| Dr | Dharmalingam | Kirubakaran | Department of Pharmacology, Saveetha Medical College and Hospital, Saveetha Institute of Medical and Technical Sciences (SIMATS), Saveetha University, Chennai, 602105, Tamil Nadu, India. | India | Pharmacology, Toxicology and Pharmaceutical Science | botany, pharmacology | Young Scientist Award | View Profile |
| Dr | Dharini | N | R.M.K College of Engineering and Technology | India | Computer Science | Artificial Intelligence and Network Security | Young Scientist Award | View Profile |
| Mr | Dharan | Bharti | University of Bologna | Italy | Psychology | Industrial Organizational Psychology | Research Excellence Award | View Profile |
| Dr | Dhanisha | Sulekha Suresh | The University of Alabama at Birmingham, Alabama, USA | India | Biochemistry, Genetics and Molecular Biology | Cancer Research | Women Researcher Award | View Profile |
| Mr | Dhananjay | Janorkar | Shantaram Janorkar Foundation of Mathematics, MAHAN- 444 405, Dist. Akola, Maharashtra State, India | India | Mathematics | Mathematics, Astrophysics and Science | Best Researcher Award | View Profile |
| Dr | Deyu | Lin | Nanchang University | China | Computer Science | Internet of Things | Best Researcher Award | |
| Dr | Dewashish | Kumar | CSIR-NGRI, HYDERABAD, INDIA | India | Earth and Planetary Sciences | Groundwater and Exploration Geophysics | Best Researcher Award | |
| Ms | Dew | Biswas | University of Calcutta | India | Agricultural and Biological Sciences | Genetics | Young Scientist Award | |
| Assist Prof Dr | Devran | YAZIR | Karadeniz Technical university | Turkey | Engineering | Maritime Transportation and Management Engineering | Best Researcher Award | |
| Mr | Devon | Dickson | ReproMed Fertility | Canada | Health Professions | Reproductive Sciences | Best Researcher Award | |
| Dr | Devkumar S | Callychurn | University of Mauritius | Mauritius | Engineering | Sustainable Manufacturing | Best Researcher Award | |
| Dr | Devesh Kumar | Pathak | University of Seoul | South Korea | Materials Science | Electrochromic devices | Best Researcher Award | |
| Dr | Dev Mani | Pandey | Birla Institute of Technology, Mesra, Ranchi | India | Biochemistry, Genetics and Molecular Biology | Plant Biotechnology, Functional Genomics | Best Researcher Award | |
| Assoc Prof Dr | Desislava | Vankova | Medical University of Varna | Bulgaria | Other | Higher education in medicineq dentistry and pharmacy | Best Researcher Award | |
| Dr | Desen | Özkan | University of Connecticut | United States | Engineering | Engineering education | Best Researcher Award | View Profile |
| Mr | Desalegn | Akuma | Jimma University | Ethiopia | Chemical Engineering | Environmental Engineering | Young Scientist Award | |
| Assoc Prof Dr | Desalegn | Ayal | Addis Ababa University | Ethiopia | Environmental Science | Disaster Risk Management | Best Scholar Award | |
| Mr | Desalegen | Amare | Bahir Dar University | Ethiopia | Nursing and Health Professions | pediatrics and child health care and Tuberculosis care | Best Researcher Award | |
| Assist Prof Dr | Derya | Deliktaş | Kütahya Dumlupınar University | Turkey | Engineering | Multi-criteria Decision-making | Women Researcher Award | |
| Mr | Dereje | Melese | Debre Markos University | Ethiopia | Social Sciences | Political Science | Research Excellence Award | View Profile |