| Mr | Dipraj | Debnath | Queensland University of technology | Australia | Engineering | Aerospace Engineering | Best Researcher Award | View Profile |
| Dr | Dipesh | Khanal | The University of Sydney | Australia | Experimental Methods | Pharmaceutical, nanospectroscopy | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Dinku | Zeleke | Addis Ababa Science and Technology University. | Ethiopia | Experimental Methods | Aeronautical Engineering | Best Researcher Award | View Profile |
| Dr | Ding-fang | Zeng | Beijing University of Technology | China | Physics and Astronomy | Black Hole Physics | Excellence in Innovation | View Profile |
| Dr | DINESH | R | HKBK college of Engineering, Bangalore | India | Engineering | Wireless networks | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Dinesh | Chaudhary | Tribhuvan University, Kathmandu, Nepal | Nepal | Physics and Astronomy | Physics | Research Excellence Award | View Profile |
| Dr | Dina | Eltahan | High Institute of Engineering and Technology New Damietta | Egypt | Engineering | Highway engineering | Best Innovation Award | View Profile |
| Dr | Dina | Eltahan | High Institute of Engineering and Technology New Damietta | Egypt | Engineering | Highway engineering | Best Researcher Award | View Profile |
| Prof. Dr | Dimitra | Hadjipavlou-Litina | Aristotles University of Thessaloniki | Greece | Others | Medicinal Chemistry_Multifactorial Neuroinflammatory Diseases | Best Researcher Award | View Profile |
| Dr | Dhanpat | Sharma | Central University of Haryana | India | Nuclear Physics | Magnetic field evolution during heavy ion collisions | Best Researcher Award | View Profile |
| Dr | Derya | Bayrıl Aykut | Dokuz Eylül University | Turkey | Mathematics | kinematic, rigid body motions | Best Researcher Award | View Profile |
| Mr | Dércio | José | Empresa Nacional de Hidrocarbonetos | Mozambique | Earth and Planetary Sciences | Geosciences | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Deniz | Demirhan | Istanbul Technical University | Turkey | Computational Methods | Atmospheric Science; Climate Modeling; Sudden Stratospheric Warming (SSW); Stratospheric Dynamics; Climate Model Evaluation; ERA5 Reanalysis; CMIP5; Numerical Modeling | Innovative Research Award | View Profile |
| Mr | Demet | Yeşilbaş | Erciyes University | Turkey | Engineering | Engineering methods approach to psychiatric disorder | Best Researcher Award | View Profile |
| Dr | Deepakkumar | R | Vellore Institute of Technology, Vellore | India | Engineering | Mechaniccal Engineering | Best Researcher Award | View Profile |
| Dr | Daxiong | Ji | Zhejiang University | China | Robotics and Automation | Underwater Robot | Research Excellence Award | View Profile |
| Dr | David | Amilo | Near East University | Cyprus | Mathematics | Mathematics | Young Scientist Award | View Profile |
| Prof | Darya | Alontseva | D. Serikbayev East Kazakhstan Technical University | Kazakhstan | Robotics and Automation | Robot trajectory and path planning | Best Researcher Award | View Profile |
| Mr | Daniyal | ur Rehman | University of Karachi | Pakistan | Computational Methods | Infectious Disease Modeling | Innovative Research Award | View Profile |
| Dr | Daniel | Lopez-Hernandez | Institution/Organization: Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado (ISSSTE), Mexico | Mexico | Others | Public Health, Epidemiology, Aging, Chronic Non-Communicable Diseases, COVID-19, Molecular Medicine, Biostatistics, Primary Care, Health Systems Research. | Research Excellence Award | View Profile |