| Dr | Ravi | Dwivedi | Visvesvaraya National Institute of Technology, Nagpur | India | Engineering | Structural Engineering | Best Researcher Award | |
| Assist. Prof. Dr | Ravi Kumar | Rajan | School of Pharmaceutical Sciences, Girijananda Chowdhury University, Tezpur Campus. | India | Pharmacology, Toxicology and Pharmaceutical Science | Ethnopharmacology and Neurobiology | Young Scientist Award | youngscientistawards.com |
| Assoc. Prof. Dr | RAVI SHANKAR | REDDY | King Khalid University | Saudi Arabia | Nursing and Health Professions | PHYSICAL THERAPY AND REHABILITATION SCIENCES | Best Researcher Award | youngscientistawards.com |
| Dr | Ravichandra | Matangi | Indian Institute of Technology Patna | India | Chemistry | Material science | Best Researcher Award | |
| Dr | Ravikumar | Nattudurai | Univeristy of Oslo | Norway | Physics and Astronomy | Radiotheraphy | Best Researcher Award | |
| Dr | Ravindar | Kontham | CSIR-National Chemical Laboratory | India | Chemistry | Organic Chemistry | Best Researcher Award | |
| Dr | Ravindran | Chinnarajan | CSIR-National Institute of Oceanography | India | Immunology and Microbiology | Microbiology | Best Researcher Award | |
| Dr | Ray | Lee | Massachusetts Institute of Technology | United States | Neuroscience | Behavioral neuroscience; Systems neurosciences; Social neuroscience; Cognitive neuroscience | Best Researcher Award | |
| Dr | RAYA | BHATTACHARJYA | NA | India | Agricultural and Biological Sciences | ALGAL BIOTECHNOLOGY | Young Researcher Award | youngscientistawards.com |
| Mr | RAYES AHMAD | LONE | IUST Awantipora | India | Engineering | Electrical Engineering, Renewables | Best Researcher Award | youngscientistawards.com |
| Dr | Rayk | Fritzsche | Fraunhofer IWU | Germany | Engineering | Adaptable assembly systems | Best Scholar Award | youngscientistawards.com |
| Dr | Razieh | Sheikhpour | Ardakan unoversity | Iran | Computer Science | Machine learning | Best Researcher Award | |
| Dr | Reda | Mohamed | Biomedical Engineering / Helwan university | Egypt | Engineering | Biomedical | Best Researcher Award | |
| Mr | REDA SAMY | ZAZOUN | Sonatrach | Algeria | Earth and Planetary Sciences | Geology | Best Researcher Award | |
| Dr | Reeja | S R | VIT-AP University | India | Computer Science | Image Processing | Women Researcher Award | |
| Prof | Reem | Arafa | Zewail City of Science and Technology | Egypt | Pharmacology, Toxicology and Pharmaceutical Science | Drug Design and Discovery, Medicinal Chemistry | Women Researcher Award | |
| Dr | REENA | SHARMA | USDA-Affiliated BioDiscovery Institute, UNT, Denton, TX | United States | Agricultural and Biological Sciences | Plant Biotechnology | Young Scientist Award | youngscientistawards.com |
| Dr | Regan | Deonanan | The University of the West Indies | Trinidad and Tobago | Economics, Econometrics and Finance | Development Economics, Applied Economics | Best Researcher Award | |
| Ms | Regina | Irunde | KTH | Sweden | Environmental Science | Water treatment using local materials to remove arsenic | Women Researcher Award | |
| Ms | Rehab | Hamed | Beni-Suef university | Egypt | Agricultural and Biological Sciences | Cell biology | Best Researcher Award | |