| Link | Location | |
|---|---|---|
 | Andrey Marchenko | Moscow, Russia |
 | Peter Marchukewich | Brisbane, Australia |
| Enrique Marcial-Simon | Garching, Germany |
| Rossi Marco | Turin, Italy |
| Zogg Marco | Amsterdam, Netherlands |
| Lennie Marcott | Madison', Wisconsin, United States |
| Yael Marder | Tel Aviv, Israel |
 | Tom Mårdh | Gothenburg, Sweden |
| Karim Mardhani | Calgary, Canada |
| Silvano MARENCO | Turin, Italy |
| Denis Marenin | Moscow, Russia |
| Petr Mares | Prague, Czech Republic |
| Jürgen Margetich | Baden Baden, Germany |
| Valentin Marginean | Vienna, Austria |
| Artur Margonari Fausto de Souza | Brussels, Belgium |
