Author
- Ramon Llull1
- Rashi1
- Raymond of Penyafort1
- Refael Mordekhai Malki1
- Roberto Caracciolo1
- Rutilius Taurus Aemilianus Palladius1
- Saadia Gaon1
- Sextus Empiricus1
- Sextus the Pythagorean1
- Shemuʼel1
- Shemuʼel Zekharyah ben Eliʻezer Raṿina1
- Sicco Polenton1
- Simone Gondi1
- Solomon Luria1
- Solomon ibn Verga1
- Stephanus Hugoneti1
- Thomas Waleys1
- Thomas of Capua1
- Thomas of Celano1
- Tommaso Ridolfi1