Author
- Salomon Trismosin1
- Saʻīd ibn Hibat Allāh ibn al-Ḥusayn1
- Sebastian Schindler1
- Seifrit1
- Seigneury de Brousses1
- Senate of the Republic of Venice1
- Seneca1
- Sextus Empiricus1
- Sidrac1
- Simone Gondi1
- Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī1
- Society of Jesus1
- Society of Saint Anne (Malogoszcz, Poland)1
- Stato Nuovo of Siena1
- Stephanus Hugoneti1
- Suetonius1
- Sylvester II1
- Tartaleoni family1
- Theobaldus Episcopus1
- Thomas Aquinas1