| Assoc. Prof. Dr | Denis | da Silveira | Federal University of Pernambuco | Brazil | Sustainable Development | Best Researcher Award | View Profile |
| Dr | Desire Wade | Atchike | Taizhou University | China | Environmental Policy and Management | Best Researcher Award | View Profile |
| Mr | Dev Bahadur | Khadka | Nagoya Institute of Technology | Japan | Materials Science and Engineering | Innovations in Materials Engineering Award | View Profile |
| Dr | DEVARAJ | SANDIRI | INSTITUTE OF AERONAUTICAL ENGINEERING | India | Materials Science and Engineering | Best Researcher Award | View Profile |
| Mr | Dhaval | Patel | Polymer Competence Center Leobben | Austria | Materials Science and Engineering | Young Scientist Award | View Profile |
| Dr | Dheeraj | joshi | DIT University | India | Sustainable Development | Best Researcher Award | View Profile |
| Dr | Di | Kang | WSP USA | United States | Transportation Engineering | Best Researcher Award | View Profile |
| Dr | Diaa | Gab-Allah | Medical research institute- Alexandria Universty | Egypt | Climate Change Mitigation and Adaptation | Best Researcher Award | |
| Dr | Diana | Korayim | Alfaisal University | Saudi Arabia | Construction Management | Best Researcher Award | View Profile |
| Assist Prof Dr | Dildar | Ali | Merano University of Engineering & Technology, Shaheed Z.A Bhutto Campus Khairpur | Pakistan | Geotechnical Engineering | Best Researcher Award | |
| Assist Prof Dr | Dilek | OKUYUCU | Erzurum Technical University | Turkey | Structural Engineering | Women Researcher Award | View Profile |
| Prof. Dr | Dimitrios | Sophianopoulos | Department of Civil Engineering/University of Thessaly | Greece | Structural Engineering | Best Researcher Award | View Profile |
| Mr | Dimitris | Aivaliotis | Hellenic Mediterranean University - HMU | Greece | Materials Science and Engineering | Best Innovation Award | View Profile |
| Dr | DINESH | G | SRM INSTITUTE OF SCIENCE AND TECHNOLOGY | India | Others | Excellence in Research | View Profile |
| Dr | Ding-Bang | LUH | Guangdong University of Technology | China | Others | Best Researcher Award | View Profile |
| Dr | Dinh-Dung | Nguyen | Le Quy Don Technical University | Vietnam | Transportation Engineering | Best Researcher Award | View Profile |
| Dr | Diogo | Peixoto | CIIMAR | Portugal | Environmental Risk Assessment | Best Researcher Award | View Profile |
| Prof. Dr | Djamel | Kaoumi | North Carolina State University | United States | Materials Science and Engineering | Best Researcher Award | View Profile |
| Dr | DJEDI | Fikri | University of Setif-1 | Algeria | Structural Engineering | Best Researcher Award | View Profile |
| Dr | doaa | eldayed | zagazig university | Egypt | Environmental Chemistry | Best Scholar Award | View Profile |