Lawyers Brussels Bar Association (FR)
- Laurent Masson
- Guilaine Matabaro Mujijima
- José Mata Dona
- Isabelle Matagne
- Pierre-Yves Materne
- Edwige Mathieu
- Pascale Marcelle C Mathieu
- Sandrine Mathieu
- Hugues Mathurin
- Frédérique Mathy
- Irène Mathy
- Olga Matiychuk
- Coline Maton
- Gautier Matray
- Stefaan Matroye
- Marc Matthys
- Catherine Matton
- Cécile Matton
- Antoine Matz
- Pauline Maufort