People beginning with S
- Siltzbach, Louis
- Silver, Henry K.
- Silverman, William Aaron
- Silverman, Frederic Noah
- Silverman, Irving
- Silvester, Henry Robert
- Silvestroni, Ezio
- Simenon, Georges Joseph Christian
- Simmonds, Morris
- Simon, Théodore
- Simon, Georg
- Simon, Karl Gustav Theodor
- Simon, Gustav
- Simonart, Pierre Joseph Cécilien
- Simons, Arthur
- Simopoulos, Artemis P.
- Simpson, Joe Leigh
- Simpson, Samuel Leonard
- Simpson, 1st Baronet, Sir James Young
- Sims, Harry M.
- Sims, James Marion
- Sims Emil Patrik , Haglund
- Sinding-Larsen, Christian Magnus Falsen
- Singer, Karl
- Singleton, Edward B.