| Mrs | Rabeb | Touati | National Agronomy Institute of Tunis/Laboratory of Agricultural Production Systems and Sustainable Development (LR03AGR02), Agricultural High School of Mograne | Tunisia | | Water and forest rural engineering | Best Researcher Award | |
| Dr. | Rachid | Essehli | Oak Ridge National Laboratory - ORNL | United States | Design of Materials and Components | Materials synthesis Expert | Excellence in Innovation | |
| Prof. | Rachid | Jalal | Université Cadi Ayyad | Morocco | Design of Materials and Components | Substance Naturelle | Best Researcher Award | View Profile |
| Mr | Rafael | Lucas | São Paulo State University (UNESP), School of Engineering and Sciences | Brazil | Coatings | Plasma Electrolytic Oxidation | Best Researcher Award | View Profile |
| Assist. Prof. Dr. | Rafał | Krzywoń | Silesian University of Technology | Poland | Reinforcement Materials | Reinforcing and strengthening of concrete and geopolymer concrete | Best Researcher Award | View Profile |
| Assoc Prof. Dr | Rahebeh | Amiri Dehkharghani | Central Tehran Branch of Islamic Azad University | Iran | Processing and Manufacturing | Nano | Women Researcher Award | |
| Prof. | Rahul | Goyal | Manipal University Jaipur | India | Environmental effects | Renewable energy, biofuel, biodiesel Waste heat recovery technology | Excellence in Research Award | View Profile |
| Mrs. | Rajeshreebhye | Mahadea Nemdharry | Mauritius Sugarcane Industry Research Institute | Mauritius | Environmental effects | Using GIS for analysis of satellite and drone imagery / Remote Sensing and drone technologies/ Agriculture and land use Mapping for environmental and climate change impacts | Research Excellence Award | View Profile |
| Mr | Raju | Goyal | Sharda University | India | | Cement and Nanomaterials | Best Researcher Award | |
| Mr | RAKESH KUMAR | BARIK | Indian Institute of Technology, Kharagpur | India | | Deformation and fracture behavior of steel | Best Researcher Award | |
| Dr | Ramakrishnan | Thirumalaisamy | Sri Eshwar College of Engineering | India | | Bio-Composite,Natural Fiber Reinforced Composites | Best Researcher Award | |
| Ms | Ramandeep | Kaur | Anand college of engineering and management | India | | Artificial intelligence | Best Researcher Award | |
| Prof Dr | Ramesh | T Subramaniam | Universiti Malaya | Malaysia | | Polymer Electrolyte | Outstanding Scientist Award | |
| Dr. | RAMINDER | KAUR | DELHI TECHNOLOGICAL UNIVERSITY | India | Environmental effects | Polymers | Women Researcher Award | View Profile |
| Mr | RANJIT | SINGH | DR BR AMBEDKAR NATIONAL INSTITUTE OF TECHNOLOGY (NIT) JALANDHAR | India | | ADVANCED MANUFACTURING PROCESSES, MANUFACTURING PROCESSES | Young Scientist Award | |
| Assoc Prof. Dr | Ranko | Romanić | University of Novi Sad, Faculty of Technology Novi Sad | Serbia | Processing and Manufacturing | Food Technology | Best Academic Researcher Award | View Profile |
| Mr | Raphael | Belinga Essama Boum | Local Materials Promotion Authority (MIPROMALO) | Cameroon | | Geology and materials sciences | Best Researcher Award | |
| Dr. | Rasheedat | Balogun | University College Hospital Ibadan/Fertpromax Consult | Nigeria | Other | Obstetrics and Gynaecology | Best Researcher Award | View Profile |
| Mr. | Rashid | Hussain | Karakoram International University | Pakistan | Other | Mathematics | Best Researcher Award | View Profile |
| Dr. | Rashmi | Tripathi | Carl Zeiss AG | Germany | Design of Materials and Components | Li-ion battery | Best Researcher Award | View Profile |