Author
- Sibṭ ibn al-ʻAjamī1
- Siena1
- Sigismund1
- Sijilmāsī, Aḥmad ibn ʻAbd al-Wāḥid, d. 16741
- Simeon ben Zemah Duran1
- Simon Bredon1
- Siraj al-Din al-Bulqini1
- Sixtus V1
- Society of Jesus1
- Society of Saint Anne (Malogoszcz, Poland)1
- Solomon Almoli1
- Solomon Dubno1
- Solomon Nissim Algazi1
- Solomon ben Abraham Laniado1
- Solomon ibn Gabirol1
- Solomon ibn Verga1
- Somayāji Rāmacandra1
- Sriharsha1
- Stefano d'Andrea1
- Stephanus Hugoneti1