Smit
- Stan
- Smith
- Smith , Hamilton Othanel
- Smith , Henry John
- Smith , John Maynard
- Smith , Michael
- Smith , William
- Smoot , George Fitzgerald III
- Snell
- Snell , George Davis
- Snell , Willebrord van Roijen
- Snyder , Solomon Halbert
- Sobrero , Ascanio
- Soddy , Frederick
- Soddy, Frederick
- Solvay , Ernest
- Somerville , Mary
- Sommerfeld
- Sommerfeld , Arnold Johannes Wilhelm
- Sondheimer , Franz
- Sosigenes
- Spallanzani , Lazzaro
- Spedding , Frank Harold
- Spemann , Hans
- Sperry
- Sperry , Roger Wolcott
- Stahl , Franklin William
- Stahl , Georg Ernst