| Dr | Sundar | Ramalingam | College of Dentistry and Dental University Hospital, King Saud University Medical City | Saudi Arabia | Dentistry | Oral and Maxillofacial Surgery | Best Researcher Award | worldtopscientists.com |
| Mr | Ranjith Kumar | Ramakrishnan | N2 Services, Inc. | United States | Computer Science | Continuum of Computing, Edge Computing, Cloud Computing, Distributed Systems, Programming Languages, software co- design, Genetic algorithm, Machine Learning, Web Applications, CyberSecurity, Artificial Intelligence | Best Researcher Award | worldtopscientists.com |
| Dr | Rana | Ramadan Fahmy Neiber | Institue of Process Engineering, Chinese Academy of Sciences | China | Environmental Science | Chemical Engineering | Research Excellence Award | worldtopscientists.com |
| Dr | C R | RAJESH | CSI INSTITUTE OF TECHNOLOGY | India | Engineering | Electrical and Electronics Engineering | Best Researcher Award | worldtopscientists.com |
| Prof. Dr | B V | Rajendra | Manipal Institute of Technology | India | Physics and Astronomy | Solid state physics | Best Researcher Award | worldtopscientists.com |
| Mr | Shubham | Rai | Institute of engineering and technology, Lucknow | India | Environmental Science | Civil & Environmental Engineering with Machine Learning Applications in Sustainable Construction | Research Excellence Award | worldtopscientists.com |
| Dr | Mahmood | Rahmani Firozjaei | university of Tehran | Iran | Engineering | Hydraulic and Marine | Best Researcher Award | worldtopscientists.com |
| Prof Dr | Mohammad Jellur | Rahman | Department of Physics, Bangladesh University of Engineering and Technology | Bangladesh | Physics and Astronomy | Materials Science | Best Researcher Award | worldtopscientists.com |
| Dr | Md Masudur | Rahman | Pabna University of Science and Technology | Bangladesh | Earth and Planetary Sciences | Atmospheric Pollution | 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 | Maryam | Rahimi Jahangirlou | Aarhus University | Iran | Agricultural and Biological Sciences | Crop Science, Grain yield, Grain quality | Women Researcher Award | |
| Assist. Prof. Dr | Fatemeh | Rahimi Ajdadi | University of Guilan | Iran | Agricultural and Biological Sciences | application of remote sensing in agriculture | Best Researcher Award | worldtopscientists.com |
| Assoc Prof Dr | Abbas | Rahi | Shahid Beheshti University | Iran | Engineering | Mechanical Engineering | Best Researcher Award | worldtopscientists.com |
| Dr | BABITA | RAHAR | University of Wisconsin | United States | Biochemistry, Genetics and Molecular Biology | Lung Fibrosis | Best Researcher Award | worldtopscientists.com |
| Mr | Shafeeq Ur | Rahaman | Monks | United States | Computer Science | Data Analytics & Data Science | Best Researcher Award | worldtopscientists.com |
| Dr | Sina | Raeisi | Tabriz University of Medical Sciences | Iran | Biochemistry, Genetics and Molecular Biology | Neurochemistry | Best Researcher Award | worldtopscientists.com |
| Assoc. Prof. Dr | Nicoleta | Radu | INCDCP&USAMV-B | Romania | Pharmacology, Toxicology and Pharmaceutical Science | Biotechnology | Interdisciplinary Research Excellence Award | worldtopscientists.com |
| Assist Prof Dr | Maheswaran | R | Periyar University | India | Agricultural and Biological Sciences | Entomology | Best Researcher Award | |
| Dr | Alexis | Quintana Isasi Timmermans | University of Alicante | Spain | Physics and Astronomy | Astrophysics | Best Researcher Award | worldtopscientists.com |
| Dr | Hongjian | Qin | Shanghai Institute of Materia Medica | China | Chemistry | Sustainable and Green Chemistry | Best Researcher Award | worldtopscientists.com |