| Ms | Ravpreet | Kaur | SGT UNIVERSITY/I.K.G.Punjab Technical University | India | Engineering | Civil Engineering | Best Research Article Award | |
| Mr | Rayk | Fritzsche | Fraunhofer IWU | Germany | Engineering | software-supported fixture planning for product-flexible manufacturing | Best Paper Award | |
| Mrs | Razia Khan | Sharme | Delaware State University | Bangladesh | Materials Science | Physics | Best Researcher Award | View Profile |
| Dr | Reena | Sonkusare | Sardar Patel Institute of Technology | India | Engineering | Microelectronics/ VLSI | Best Researcher Award | |
| Prof | Reena | Gupta | Himachal Pradesh University, Shimla | India | Other | Biotechnology | Best Researcher Award | View Profile |
| Mrs | Reetu | Saini | National Kaohsiung University of Science and Technology | Taiwan | Energy | Sustainable development | Best Researcher Award | |
| Mr | Rehan | Shakeel | University of the Punjab | Pakistan | Health Professions | Public Health and Epidemiology | Best Researcher Award | View Profile |
| Dr | Rekha | Pachaiappan | SIMATS SCHOOL OF ENGINEERING, THANDALAM. | India | Materials Science | NANOTECHNOLOGY | Best Researcher Award | |
| Mr | Renan | Roque | UNESP | Brazil | Biochemistry, Genetics and Molecular Biology | Manufacturing processes / Additive manufacturing | Best Paper Award | |
| Mrs | Renata | de Souza | State University of Maringa | Brazil | Environmental Science | Water Treatment and Wastewater Treatment | Most Cited Article Award | |
| Dr | Rene | Gomez | Universidad de Concepción | Chile | Engineering | Mining | Best Researcher Award | |
| 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 | View Profile |
| Dr | Reza | Nekouian | Iran University of Medical Sciences (IUMS) | Iran | Biochemistry, Genetics and Molecular Biology | Cancer Genetics | Pioneer Researcher Award | View Profile |
| 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 | View Profile |
| Dr | Rita | Albergueiro | ULS São João | Portugal | Physics and Astronomy | Física Médica - Medicina Nuclear | Best Researcher Award | View Profile |
| Dr | Robert | Sanchez | CAR | Spain | Computer Science | Machine learning | Most Cited Article Award | |