| Dr | Maëva | Daoud | Aix Marseille University | France | Young Scientist Award | popularengineer.org |
| Dr | Umer | Daraz | Central South University, Changsa, China | China | Best Researcher Award | popularengineer.org |
| Dr | Berenice | Darnault | Université Bretagne Sud | France | Best Researcher Award | popularengineer.org |
| Assist. Prof. Dr | RUMA | DAS | Haldia Institute of Technology | India | Best Researcher Award | popularengineer.org |
| Mr | Aaroon | Das | Department of Civil Engineering, Capital University of Science & Technology, Islamabad, Pakistan | Pakistan | Best Researcher Award | popularengineer.org |
| Dr | Margot | Davis | Brandeis University | United States | Best Researcher Award | popularengineer.org |
| Mr | Tuhin Subhra | De | Indian Institute of Technology Kharagpur | India | Young Scientist Award | popularengineer.org |
| Assoc. Prof. Dr | Ahmed | Deabs | Faculty of Engineering, Shebin Elkom, Menoufia University, Egypt | Egypt | Best Researcher Award | popularengineer.org |
| Prof. Dr | KADİR | DEMİRELLİ | FIRAT UNIVERSITY | Turkey | Excellence in Research | popularengineer.org |
| Prof. Dr | MINGCONG | DENG | Tokyo University of Agriculture and Technology | Japan | Best Researcher Award | popularengineer.org |
| Mr | Roosevelt | Desronvilles | Orthobiologics Research Initiative Inc. | United States | Best Researcher Award | popularengineer.org |
| Mr | Nagesh | Dhore | Gramgeeta Mahavidyalaya Chimur | India | Best Researcher Award | popularengineer.org |
| Dr | Federico | Di Prospero | Università degli studi di L'Aquila | Italy | Mechanical Engineering Award | popularengineer.org |
| Dr | Frédéric | Dierick | Rehazenter | Luxembourg | Best Researcher Award | popularengineer.org |
| Prof. Dr | Georgi | Dimirovski | Saints Cyril & Methodius University in Skopje | Macedonia | Best Researcher Award | popularengineer.org |
| Dr | SALAH UD | DIN | Southern University of Science and Technology, Shenzhen China | China | Best Researcher Award | popularengineer.org |
| Dr | KECHNIT | Djamel | CRREBaC ( Congo basin water ressources researchcenter ) | Algeria | Best Researcher Award | popularengineer.org |
| Dr | Azadeh | Dogani | Ferdowsi university of Mashhad- Iran | Iran | Best Researcher Award | popularengineer.org |
| Assoc Prof Dr | Danijela | Domljan | University of Zagreb Faculty of Forestry and Wood Technology, department of Furniture and Wood in Constructions | Croatia | Best Researcher Award | popularengineer.org |
| Prof | Lei | Dong | Beijing Institute of Technology | China | Best Researcher Award | popularengineer.org |