- Saʻīdī, Mīr Abū al-Fatḥ ibn Makhdūm, active 16th century. Ḥāshiyah ʻalá Sharḥ al-Dawwānī1
- Scala, Giovanni1
- Scalandroni family1
- Scalelli, Corsino1
- Scales (Weighing instruments)1
- Scanderbeg, 1405?-14681
- Schmalkaldic War (1546-1547)1
- Science, Ancient1
- Scola, Faustino di1
- Scolari, Giovanni degli1
- Scolario, Bartolomeo di1
- Scotti, Mariano de Ristori di1
- Scribes1
- Scriptoria1
- Scriptum super IV libros Sententiarum (Thomas, Aquinas, Saint)1
- Scrolls, Japanese1
- Scrolls, Japanese--Edo period1
- Scyld (Legendary character)1
- Sea monsters1
- Sea-power1