| Assoc. Prof. Dr | Jamshid | Davtalab | University of Zabol | Iran | Environmental Science | The effect of Kharkhona on Thermal Comfort in the Indoor Space: A Case Study of Sistan Region in Iran | Best Researcher Award | worldtopscientists.com |
| Dr | Yul Derek | Davids | HSRC | South Africa | Social Sciences | Political Science | Best Researcher Award | worldtopscientists.com |
| Ms | razieh | davashi | Islamic Azad University, of Najafabad | Iran | Computer Science | Data mining | Best Researcher Award | worldtopscientists.com |
| Assoc. Prof. Dr | kavya | dashora | Indian Institute of TEchnology, Delhi | India | Agricultural and Biological Sciences | Food Technology | Best Researcher Award | worldtopscientists.com |
| Mr | Shubhajyoti | Das | Indian Institute of Engineering Science and Technology, Shibpur | India | Computer Science | Artificial Intelligence | Best Researcher Award | worldtopscientists.com |
| Dr | Satyen Kumar | Das | Indian Oil Corporation Limited, R&D Centre, Faridabad | India | Chemical Engineering | Petroleum Refining, Sustainability & Circularity | Outstanding Scientist Award | worldtopscientists.com |
| Ms | Amena | Darwish | University of Skovde | Sweden | Engineering | Applications of Laser Sensors for Precision Measurements | Best Researcher Award | worldtopscientists.com |
| Assist. Prof. Dr | Mahmoud | Darwish | New Valley University, Egypt | Egypt | Earth and Planetary Sciences | Geology -Hydrogeology | Best Researcher Award | worldtopscientists.com |
| Mr | Getasew | Daru | Mekdela Amba University | Ethiopia | Agricultural and Biological Sciences | Agriculture Extension and Technology transfer | Best Researcher Award | worldtopscientists.com |
| Dr | Amin | Darabnoush Tehrani | The University of Texas at Arlington | United States | Engineering | Civil Engineering / Buried Infrastructure Rehabilitation | Best Researcher Award | worldtopscientists.com |
| Dr | Tanveer | Dar | National Institute of Hydrology Roorkee-247667 India | India | Earth and Planetary Sciences | Hydrogeology | Best Researcher Award | worldtopscientists.com |
| Mr | Kaneez Fatima | Dar | Indian Institute of Technology Roorkee | India | Psychology | Cognitive psychology | Best Researcher Award | worldtopscientists.com |
| Prof | Khaled | Daqrouq | ECE Department, King Abdulaziz University | Saudi Arabia | Engineering | Biomedical Engineering | Best Researcher Award | worldtopscientists.com |
| Assist. Prof. Dr | JIBIN JOY | DANIEL | PUSHPAGIRI COLLEGE OF DENTAL SCIENCES | India | Dentistry | ORTHODONTICS | Frontier Researcher Award | worldtopscientists.com |
| Ms | Júlia | Daneluz | University of Caxias do Sul | Brazil | Chemical Engineering | Beverage Technology | Best Researcher Award | |
| Prof | MARCELLE | DANELON | São Paulo State University (Unesp), School of Dentistry, Araçatuba. | Brazil | Medicine and Dentistry | Biomateriais | Women Researcher Award | |
| Dr | Brittany | Dale | Ball State University | United States | Psychology | Assessment | Best Researcher Award | worldtopscientists.com |
| Mrs | Akife | DALDA ŞEKERCİ | Erciyes University | Turkey | Agricultural and Biological Sciences | ornamental plants, vegetables | Research Excellence Award | worldtopscientists.com |
| Dr | Leila | Dal Moro | Faculdade Atitus Educação | Brazil | Social Sciences | Gestão Sustentabilidade | Best Research Award | worldtopscientists.com |
| Dr | Pratap Kumar | Dakua | Vignan’s Institute of Information Technolgy (A), Duvada, Vishakaptnam | India | Engineering | Solar Cell | Best Researcher Award | worldtopscientists.com |