| Assoc. Prof. Dr | Diamanto | Aretha | University of Patras | Greece | Health Professions | Anesthesiology and Intensive Care | Research Excellence Award | worldtopscientists.com |
| Dr | Diana | Layne | Medical University of South Carolina | United States | Nursing and Health Professions | Nursing Workforce | Best Researcher Award | worldtopscientists.com |
| Dr | Dibyendu Sekhar | Bag | Defence Materials and Stores Research and Development Establishment (DMSRDE), DRDO | India | Materials Science | Polymer Materials | Outstanding Scientist Award | worldtopscientists.com |
| Dr | Diego | Caratelli | Eindhoven University of Technology | Netherlands | Engineering | Applied Mathematics | Best Researcher Award | worldtopscientists.com |
| Dr | Diego | Borges Cordeiro | Pontifícia Universidade Católica de São Paulo (PUC-SP) | Brazil | Social Sciences | Sociologia | Best Researcher Award | worldtopscientists.com |
| Dr | Dillip | Mishra | Clemson University | United States | Engineering | Electrical Engineering | Best Researcher Award | worldtopscientists.com |
| Mr | Dimitrios-Aristotelis | Koumpakis | Aristotle University of Thessaloniki | Greece | Energy | Waste to Energy | Young Scientist Award | worldtopscientists.com |
| Mr | Dimuthu Punsara | Colambage | University of Moratuwa | Sri Lanka | Energy | Energy Economics | Young Scientist Award | worldtopscientists.com |
| Prof Dr | Dinithi | Peiriis | University of Sri Jayewardenepura | Sri Lanka | Agricultural and Biological Sciences | Physiology, diseases, infertility | Women Researcher Award | worldtopscientists.com |
| Prof | Djamila | Rekioua | University of Bejaia | Algeria | Engineering | Energies renouvelables | Best Researcher Award | worldtopscientists.com |
| Dr | Djanna | Koubodana Houteta | Climate System Analysis Group, University of Cape Town | South Africa | Environmental Science | Climate science | Research Excellence Award | worldtopscientists.com |
| Prof. Dr | Dmitry | Efanov | Peter the Great St. Petersburg Polytechnic University | Russia | Computer Science | Built-In Self Test | Best Researcher Award | worldtopscientists.com |
| Mr | Dnyaneshwar | Gholap | Smt. C. H. M. College, Ulhasnagar Mumbai | India | Chemistry | Chemistry | Best Researcher Award | worldtopscientists.com |
| Prof | DONGFENG | QI | SHANDONG UNIVERSITY OF TECHNOLOGY | China | Engineering | laser processing | Best Researcher Award | worldtopscientists.com |
| Prof | Dr MD ATAUR | RAHMAN | GameAbove College of Engineering & Technology Eastern Michigan University, Michigan, USA 48197 Phone: +1(734) 487 0354 | United States | Engineering | Mechanical Enginnering | Excellence in Research Award | worldtopscientists.com |
| Dr | Dr seemadevi | T | NIMS University | India | Medicine and Dentistry | Public Health | Best Researcher Award | worldtopscientists.com |
| Assoc. Prof. Dr | Dr Suliman | Salih | Fatima College of Health Sciences | United Arab Emirates | Health Professions | Medical imagin g | Best Research Article Award | worldtopscientists.com |
| Assoc. Prof. Dr | Dr. Mohamed | S. Selim | Egyptian Petroleum Research Institute (EPRI), Nasr city, Cairo, Egypt | Egypt | Chemistry | Polymer Nanocomposite Coatings | Best Researcher Award | worldtopscientists.com |
| Dr | Dr. Sandeep | Pandey | ICFRE, Dehradun, (UK) India | India | Agricultural and Biological Sciences | Botany | Outstanding Scientist Award | worldtopscientists.com |
| Assoc Prof Dr | Dr.Abdel Rahman | Elbakheit | King Saud University | Saudi Arabia | Energy | Renewable Energy and Architecture | Best Researcher Award | worldtopscientists.com |