- Samtī, Yūsuf ibn Khālid, -805 or 8061
- San Miguel, Josefa de, active 1683-16851
- Sancho II, King of Castile and Leon, 1037 or 1038-10721
- Sancho IV, King of Castile and Leon, 1257-12951
- Sanskrit language--Rhetoric1
- Sanskrit language--Verb1
- Sanskrit literature1
- Sanūsī, Muḥammad ibn Yūsuf, approximately 1427-approximately 1490. Muqaddimah1
- Sanūsī, Muḥammad ibn Yūsuf, approximately 1427-approximately 1490. ʻAqīdah al-ṣughrá1
- Sarmiento, Pero. Sentencia-Estatuto1
- Satellites--Phases1
- Satire1
- Satire, Persian1
- Satires1
- Saudi Arabia1
- Saudi Arabia--Hejaz1
- Saudi Arabia--Zamzam Well1
- Savelli, Troilo, -15921
- Sayfī, Muḥammad ibn Muḥammad Mahdī, -1727 or 1728. Naẓm Zubdat al-uṣūl1
- Sayings1