| Assist. Prof. Dr | Suleyman | Demi | Algoma University | Canada | Environmental Science | Environmental sustainability and climate change | Research Excellence Award | worldtopscientists.com |
| Dr | Marcos | Delgado | Institute of Intensive Care Medicine, University Hospital Zurich | Switzerland | Health Professions | Intensivmedizin | Scientific Excellence Achievement Award | worldtopscientists.com |
| Dr | De-Graft Johnson | Dei | University of Ghana | Ghana | Social Sciences | Education | Best Researcher Award | |
| Dr | Maha | Deeb | HEPIA | Switzerland | Agricultural and Biological Sciences | Soil science | Best Researcher Award | worldtopscientists.com |
| Prof Dr | Maite | deCastro | Universidad de Vigo | Spain | Environmental Science | Energías Renovables | Most Reader's Article Award | worldtopscientists.com |
| Dr | Ermias | Debie | Bahir Dar University | Ethiopia | Environmental Science | Society-environment interaction | Best Researcher Award | worldtopscientists.com |
| Mr | Megersa | Debele | Oromia Agricultural Research Institute,Bako Agricultural Research Center | Ethiopia | Agricultural and Biological Sciences | Seed Researcher | Best Research Article Award | worldtopscientists.com |
| Dr | Rocco | De Vitis | Fondazione Policlinico A. Gemelli IRCCS Rome | Italy | Medicine and Dentistry | Orthopaedics and Hand Surgery | Best Researcher Award | worldtopscientists.com |
| Dr | Daiane | de Vargas Brondani | Institute of Atmospheric Sciences and Climate | Italy | Other | Meteorology | Best Researcher Award | worldtopscientists.com |
| Dr | Jackline | de Paula Ayres-Silva | Oswaldo Cruz Foundation | Brazil | Veterinary Science and Veterinary Medicine | radiation | Women Researcher Award | worldtopscientists.com |
| Dr | João | de Melo | UFAPE' | Brazil | Agricultural and Biological Sciences | Entomologia Agrícola | Best Researcher Award | |
| Prof | GEOVANI | DE LIMA | Federal University of Campina Grande | Brazil | Agricultural and Biological Sciences | Water and soil engineering | Best Researcher Award | worldtopscientists.com |
| Dr | Francesco | De Francesco | Azienda Ospedaliera Universitaria delle Marche, Ancona, Italy | Italy | Medicine and Dentistry | Chirurgia Plastica Ricostruttiva e Medicina Traslazionale | Best Researcher Award | worldtopscientists.com |
| Assoc. Prof. Dr | barbara | de filippis | università d'annunzio chieti | Italy | Pharmacology, Toxicology and Pharmaceutical Science | chimica farmaceutica | Women Researcher Award | worldtopscientists.com |
| Prof. Dr | Jeimylo | de Castro | SMARTMD Philippines | Philippines | Medicine and Dentistry | pain medicine | Research Excellence Award | worldtopscientists.com |
| Dr | ANA | DE ANDRÉS-MARTÍN | Hospital Universitario Ramón y Cajal | Spain | Health Professions | Inmunología | Best Researcher Award | worldtopscientists.com |
| Mr | Cleyton | de Almeida Araújo | Universidade Federal do Vale do São Francisco | Brazil | Agricultural and Biological Sciences | fodder cultivation | Best Researcher Award | |
| Dr | Jayshree | Dawane | Bharati Vidyapeeth deemed to be University Medical College, Pune | India | Pharmacology, Toxicology and Pharmaceutical Science | Experimental Pharmacology | Best Researcher Award | |
| Assoc. Prof. Dr | Jamshid | Davtalab | University of Zabol | Iran | Environmental Science | The effect of Kharkhona on Thermal Comfort in the Indoor Space: A Case Study of Sistan Region in Iran | Best Researcher Award | worldtopscientists.com |
| Dr | Yul Derek | Davids | HSRC | South Africa | Social Sciences | Political Science | Best Researcher Award | worldtopscientists.com |