| Dr | Marjan | Razi Khosroshahi | Shahid Beheshti university of medical sciences | Iran | topteachers.net |
| Dr | Marina | Makri | School of Medicine, Faculty of Health Sciences, Aristotle University of Thessaloniki | Greece | topteachers.net |
| Dr | Marie-Joelle | VIROLLE | I2BC / CNRS / University Paris Saclay | France | topteachers.net |
| Dr | Maria | Voutsa | Cyprus University of Technology | Cyprus | topteachers.net |
| Dr | Maria Eva | Sosa | INTI-CONICET | Argentina | topteachers.net |
| Prof. Dr | Maria | Economou | University of Glasgow | United Kingdom | topteachers.net |
| Prof | Marec-Breton | Nathalie | Université Rennes 2 | France | topteachers.net |
| Dr | Marc | Le Menn | Shom | France | topteachers.net |
| Assoc Prof Dr | Mang | He | Sun Yat-sen University | China | topteachers.net |
| Mr | Manença Cristiano | Nhanga | Púnguè University | Mozambique | topteachers.net |
| Mrs | Mahsa | Mahsa Mirzakhani | THE UNIVERSITY OF ALABAMA | United States | topteachers.net |
| Prof. Dr | محمود عبد العليم علي علي | الرميلي | جامعة سوهاج كلية العلوم جامعة سوهاج | Egypt | topteachers.net |
| Assist. Prof. Dr | Mahdieh | Khodarahmi | Isfahan university of medical science | Iran | topteachers.net |
| Dr | Mahdi | Hosseini Bafghi | Mashhad University of Medical Sciences | Iran | topteachers.net |
| Dr | Mahasakti | Mahamaya | OP Jindal University,Raigarh, Chhattishgarh. | India | topteachers.net |
| Dr | Magdalena | Piróg | Jagiellonian University Medical College | Poland | topteachers.net |
| Dr | Magdalena | Bîrsan | UMF Grigore T Popa Iasi | Romania | topteachers.net |
| Dr | Madina | Abdrakhmanova | DAWSUN | United Kingdom | topteachers.net |
| Mr | Madesh | Kamalakannan | Tamil Nadu Agricultural University, TNAU | India | topteachers.net |
| Prof | Lyudmila | Pivina | Semey Medical University | Kazakhstan | topteachers.net |