| Lakshmi | Devaraj | PSG College of Arts and Science | India | Materials Science | Materials for Energy Storage | worldtopscientists.com |
| faten | derouez | Assistant professor | Saudi Arabia | Economics, Econometrics and Finance | الطبقة الاجتماعية في السعودية | |
| Riley | Derby | The University of Texas at Austin | United States | Other | Primatology | worldtopscientists.com |
| Hans-Werner | Denker | Universität Duisburg-Essen | Germany | Medicine and Dentistry | Entwicklungsbiologie/Stammzellforschung/Zellbiologie | worldtopscientists.com |
| Fujin | Deng | Southeast University | China | Energy | Power electronics | worldtopscientists.com |
| Tong | Deng | University of Greenwich | United Kingdom | Engineering | Mechanical and Process Engineering | worldtopscientists.com |
| GÜLCAN | DEMİROĞLU TOPÇU | EGE UNIVERSITY | Turkey | Agricultural and Biological Sciences | Sustainability agriculture, forage quality | worldtopscientists.com |
| Suleyman | Demi | Algoma University | Canada | Environmental Science | Environmental sustainability and climate change | worldtopscientists.com |
| Marcos | Delgado | Institute of Intensive Care Medicine, University Hospital Zurich | Switzerland | Health Professions | Intensivmedizin | worldtopscientists.com |
| Pankaj | Deka | Assam Agricultural University | India | Veterinary Science and Veterinary Medicine | Veterinary Microbiology | worldtopscientists.com |
| De-Graft Johnson | Dei | University of Ghana | Ghana | Social Sciences | Education | |
| Maha | Deeb | HEPIA | Switzerland | Agricultural and Biological Sciences | Soil science | worldtopscientists.com |
| Maite | deCastro | Universidad de Vigo | Spain | Environmental Science | Energías Renovables | worldtopscientists.com |
| Ermias | Debie | Bahir Dar University | Ethiopia | Environmental Science | Society-environment interaction | worldtopscientists.com |
| Megersa | Debele | Oromia Agricultural Research Institute,Bako Agricultural Research Center | Ethiopia | Agricultural and Biological Sciences | Seed Researcher | worldtopscientists.com |
| Daiane | de Vargas Brondani | Institute of Atmospheric Sciences and Climate | Italy | Other | Meteorology | worldtopscientists.com |
| Jackline | de Paula Ayres-Silva | Oswaldo Cruz Foundation | Brazil | Veterinary Science and Veterinary Medicine | radiation | worldtopscientists.com |
| João | de Melo | UFAPE' | Brazil | Agricultural and Biological Sciences | Entomologia Agrícola | |
| GEOVANI | DE LIMA | Federal University of Campina Grande | Brazil | Agricultural and Biological Sciences | Water and soil engineering | worldtopscientists.com |
| barbara | de filippis | università d'annunzio chieti | Italy | Pharmacology, Toxicology and Pharmaceutical Science | chimica farmaceutica | worldtopscientists.com |