| Dr | Sina | Attar Roshan | Islamic Azad University of Ahvaz | Iran | Environmental Science | Forest ecology | Best Researcher Award | |
| Dr | Sin-Mei | Lim | National University of Singapore | Singapore | Engineering | sustainable soil stabilization technique, ground improvement techniques, laboratory characterisation of geomaterials (e.g. chemically treated sludge), in-situ field monitoring and instrumentation, laboratory-based dust assessment technique, sustainable pavement materials, and recyclability of waste plastic-modified asphalt concrete for the circular economy. | Best Researcher Award | |
| Mr | Simphiwe Gift | Nkuna | Tshwane University of Technology | South Africa | Energy | Waste to energy | Most Reader's Article Award | |
| Ms | Simone | Chapman | University of New Hampshire | United States | Social Sciences | Environmental Policy & Planning | Best Researcher Award | |
| Dr | Simona | Di Micco | University of Naples Parthenope | Italy | Engineering | Sistemi per L'energia e l'ambiente | Best Researcher Award | bestpaperawards.com |
| Dr | Simona | Sbranna | University of Cologne | Germany | Arts and Humanities | Phonetics | Best Researcher Award | bestpaperawards.com |
| Dr | Simona | Proietti | IRET CNR | Italy | Agricultural and Biological Sciences | fisiologia vegetale | Best Researcher Award | bestpaperawards.com |
| Prof | Simon | Sosvilla-Rivero | Complutense Institute for Economic Analysis | Spain | Economics, Econometrics and Finance | Applied Finance | Best Researcher Award | |
| Prof | Sima | Rafati | Pasteur Institute of Iran | Iran | Immunology and Microbiology | vaacine, immunotherapy against cutaneous leishmaniasis | Best Researcher Award | |
| Dr | Silvia del Valle | Alonso | Universidad Nacional de Quilmes, CONICET (IMBICE, GBEyB) | Argentina | Other | Food Technology | Best Researcher Award | |
| Prof. Dr. | Silvia | Machado | Universidade Estadual Paulista | Brazil | Agricultural and Biological Sciences | Biologia Vegetal | Best Researcher Award | bestpaperawards.com |
| Prof. Dr | Silvia | Bonardi | Università di Parma | Italy | Veterinary Science and Veterinary Medicine | Ispezione degli alimenti di origine animale | Research Advancement Paper Award | bestpaperawards.com |
| Mr | Sidharth | Mahapatra | University of Nebraska Medical Center - UNMC | United States | Health Professions | Pediatrics | Best Researcher Award | bestpaperawards.com |
| Mr | Sibly | Noman | UNIVERSITI TEKNOLOGI MALAYSIA | Bangladesh | Engineering | Aeronautics | Best Researcher Award | |
| Prof. Dr | Si | Zhou | Dalian University of Technology | China | Materials Science | Computational Materials Science | Most Cited Article Award | |
| Dr | Shweta | Pachpute | lsfpef college of physiotherapy nigdi pune | India | Health Professions | Physiotherapy | Most Reader's Article Award | |
| Dr | Shuqin | Song | Beijing Forestry University，Chifeng University | China | Agricultural and Biological Sciences | Irrigation of Plantations in Arid and Semi-Arid Regions | Research Excellence Award | bestpaperawards.com |
| Dr | Shuping | Zhang | Chinese Academy of Sciences | China | Earth and Planetary Sciences | Remote Sensing of Hydrology | Most Reader's Article Award | |
| Dr | Shukrya | Alwan | Al-Furat Al-Awsat Technical University | Iraq | Other | Physiology, Pharmacology and Biochemistry (Physiology) | Most Cited Article Award | |
| Assist Prof Dr | Shuai | Chen | Shanghai Polytechnic University | China | Engineering | Environmental Engineering | Best Paper Award | |