| Sikander | Ali | Riphah international university-Lahore. | Pakistan | Chemistry | Mathematical Chemistry | worldtopscientists.com |
| Sikander | Ali | Riphah International University - Lahore Campus | Pakistan | Mathematics | Navigation, & Distance based broblems | worldtopscientists.com |
| Simon | Nyarko | Kwame Nkrumah University of Science and Technology | Ghana | Pharmacology, Toxicology and Pharmaceutical Science | Pharmaceutics | worldtopscientists.com |
| Sina | Raeisi | Tabriz University of Medical Sciences | Iran | Biochemistry, Genetics and Molecular Biology | Neurochemistry | worldtopscientists.com |
| Sinawo | Mbangezeli | Nelson Mandela University | South Africa | Economics, Econometrics and Finance | Environmental Economics | worldtopscientists.com |
| Sireen Abdulrahim | Shilbayeh | Professor Sireen Shilbayeh | Saudi Arabia | Pharmacology, Toxicology and Pharmaceutical Science | Clinical Pharmacy | worldtopscientists.com |
| SITI RAHMAH | AWANG | Universiti Teknologi Malaysia | Malaysia | Business, Management and Accounting | Managment/ Organizational Behaviour/ HRM | worldtopscientists.com |
| SIVASANKAR | PANICKAN | Colorado state university | United States | Veterinary Science and Veterinary Medicine | virology | |
| Sobhan | Roshani | Islamic Azad University, Kermanshah, Iran | Iran | Engineering | Microwae, AI | worldtopscientists.com |
| Sodipe | Solaja | Landmark University, Omu Aran | Nigeria | Social Sciences | Agricultural Environmental Economics | worldtopscientists.com |
| Sofia | Hidalgo Perea | Renaissance School of Medicine at Stony Brook University | United States | Medicine and Dentistry | Orthopaedic Surgery | worldtopscientists.com |
| Sohag | Ahammed | Gazipur Agricultural University | Bangladesh | Other | Forestry, Biodiversity conservation, Disturbance ecology | worldtopscientists.com |
| SOHAIB | MUSTAFA | Beijing University of Technology | China | Economics, Econometrics and Finance | Applied Economics | |
| Solomon | Kenea | Department Of Soil Resources And Watershed Management, Wollega University, Shambu Campus, Ethiopia | Ethiopia | Agricultural and Biological Sciences | Environmental Science-based | worldtopscientists.com |
| Solomon | Boamah | Gansu Agricultural University | China | Agricultural and Biological Sciences | Plant Pathology | worldtopscientists.com |
| Somayeh | Rastegar | University of Hormozgn | Iran | Agricultural and Biological Sciences | Horticultural | |
| Sonali | Rokade | VIT Bhopal University | India | Engineering | Computer Science and Engineering | worldtopscientists.com |
| Soo Jin | Kim | Department of Paramedicine / Eulji University | South Korea | Health Professions | Occupational health & safety, Pre-hospital emergency care, Public health, Epidemiology | worldtopscientists.com |
| Soorya | Srinivasan | Indian Institute of Technology | India | Physics and Astronomy | Material science | worldtopscientists.com |
| Sooyong | Park | Sogang University | South Korea | Engineering | Blockchain | worldtopscientists.com |