Author
- Ramacandra Tīrtha1
- Ramananda1
- Ramon Llull1
- Ranulf Higden1
- Raphael Ben Zion1
- Raphael Kaẓin1
- Ravana1
- Refael Mordekhai Malki1
- Regia Camera (Duchy of Milan)1
- Remigio dei Girolami1
- Remigius of Auxerre1
- Revanî1
- Reynoldus Romanus1
- Ricardus, de Mediavilla, approximately 1249-1308?1
- Richard II of England1
- Richard Nykke1
- Richard of Saint Victor1
- Ro. Ba1
- Robert Ashley1
- Robert Cooke1