Author
- Robert Fabyan1
- Robert de Saint-Martin1
- Roberto Caracciolo1
- Robine Bordinelle1
- Rodolfo Pio da Carpi1
- Roman Catholic Archdiocese of Mainz1
- Roman Catholic Archdiocese of Siena1
- Roman Catholic Diocese of Regensburg1
- Royal Chancellery of Granada1
- Rucidattamiśra1
- Rukn ibn Sharaf al-Dīn Āmulī1
- Rumi1
- Rutilius Taurus Aemilianus Palladius1
- Rājiḥ ibn Ismāʻīl Ḥillī1
- Rāmacandra1
- Rūmī, Ibrāhīm ibn ʻUmar1
- Sadānanda Yogīndra1
- Safi al-Din al-Qushashi1
- Sakhāwī, Muḥammad ibn Muḥammad1
- Salih Nasr Allah ibn Sallum Halabi1