Author
- Ptolemaeus Tancredius1
- Publius Papinius Statius1
- Ralph of Longchamp1
- Ramon Llull1
- Ranieri Farnese1
- Raymond of Sabunde1
- Raymundus de Salgis1
- Renchius, Henricus1
- Republic of Venice1
- Richard Bolter1
- Richard Brooke1
- Richard Burdet1
- Richard Fishacre1
- Richard II of England1
- Richard Nykke1
- Richard Ward1
- Robert Ashley1
- Roberto Caracciolo1
- Rocca, Antonio1
- Rodolfo Pio da Carpi1