| Dr | Dauren | Botbayev | Aitkhozhin Institute of Molecular Biology and Biochemistry | Kazakhstan | Research Excellence Award | View Profile |
| Dr | David | Hua | Ball State University | United States | Best Researcher Award | View Profile |
| Dr | Dawid | Maciejewski | University of Agriculture in Krakow | Poland | Best Researcher Award | View Profile |
| Mrs | Deborah | Ishaku | Gombe State Polytechnic, Gombe | Nigeria | Best Researcher Award | View Profile |
| Mr | Degu Abate | mengiste | Haramaya university | Ethiopia | Research Excellence Award | View Profile |
| Assist. Prof. Dr | Dejan | Arsenijevic | Faculty of Project and Innovation Management “Prof. Dr. Petar Jovanović”, Educons University, Belgrade | Serbia | Research Excellence Award | View Profile |
| Mr | Deli | Dong | Sanya Aviation and Tourism College | China | Research Excellence Award | View Profile |
| Dr | Despoina | Tounta | National and Kapodistrian University of Athens | Greece | Best Researcher Award | View Profile |
| Prof. Dr | Dessislava | Petrova-Antonova | GATE Institute, Sofia University | Bulgaria | Best Researcher Award | View Profile |
| Dr | Diksha | Gupta | Ajeenkya DY Patil University, Pune | India | Women Researcher Award | View Profile |
| Prof. Dr | Dima | Chen | Inner Mongolia University | China | Research Excellence Award | View Profile |
| Prof. Dr | Dimitrinka | Nikolova | Institute of Catalysis, Bulgarian Academy of Sciences | Bulgaria | Innovative Research Award | View Profile |
| Prof. Dr | Dimitrios | Sophianopoulos | Department of Civil ENgineering/University of Thessalu | Greece | Best Researcher Award | View Profile |
| Dr | Dina | Aboushady | German University in Cairo | Egypt | Best Researcher Award | View Profile |
| Dr | DINESHBABU | M | Rajalakshmi Institute of technology, Chennai-124 | India | Best Researcher Award | View Profile |
| Dr | Dino | Pitoski | PEOPLET Ltd. Lindar, Istria, Croatia | Croatia | Research Excellence Award | View Profile |
| Dr | Dismas | Oketch | University of Nairobi | Kenya | Excellence in Research Award | View Profile |
| Assoc. Prof. Dr | Djamchid | ASSADI | Burgundy School of Business | France | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Djeni | Cherneva | Medical University - Varna Prof. Dr. Paraskev Stoyanov | Bulgaria | Research Excellence Award | View Profile |
| Prof | Do Kyung | Lee | Samsung Changwon Hospital | South Korea | Research Excellence Award | View Profile |