
| Philippe Marquis | Skiing |
 Matteo Marsaglia | Skiing |
| Barrett Martineau | Bobsleigh |
 Michael Martínez | Schaatsen |
 Marie Martinod | Skiing |
 Edson Ricardo Martins | Bobsleigh |
 Wojciech Marusarz | Skiing |
| Cynthia Mascitto | Schaatsen |
| Bruno Massot | Schaatsen |
 Tim Mastnak | Skiing |
| Maddie Mastro | Skiing |
 Lucas Mata | Bobsleigh |
| James Matheson | Skiing |
 Johanna Matintalo | Skiing |
 Haruna Matsumoto | Skiing |
 Michael Matt | Skiing |
 Andrew Matthews | Bobsleigh |
 Niklas Mattsson | Skiing |
| Matthias Mayer | Skiing |
| Chris Mazdzer | Rodelen |
 Maria Mazilu | Bobsleigh |