Author
- Richard II of England1
- Richard Nykke1
- Richard Robinson1
- Ro. Ba1
- Robert Cooke1
- Robert Fabyan1
- Robert Grosseteste1
- Robert de Sorbon1
- Robert of Gloucester1
- Roger Bigod, 2nd Earl of Norfolk1
- Seneca1
- Stephen Batman1
- Thomas Achelley1
- Thomas Heneage1
- Thomas Rogers1
- Thomas de Littleton1
- Thomas of Cantimpré1
- Tito Livio Frulovisi1
- Walter Map1
- William Normanton1