Author
- Roman Catholic Archdiocese of Siena1
- Roman Catholic Diocese of Regensburg1
- Royal Chancellery of Granada1
- Rucidattamiśra1
- Rāmacandra1
- Sadānanda Yogīndra1
- Salomon Trismosin1
- Sangalletti family1
- Santa Maria in Portico a Fontegiusta1
- Saʻīd ibn Hibat Allāh ibn al-Ḥusayn1
- Seifrit1
- Seneca1
- Serapion the Younger1
- Sextus Empiricus1
- Shlomo ben Aderet1
- Sidrac1
- Siena1
- Sigismund1
- Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī1
- Sixtus V1