| David | Choque Quispe | Universidad Nacional José María Arguedas | Peru | Engineering | Polimeros | worldtopscientists.com |
| David | Reynalte-Tataje | Universidade Federal da Fronteira Sul | Brazil | Environmental Science | Biologia da Conservação | worldtopscientists.com |
| David | Peña-Otero | Hospital Universitario Marqués de Valdecilla | Spain | Nursing and Health Professions | Covid; Emergencies; Non invasive Ventilation | worldtopscientists.com |
| DAVID | BYIRINGIRO | Wuhan University of Technology | Burundi | Engineering | Risk management/Post-disaster Reconstruction | worldtopscientists.com |
| Danyang | Cao | North China University of Technology | China | Computer Science | Data Mining | worldtopscientists.com |
| Daniel | Akyeampong | Medical University of South Carolina | United States | Medicine and Dentistry | Surgery | worldtopscientists.com |
| Dania | Alhyari | Petra University | Jordan | Pharmacology, Toxicology and Pharmaceutical Science | molecular bioligy | worldtopscientists.com |
| Daiane | Caldeira | Universidade Federal de Viçosa | Brazil | Agricultural and Biological Sciences | Reuso de efluentes tratados | |
| Daiane | de Vargas Brondani | Institute of Atmospheric Sciences and Climate | Italy | Other | Meteorology | worldtopscientists.com |
| Daeeun "Daniel" | Choi | California State University-Northridge | United States | Decision Sciences | Information Systems/Sustainability and Privacy/Smart EVs | |
| Da | XIE | Shanghai JiaoTong University | China | Engineering | electrical engineer | |
| D.S. | Vijayan | SRM Institute of Science and Technology (Deemed to be University) | India | Engineering | Civil Engineering | worldtopscientists.com |
| Cristina | Andras | UNIVERSITATEA POLITEHNICA TIMISOARA | Romania | Engineering | Telecommunications | worldtopscientists.com |
| Cristiano | Fidani | Istituto Nazionale di Geofisica e Vulcanologia | Italy | Earth and Planetary Sciences | Meteorology | worldtopscientists.com |
| Costica | BEJINARIU | „Gheorghe Asachi” Technical University from Iasi | Romania | Engineering | Materials Science/Materials Engineering/Materials Technology | worldtopscientists.com |
| Cornelia | Kasper | BOKU, Department für Biotechnologie, Institut für Zell- und Gewebekulturtechnologien | Austria | Agricultural and Biological Sciences | Biotechnologie | worldtopscientists.com |
| Conglin | Zhang | Institutes of Science and Development, Chinese Academy of Science | China | Social Sciences | public policy and management | worldtopscientists.com |
| Codruta Olimpiada | Iliescu Halitchi | UMF Gr. T. Popa Iasi, Romania | Romania | Medicine and Dentistry | Education | worldtopscientists.com |
| Clitor | Souza | UFGD | Brazil | Agricultural and Biological Sciences | Food Science | |
| Cleo | Anastassopoulou | Medical School, National and Kapodistrian University of Athens | Greece | Immunology and Microbiology | Virology | |