Members with the Letter M
- Ma, Ed -- United States -- Worcester Polytechnic Institute
- Maat, Leendert -- Netherlands -- Delft University of Technology
- Mabit, Lionel -- Austria -- International Atomic Energy Agency (IAEA)
- Macagno, Vincente -- Argentina -- Universidad Nacional de Córdoba
- Macarthur, Roy -- United Kingdom -- The Food & Environment Research Agency
- Macasek, Fedor -- Slovakia -- Comenius University
- Machanova, Karolina -- Czech Republic -- Academy of Sciences of the Czech Republic
- Mackay, Neil -- United Kingdom
- MacKay, Kenneth -- New Zealand
- Maclean, Derek -- United States
- MacNeil, James -- Canada -- Canadian Food Inspection Agency
- Maczynska, Zofia -- Poland -- Polska Akademia Nauk
- Maczynski, Andrzej -- Poland -- Polska Akademia Nauk
- Madic, C. -- France -- Centre d'Études Nucléaires
- Madruga, Enrique -- Spain
- Maeda, Shu-ichi -- Japan -- Ube Industries, Ltd.
- Magalhães, M. Clara -- Portugal -- Universidade de Aveiro
- Magdal Petersen, Ulla -- Denmark -- Danish National Board of Health
- Magee, Joseph -- United States -- National Institute of Standards & Technology
- Magnusson, Bertil -- Sweden -- SP Technical Research Institute of Sweden
- Mahabadi, H. -- Canada -- Xerox Research Center of Canada
- Mahaffy, Peter -- Canada -- King's University College
- Maher, John -- United Kingdom
- Mahmood, Abu Jafar -- Bangladesh -- University of Dhaka
- Mahmood, Farzana -- Pakistan -- Bahauddin Zakaria University
- Mahramanlioglu, Mehmet -- Turkey -- Istanbul Üniversitesi
- Maia, João -- Portugal -- Universidade de Minho
- Maia Pestana, Elisa -- Portugal -- Universidade de Lisboa
- Maier, Joachim -- Germany -- Max Planck Institut für Festkorperforschung
- Maier, Eddie -- Belgium -- Commission of the European Communities