| Assoc. Prof. Dr | Maritza Felisa | Díaz Gómez | Universidad Andres Bello, Escuela de Química y Farmacia | Chile | Chemistry | Ciencias Farmacéuticas, Profesional de la Salud | Best Researcher Award | worldtopscientists.com |
| Assist. Prof. Dr | Mario | Flores | University of Texas at San Antonio | United States | Biochemistry, Genetics and Molecular Biology | Computational Biology | Next-Generation Science Trailblazer Award | worldtopscientists.com |
| Assoc. Prof. Dr | Marília | Dourado | Faculdade de Medicina -Universidade de coimbra | Portugal | Medicine and Dentistry | Medicina Paliativa e Medicina da Dor | Best Researcher Award | worldtopscientists.com |
| Assoc Prof Dr | Marilene | Oliveira | unifesspa | Brazil | Chemistry | Química Orgânica/Química de Produtos Naturais/Química d emicrorganismo | Women Researcher Award | |
| Dr | Marija | Koprivica | Institute for Technology of Nuclear and Other Mineral Raw Materials | Serbia | Environmental Science | Waste Management and Biosorption | Best Researcher Award | worldtopscientists.com |
| Prof | Mariano | Luque Gallego | Universidad de Málaga | Spain | Economics, Econometrics and Finance | Operations Research | Best Researcher Award | worldtopscientists.com |
| Dr | Mariangela | Di Vincenzo | Università Politecnica delle Marche | Italy | Biochemistry, Genetics and Molecular Biology | Stem Cells | Best Researcher Award | worldtopscientists.com |
| Dr | Mariana | Egea | Goiano Federal Institute (IFGOIANO) | Brazil | Agricultural and Biological Sciences | Food Science and Technology | Best Researcher Award | worldtopscientists.com |
| Dr | María Salomé | Álvarez | Universidade de Vigo | Spain | Chemical Engineering | química | Best Researcher Award | worldtopscientists.com |
| Assoc. Prof. Dr | maria livia | ognean | Lucian Blaga University Sibiu | Romania | Biochemistry, Genetics and Molecular Biology | Genetics | Best Researcher Award | worldtopscientists.com |
| Dr | María Inmaculada | Mohino-Herranz | INTA | Spain | Engineering | Inteligencia Artificial | Best Research Article Award | worldtopscientists.com |
| Dr | María Angélica | Ouellette | Lakeland Agricultural Research Association | Canada | Agricultural and Biological Sciences | Weed Science | Best Researcher Award | worldtopscientists.com |
| Dr | Maria | Hedman-Lagerlöf | Karolinska institutet | Sweden | Psychology | clinical psychology, chronic pain, internet-delivered therapy, blended therapy | Best Researcher Award | worldtopscientists.com |
| Prof. Dr | Maria | Morales-Suárez-Varela | Valencia University (Spain) | Spain | Pharmacology, Toxicology and Pharmaceutical Science | medicine and pharmacy | Best Researcher Award | worldtopscientists.com |
| Dr | Marcos | Delgado | Institute of Intensive Care Medicine, University Hospital Zurich | Switzerland | Health Professions | Intensivmedizin | Scientific Excellence Achievement Award | worldtopscientists.com |
| Assoc Prof Dr | Marcelo Carvalho Minhoto | Teixeira Filho | Universidade Estadual Paulista (UNESP) | Brazil | Agricultural and Biological Sciences | Ciência do Solo/Nutrição de Plantas | Best Research Article Award | |
| Prof | Marcelo | Prado da Silva | Instituto Militar de Engenharia | Brazil | Materials Science | Biocerâmicas | Scientific Excellence Achievement Award | worldtopscientists.com |
| Prof | MARCELLE | DANELON | São Paulo State University (Unesp), School of Dentistry, Araçatuba. | Brazil | Medicine and Dentistry | Biomateriais | Women Researcher Award | |
| Dr | Manuela | Bombana | Univeristy Hospital Heidelberg | Germany | Health Professions | Health Services Research | Best Researcher Award | worldtopscientists.com |
| Dr | Manuel | Correia | UNICAMP | Brazil | Energy | Reservoir Geoengineering | Best Researcher Award | worldtopscientists.com |