| Prof | Rengaraj | Selvaraj | Sultan Qaboos University | Oman | Chemistry | Analytical and Applied Environmental Chemistry | Most Cited Article Award | |
| Ms | Reyhane | Madadi | Iran University of Science and Technology | Iran | Environmental Science | Marine geochemistry | Best Researcher Award | |
| Prof. Dr | Reza | Zarghami | University of Tehran | Iran | Engineering | Chemical Engineering | Best Researcher Award | citationawards.com |
| Dr | Reza | Nekouian | Iran University of Medical Sciences (IUMS) | Iran | Biochemistry, Genetics and Molecular Biology | Cancer Genetics | Pioneer Researcher Award | citationawards.com |
| Mr | Rhushikesh | Suryawanshi | Pravara Rural Education Society's Padmashri Vikhe Patil College Of Arts, Science and Commerce, Pravaranagar Addr: A/P-Loni KD Tal: Rahta Dist: Ahmednagar, Pincode: 413713 | India | Other | Avian Research | Best Research Award | |
| Assoc Prof Dr | Ri | Chen | Guangdong Polytechnic Normal University | China | Engineering | Supercapacitor, Nontraditional machining | Best Researcher Award | |
| Dr | Rina | Kansal | University at Buffalo | United States | Medicine and Dentistry | Medicine, genetics, genomics, pathology | Best Researcher Award | citationawards.com |
| Dr | Rita | Albergueiro | ULS São João | Portugal | Physics and Astronomy | Física Médica - Medicina Nuclear | Best Researcher Award | citationawards.com |
| Dr | Robert | Sanchez | CAR | Spain | Computer Science | Machine learning | Most Cited Article Award | |
| Assoc. Prof. Dr | Robert | Pełka | The H. Niewodniczanski Institute of Nuclear Physics Polish Academy of Sciences | Poland | Physics and Astronomy | molecular magnetism | Best Researcher Award | |
| Prof Dr | Robert | Laurini | KSI | United States | Computer Science | Knowledge Technologies for Urban Planning | Most Cited Article Award | |
| Prof | Roberto | Sabatini | Khalifa University of Science and Technology | United Arab Emirates | Engineering | Aerospace Engineering | Most Reader's Article Award | |
| Prof. Dr | Roberto Alonso | González-Lezcano | Ceu San Pablo University | Spain | Engineering | Architectural Constructions | Best Researcher Award | citationawards.com |
| Dr | Rocío | Núñez Calonge | Grupo UR Internacional | Spain | Health Professions | Reproducción humana | Best Research Article Award | citationawards.com |
| Prof | Rodrigo | Caiado | Pontifical Catholic University of Rio de Janeiro - PUC-Rio | Brazil | Environmental Science | Waste Management and Disposal | Most Cited Article Award | |
| Mr | Rodrigo | Moruzzi | Sao Paulo State University - UNESP | Brazil | Environmental Science | Water Engineering | Best Researcher Award | |
| Prof. Dr | Rodrigo Said | Razo-Hernández | Universidad Autónoma del Estado de Morelos | Mexico | Pharmacology, Toxicology and Pharmaceutical Science | Computational Drug Design | Best Researcher Award | |
| Assist. Prof. Dr | Rohit | Sachan | Bennett University Greater Noida | India | Computer Science | Cyber Security and Forensic | Most Reader's Article Award | citationawards.com |
| Dr | Roja | Raj | Adesh institute of dental sciences and research | India | Dentistry | Conservative dentistry and endodontics | Best Researcher Award | citationawards.com |
| Mr | Roland | Ramm | Fraunhofer Institute for Applied Optics and Precision Engineering IOF | Germany | Engineering | 3D Sensor Technology | Most Cited Article Award | |