| Dr | Dawen | Huang | Shanghai Jiao Tong University | China | Others | Best Researcher Award | |
| Dr | Dawei | Zhang | Zhejiang Normal University | China | Transportation Engineering | Best Researcher Award | View Profile |
| Dr | Davide | Guido | IRCCS "Saverio De Bellis" National Institute of Gastroenterology | Italy | Others | Best Researcher Award | View Profile |
| Dr | David | Gwapedza | Institute for Water Research | South Africa | Environmental Policy and Management | Best Researcher Award | View Profile |
| Prof. Dr | David | Dolowitz | University of Liverpool | United Kingdom | Sustainable Development | Best Paper Award | View Profile |
| Dr | Daud | Abdoh | The Hong Kong Polytechnic University (PolyU) | Hong Kong | Structural Engineering | Best Researcher Award | View Profile |
| Mr | Danjuma | Bawa | The Federal Polytechnic Mubi | Nigeria | Urban Planning | Best Researcher Award | |
| Prof | Daniela Dominica | Porcino | University Mediterranea of Reggio Calabria | Italy | Geotechnical Engineering | Best Paper Award | |
| Mr | Daniel | Goulart | FGV EAESP | Brazil | Sustainable Development | Best Researcher Award | View Profile |
| Ms | Dami | Kim | School of Social Welfare, Yonsei University | South Korea | Others | Best Researcher Award | View Profile |
| Prof. Dr | Dalila | Fontes | Universidade do Porto | Portugal | Transportation Engineering | Best Researcher Award | View Profile |
| Mr | Dalhatu | Muhammed | Institut Supérieur D’electronique De Paris (ISEP) | France | Others | Best Researcher Award | View Profile |
| Dr | Dajian | Zhong | Shanghai Maritime University | China | Structural Engineering | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Dagnachew Adugna | belete | Addis Ababa University | Ethiopia | Environmental Engineering | Best Researcher Award | |
| Mr | Dadaso | Mohite | Bharati Vidyapeeth (Deemed to Be University) College of Engineering, Pune | India | Materials Science and Engineering | Best Researcher Award | |
| Assoc. Prof. Dr | Da | Xu | China University of Geosciences, Wuhan | China | Sustainable Development | Best Researcher Award | View Profile |
| Dr | Cristian-Dragos | Varganici | "Petru Poni" Institute of Macromolecular Chemistry | Romania | Environmental Engineering | Best Researcher Award | View Profile |
| Dr | Cong | Lin | China Aero-Polytechnology Establishment | China | Risk and Resilience Engineering | Research Excellence Award | View Profile |
| Mr | Clement | Asare | Kwame Nkrumah University of Science and Technology | Ghana | Environmental Risk Assessment | Excellence in Research | View Profile |
| Dr | Cláudio | Albuquerque Frate | Federal University of Ceará | Brazil | Environmental Engineering | Research Excellence in Civil and Environmental Engineering Award | View Profile |