Author
- Quintus Curtius Rufus1
- Ralph of Longchamp1
- Ramon Llull1
- Raymond of Penyafort1
- Reginold of Eichstätt1
- Republic of Venice1
- Richard Fishacre1
- Richard Maidstone1
- Robert Holkot1
- Rocca, Antonio1
- Roman Rota1
- Rudulphus Bollartus1
- Scipione Bargagli1
- Theodoret1
- Thomas Waleys1
- Tibullus1
- Tommaso Giovanni Alamanni1
- Vegetius1
- Vespasiano Anfiareo1
- Walter Burley1