- Shri Mata Vaishno Devi University (India)
- Shuchiin College (Japan)
- Shujitsu Women's University (Japan)
- Shukutoku University (Japan)
- Shumei University (Japan)
- Siam Technology College (Thailand)
- Siam University (Thailand)
- Siauliai University (Lithuania)
- Sibelius Academy (Finland)
- Siberian Academy of Public Services (Russia)
- Siberian Federal University (Russia)
- Siberian State Industrial University (Russia)
- Siberian State Medical University (Russia)
- Siberian State Transport University (Russia)
- Siberian State University of Telecommunications and Informatics (Russia)
- Sichuan Agricultural University (China)
- Sichuan Fine Art Institute (China)
- Sichuan International Studies University (China)
- Sichuan Normal University (China)
- Sichuan University (China)
- Sichuan University Of Media And Communications (China)
- Siddhartha University (Nepal)
- Sidho Kanho Birsha University (India)
- Sido Kanhu Murmu University (India)
- Siebold University of Nagasaki (Japan)
- Sikha 'O' Anushandhan University (India)
- Sikkim Manipal University of Health, Medical and Technological Sciences (India)
- Silesian Academy of Medicine in Katowice (Poland)
- Silesian School of Economics and Languages (Poland)
- Silesian Technical University of Gliwice (Poland)
- Silesian University (Czech Republic)
- Silla University (Korea, South)
- Silliman University (Philippines)
- Silpakorn University (Thailand)
- SIMAD University (Somalia)
- Simon Fraser University (Canada)
- Sinai University (Egypt)
- Sindh Agricultural University (Pakistan)
- Sindh Madressatul Islam University (Pakistan)
- Singapore Institute of Management (SIM) (Singapore)
- Singapore Management University (Singapore)
- Singhania University Rajasthan (India)
- Singidunum University (Serbia)
- Sinnar University (Sudan)
- Sir Syed Institute of Technology Islamabad (Pakistan)
- Sir Syed University of Engineering and Technology (Pakistan)
- Sirte University (Libya)
- Sistan & Balouchestan University (Iran)
- Sistema Universitario Ana G. Méndez (Puerto Rico)
- Skema Business School (France)