Author
- Philippus Brusserius1
- Pierre Bersuire1
- Platonic Academy1
- Podestà of Monterubbiano (Italy)1
- Podestà of Perugia1
- Pope1
- Porcellio1
- Prince-Bishopric of Toul1
- Pseudo-Augustine1
- Ptolemaeus Tancredius1
- Ramon Llull1
- Raymond of Sabunde1
- Ressani family1
- Roman Catholic Archdiocese of Mainz1
- Roman Catholic Diocese of Zaragoza1
- Sacro Regio Consiglio1
- Sallust1
- Sebastian Schindler1
- Seneca1
- Society of Jesus1