| Fujin | Deng | Southeast University | China | Energy | Power electronics | worldtopscientists.com |
| Tong | Deng | University of Greenwich | United Kingdom | Engineering | Mechanical and Process Engineering | worldtopscientists.com |
| Hans-Werner | Denker | Universität Duisburg-Essen | Germany | Medicine and Dentistry | Entwicklungsbiologie/Stammzellforschung/Zellbiologie | worldtopscientists.com |
| Riley | Derby | The University of Texas at Austin | United States | Other | Primatology | worldtopscientists.com |
| faten | derouez | Assistant professor | Saudi Arabia | Economics, Econometrics and Finance | الطبقة الاجتماعية في السعودية | |
| Lakshmi | Devaraj | PSG College of Arts and Science | India | Materials Science | Materials for Energy Storage | worldtopscientists.com |
| Masoud | Deyranlou | Islamic Azad University | Iran | Engineering | Optical Networking | worldtopscientists.com |
| Mahmood | Dheyaaldin | Cihan University-Erbil | Iraq | Engineering | Civil Engineering | worldtopscientists.com |
| Souhail | Dhouib | Higher Institute of Industrial Management, University of Sfax | Tunisia | Computer Science | Artificial Intelligence | worldtopscientists.com |
| Alice | Di Donna | Université Grenoble Alpes | France | Engineering | Geotechnical engineering | worldtopscientists.com |
| Mariangela | Di Vincenzo | Università Politecnica delle Marche | Italy | Biochemistry, Genetics and Molecular Biology | Stem Cells | worldtopscientists.com |
| Alfredo | Dias | Universidade de Coimbra | Portugal | Engineering | Construção Sustentável | worldtopscientists.com |
| Maritza Felisa | Díaz Gómez | Universidad Andres Bello, Escuela de Química y Farmacia | Chile | Chemistry | Ciencias Farmacéuticas, Profesional de la Salud | worldtopscientists.com |
| Tshegofatso | Dikobe | North-West University | South Africa | Agricultural and Biological Sciences | Plant physiology and proteomics | worldtopscientists.com |
| Feyera Gemeda | Dima | Jimma university | Ethiopia | Health Professions | Infectious Diseases | worldtopscientists.com |
| Ziyun | Ding | University of Birmingham | United Kingdom | Engineering | Biomedical Sensors | worldtopscientists.com |
| Adelaide | Dinoi | ISAC-CNR | Italy | Earth and Planetary Sciences | Scienze ambientali | worldtopscientists.com |
| khadijeh | dizaji asl | azad university of tabriz | Iran | Immunology and Microbiology | CAR NK cell | worldtopscientists.com |
| Mostefa | DJERMOUNI | Mostefa DJERMOUNI, Computational Material Physics Laboratory( Lpcm), University Of Sidi Bel-abbès, Algeria | Algeria | Materials Science | Computational Material Physics | worldtopscientists.com |
| Ayush | Dogra | Chitkara University,Punjab,India | India | Other | Digital Imaging | worldtopscientists.com |