| Dr | daniel | rosas | Memorial Cancer Institute | United States | Medicine and Dentistry | Hematology Oncology | Best Researcher Award | View Profile |
| Mr | Daniel | Morariu | Lucian Blaga University of Sibiu | Romania | Energy | Resilience | Best Researcher Award | View Profile |
| Mr | Danish | Javed | Taylor's University Lakeside Campus | Malaysia | Computer Science | Data Science/ Social Network Analytics | Best Researcher Award | View Profile |
| Mr | Dara | Yildiz | Mayo University Hospital, Castlebar, Co. Mayo, Ireland | Ireland | Medicine and Dentistry | Orthopaedic Surgery | Best Researcher Award | View Profile |
| Mr | David | Monroy | University of Miami | United States | Medicine and Dentistry | Ocular Cancer | Best Researcher Award | View Profile |
| Prof | David | OMOLE | University of the Witwatersrand | South Africa | Engineering | Water Resources and Environmental Engineering | Best Researcher Award | View Profile |
| Dr | David | Systrom | Mass. General Brigham/Harvard Medical School | United States | Medicine and Dentistry | Exercise Physiology | Outstanding Scientist Award | View Profile |
| Mr | Debapriyo | Nag | MANCOSA Durban | South Africa | Business, Management and Accounting | Strategic Management | Best Researcher Award | View Profile |
| Prof. Dr | Dechao | Yu | University of Shanghai for Science and Technology | China | Materials Science | Inorganic luminescent materials | Best Researcher Award | View Profile |
| Dr | Deepika | Lokesh | C byregowda Institute of Technology | India | Computer Science | Artificial intelligence and machine learning | Academic Leadership Award | View Profile |
| Dr | Deepti | Deshwal | Maharaja Surajmal Institute of Technology | India | Computer Science | Artificial Intelligence | Research Excellence Award | View Profile |
| Dr | Dezhang | Lu | Northwest A&F University | China | Veterinary Science and Veterinary Medicine | Clinical Veterinary/Veterinary Surgery/ Veterinary Anaesthesia and Analgesia | Best Researcher Award | View Profile |
| Mr | Dhannjay Singh | Pundir | Department of law, Maharishi Markandeswar (deemed to be University) Mullana-Ambala | India | Arts and Humanities | Corporate and commercial laws | Best Faculty Award | View Profile |
| Dr | Dhruti | Amin | GMERS Gotri, Vadodara | India | Medicine and Dentistry | Pathogenesis and management of Diabetic gastroparesis (Medicine) | Best Researcher Award | |
| Assoc. Prof. Dr | Diana | Akizhanova | L.N.Gumilyov Eurasian National University | Kazakhstan | Social Sciences | Language and Linguistics | Research Excellence Award | View Profile |
| Mrs | Diana | Sitarcikova | Medical University Vienna | Austria | Other | Radiology | Best Researcher Award | View Profile |
| Dr | Diana | Atuase | University of Cape Coast | Ghana | Social Sciences | Information specialist | Excellence in Research | View Profile |
| Assist. Prof. Dr | Dibyakanta | Seth | National Institute of Technology Rourkela | India | Agricultural and Biological Sciences | Food Processing | Academic Excellence Award | View Profile |
| Mr | Dimitrios | Kiriakos | SAEK Egaleo | Greece | Other | Vocational Education Training (VET) | Best Researcher Award | View Profile |
| Dr | Dimitrios | Tsourounis | University of Patras | Greece | Computer Science | Computer Vision | Best Researcher Award | View Profile |