| Maria | Hedman-Lagerlöf | Karolinska institutet | Sweden | Psychology | clinical psychology, chronic pain, internet-delivered therapy, blended therapy | worldtopscientists.com |
| Marcos | Delgado | Institute of Intensive Care Medicine, University Hospital Zurich | Switzerland | Health Professions | Intensivmedizin | worldtopscientists.com |
| Marcelo | Prado da Silva | Instituto Militar de Engenharia | Brazil | Materials Science | Biocerâmicas | worldtopscientists.com |
| M Mar | Villamiel | CIAL (CSIC-UAM) | Spain | Agricultural and Biological Sciences | Ciencia y Tecnología de los Alimentos | worldtopscientists.com |
| Manuela | Bombana | Univeristy Hospital Heidelberg | Germany | Health Professions | Health Services Research | worldtopscientists.com |
| Manuel | Correia | UNICAMP | Brazil | Energy | Reservoir Geoengineering | worldtopscientists.com |
| Manuel | Bethencourt | University of Cadiz | Spain | Materials Science | Earth and Planetary Sciences | worldtopscientists.com |
| Mantosh Kumar | Satapathy | Taipei Medical University | Taiwan | Pharmacology, Toxicology and Pharmaceutical Science | Advanced Drug Delivery, Biomedical Materials & Tissue Engineering, Nanobiotechnology, Cancer Molecular Biology | worldtopscientists.com |
| Manpreet | Kaur | Jaipuria Institute of Management, Jaipur | India | Business, Management and Accounting | Marketing | worldtopscientists.com |
| Manoj | kumar | NIT PATNA | India | Engineering | Transportation planning | worldtopscientists.com |
| Manmohan Singh | Chauhan | Amity University Rajasthan | India | Chemistry | Green Chemistry | worldtopscientists.com |
| Manish Kumar | Singla | Chitkara University | India | Energy | Fuel Cell | worldtopscientists.com |
| Mandava | Venkata Basaveswara Rao | Krishna University | India | Chemistry | Organic synthesis | worldtopscientists.com |
| Manal | Fawzy | Faculty Of Science, Alexandria University | Egypt | Environmental Science | Green Technology | worldtopscientists.com |
| Mamadou Mouminy | Bah | University Félix Houphouet Boigny | Côte d'Ivoire | Economics, Econometrics and Finance | Economics | worldtopscientists.com |
| Makoto | Asashima | Teikyo University 、Advanved Comprehensive Research Organization | Japan | Biochemistry, Genetics and Molecular Biology | Developmental Biology, animal embryonic development | worldtopscientists.com |
| Makhmud | Bobokandov | National University of Uzbekistan | Uzbekistan | Mathematics | Parabolic PDE; Nonlinear Diffusion | worldtopscientists.com |
| Majid | Shokri | Urmia University | Iran | Engineering | Electrical engineering/Telecommunications engineering | worldtopscientists.com |
| Maite | deCastro | Universidad de Vigo | Spain | Environmental Science | Energías Renovables | worldtopscientists.com |
| MAISARA | ABDUL KADIR | Universiti Malaysia Terengganu | Malaysia | Chemistry | Inorganic chemistry | worldtopscientists.com |