- Srinidhi Melkote
- Srinivas Bollapragada
- Srinivas Peeta
- Srinivasan Raghunathan
- Sripad Devalkar
- Sriram Subramanian
- Stacey Hodge
- Stafford Beer
- Stan Finkelstein
- Standard Brands, Inc.
- Standard Oil Company
- Stanford University Student Chapter
- Stanley Tse
- Stanley Zionts
- State of New York Mental Health
- Stathis Tompaidis
- Stavros A. Zenios
- Stefan Dimitriadis
- Stefan E. Karisch
- Stefan Friederichs