Author
- Richard Ward1
- Robert Cooke1
- Robert de Saint-Martin1
- Rodolfo Pio da Carpi1
- Roman Catholic Archdiocese of Mainz1
- Roman Catholic Archdiocese of Siena1
- Roman Catholic Diocese of Regensburg1
- Royal Chancellery of Granada1
- Rucidattamiśra1
- Rāmacandra1
- Sadreddinzade Şirvani1
- Sadānanda Yogīndra1
- Sahabi Astarabadi1
- Salomon Trismosin1
- Sangalletti family1
- Santa Maria in Portico a Fontegiusta1
- Saʻīd ibn Hibat Allāh ibn al-Ḥusayn1
- Seifrit1
- Serapion the Younger1
- Sextus Empiricus1