| Assoc. Prof. Dr | Saad | Alqithami | ALBAHA UNIVERSITY | Saudi Arabia | Sustainable Engineering Award | popularengineer.org |
| Dr | Sabrine | Ben Amor | Higher Institute of Applied Science and Technology of Sousse | Tunisia | Women Researcher Award | popularengineer.org |
| Dr | Sachin | Budakoti | Lund University | Sweden | Research Excellence Award | popularengineer.org |
| Prof | Saeed | Esmailnia | University of Science and Research | Iran | Best Researcher Award | popularengineer.org |
| Dr | Sagar | Patil | Michigan Technological University | United States | Best Researcher Award | popularengineer.org |
| Dr | Sahar | Zinatloo-Ajabshir | University of Bonab | Iran | Best Researcher Award | popularengineer.org |
| Assist. Prof. Dr. | Sahar | Abdollahi Baghban | Institute for Color Science and Technology/Department of Environmental Research | Iran | Best Researcher Award | popularengineer.org |
| Dr | Saheed | Ganiyu | Federal University of Agriculture, Abeokuta, Nigeria | Nigeria | Best Researcher Award | popularengineer.org |
| Dr | Saibo | She | University of Manchester | United Kingdom | Best Researcher Award | popularengineer.org |
| Dr | SALAH UD | DIN | Southern University of Science and Technology, Shenzhen China | China | Best Researcher Award | popularengineer.org |
| Prof | Salvador | Gonzalez | Alcalá University | Spain | Best Researcher Award | popularengineer.org |
| Dr | SAM MICHAEL | ESPINOZA VIDAURRE | Escuela de Postgrado de la Universidad Privada de Tacna | Peru | Best Researcher Award | popularengineer.org |
| Mr | Saman | Shoorabi Sani | Ferdowsi University of Mashhad | Iran | Best Researcher Award | popularengineer.org |
| Ms | Samaneh | Abdi Qezeljeh | Technische Universität Darmstadt, FG SLA | Germany | Best Researcher Award | popularengineer.org |
| Dr | Sami | Ullah | Institute of Physics, Slovak academy of sciences | Slovakia | Best Researcher Award | popularengineer.org |
| Mrs | Samparna | Parida | National Institute of Technology Rourkela | India | Women Researcher Award | popularengineer.org |
| Mr | SAMUEL | BOADU | AKENTEN APPIAH-MENKA UNIVERSITY OF SKILLS TRAINING AND ENTREPRENEURIAL DEVELOPMENT | Ghana | Best Researcher Award | popularengineer.org |
| Mr | Samuel | Polo | National University of Distance Education (UNED) | Spain | Best Researcher Award | popularengineer.org |
| Mr. | Samwel | Mwigeka | Ruaha Catholic University | Tanzania | | popularengineer.org |
| Dr. | Sandi | Lubis | Universitas Muhammadiyah Sidenreng Rappang | Indonesia | Best Review Paper Award | popularengineer.org |