| Prof. Dr. | Dieter | Böhler | Philosophisch-Theologische Hochschule Sankt Georgen | Germany | Arts and Humanities | Best Researcher Award | popularscientist.com |
| Prof. Dr. | Dimitrios | Niarchos | AMEN NEW TECHNOLOGIES | Greece | Energy and Sustainability | Excellence in Innovation Award | popularscientist.com |
| Prof. | Dimo | Zafirov | SRTI-BAS | Bulgaria | Engineering | Research Excellence Award | popularscientist.com |
| Assist. Prof. Dr. | Dinesh | Nalage | MGM University | India | Immunology and Microbiology | Best Researcher Award | |
| Dr. | Dineshbabu | AP | ICAR-Central Marine Fisheries Research Institute | India | Oceanography and Marine Biology | Excellence in Scientific Innovation Award | popularscientist.com |
| Dr. | Dionysios | Stivas | Xi'an Jiaotong-Liverpool University | China | Social Sciences | Best Researcher Award | popularscientist.com |
| Assoc. Prof. Dr. | Diqiu | Liu | Harbin Veterinary Research Institute | China | Agricultural and Biological Sciences | Research Excellence Award | popularscientist.com |
| Ms. | Dita | | University of Ostrava | Czech Republic | Social Sciences | Young Researcher Award | popularscientist.com |
| Divyangkumar M. | Patel | Department of Chemistry, Smt. S. S. Patel Nootan Science and Commerce College, Sankalchand Patel University | India | Agricultural and Biological Sciences | Best Researcher Award | |
| DIWAKER | Diwaker | DEPARTMENT OF PHYSICS SHAHEED CAPTAIN VIKRAM BATRA GOVT COLLEGE PALAMPUR | India | Computer Science | Best Researcher Award | |
| Dr. | Djamel Eddine | Boukhari | Center for Scientific and Technical Research on Arid Regions (C.R.S.T.R.A) | Algeria | Computer Science and Artificial Intelligence | Best Researcher Award | popularscientist.com |
| Prof. | Domenica | Lorusso | Humanitas | Italy | Biology and Life Sciences | Excellence in Research | popularscientist.com |
| Dr. | Dong Hwan | Kim | Shindorim Seoul Orthopedic Hospital | South Korea | Medicine and Health Sciences | Research Excellence Award | popularscientist.com |
| Prof. Dr. | Dong-Kwon | Lim | Korea University | South Korea | Chemical Engineering | Best Researcher Award | |
| Dr Ambika Prasad | Patra | JIPMER | India | Agricultural and Biological Sciences | Best Researcher Award | |
| Dr. | Dr Ravindra Kumar | Verma | Pragya, Gurugram | India | Environmental Science | Outstanding Scientist Award | |
| Assist. Prof. Dr. | Dr. Kaviyarasi | Renu | Centre of Molecular Medicine and Diagnostics (COMManD), Department of Biochemistry, Saveetha Dental College & Hospitals, Saveetha Institute of Medical and Technical Sciences, Saveetha University, Chennai | India | Biochemistry, Genetics and Molecular Biology | Women Researcher Award | popularscientist.com |
| Assist. Prof. Dr. | Dr. Syeda Nadia | Ahmad | University of Chakwal | Pakistan | Agricultural and Biological Sciences | Best Researcher Award | popularscientist.com |
| Assoc. Prof. Dr. | DRINA | INTYASWATI | Universitas Pembangunan Nasional Veteran Jakarta | Indonesia | Social Sciences | Research Excellence Award | popularscientist.com |
| Assist. Prof. Dr. | Durre | Aden | jamia hamdard | India | Health Professions | Women Researcher Award | |