People beginning with S
- Selivanov, Feodor Feodorovich
- Sellick, Brian Arthur
- Selye, Hans Hugo Bruno
- Semb, Carl Boye
- Semélaigne, Georges
- Semmelweis, Ignaz Philipp
- Semon, Sir Felix
- Semon, Richard Wolfgang
- Semple, David
- Senator, Hermann
- Senior, Boris
- Serbia, Serbia
- Sertoli, Enrico
- Sézary, Albert
- Shaffer, Lisa G.
- Shah, Krishnakumar N.
- Shaver, Evelyn Louise
- Shaw, Maurice Elgie
- Sheehan, Harold Leeming
- Sheldon, Sir Wilfrid Percy Henry
- Shenton, Edward Warren Hine
- Shereshevsky, Nikolai Adolfovich
- Sherren, James
- Sherrington, Sir Charles Scott
- Sherris, J. C.