- Sancho IV, King of Castile and Leon, 1257-12952
- Sanjaq Dār, Muḥammad al-Sharīf, active 17th century. Zīj2
- Sanūsī, Muḥammad ibn Yūsuf, approximately 1427-approximately 1490. Mukhtaṣar fī al-manṭiq2
- Sanūsī, Muḥammad ibn Yūsuf, approximately 1427-approximately 1490. Umm al-barāhīn2
- Saudi Arabia2
- Saudi Arabia--Badr Ḥunayn2
- Schools2
- Science, Medieval2
- Scribes, Jewish2
- Seder2
- Sefer ha-kaṿanot (Luria, Isaac ben Solomon)2
- Sefer ha-madaʻ (Maimonides, Moses)2
- Sefer ha-yashar (Quasi-historical work)2
- Sefer mitsṿot gadol (Moses ben Jacob, of Coucy)2
- Sermons, Italian2
- Sermons, Spanish2
- Sex2
- Sex instruction2
- Shahīd al-Awwal, Muḥammad ibn Makkī, 1333 or 1334-1380. Alfīyah fī al-ṣalāh al-yawmīyah2
- Shams Maghribī, Muḥammad Shīrīn, 1349?-1406 or 1407. Jām-i Jahānʹnumā2