Author
- Robert Beale1
- Robert Cooke1
- Robert Fabyan1
- Robert de Saint-Martin1
- Robert of Gloucester1
- Rodrigo de Rueda1
- Roger Bigod, 2nd Earl of Norfolk1
- Roman Catholic Diocese of Osma-Soria1
- Roman Catholic Diocese of Zaragoza1
- Roman Curia1
- Roman Rota1
- Royal Audiencia of Lima1
- Rui de Pina1
- Rupert, Count Palatine of Simmern1
- Sacro Regio Consiglio1
- Santa Maria Nuova Hospital1
- Santa Maria in Portico a Fontegiusta1
- Sarrazius de Bethencourt1
- Sebastian Schindler1
- Sebastian of Naples1