Author
- Sir Thomas Frankland, 2nd Baronet1
- Siraj ud-Din Muhammad ibn Abd ur-Rashid Sajawandi1
- Smoyel1
- Society of Jesus1
- Society of Saint Anne (Malogoszcz, Poland)1
- Somadaivajña (Son of Rudrabhaṭṭa)1
- Somdev1
- Spanish Forger1
- Stato Nuovo of Siena1
- Stefano Bramieri1
- Stefano d'Andrea1
- Stephan Brechtel1
- Stephanus Hugoneti1
- Stephen Batman1
- Stephen Langton1
- Sufi Ahmad1
- Sulpicius Severus1
- Sultan Husayn1
- Sultan Satuq Bughra Khan1
- Surkhāb1