Author
- Paschualis Bernardus1
- Paul of Pergula1
- Paul of Venice1
- Persius1
- Peter of Poitiers1
- Petrus de Braco1
- Piccolomo Oltremonti1
- Pietro Parenzi1
- Pius IV1
- Podestà of Monticchiello (Italy)1
- Pomponius Mela1
- Porphyry1
- Prince-Bishopric of Toul1
- Priscian1
- Pseudo-Phalaris1
- Rapolano Terme1
- Raymond of Penyafort1
- Richard II of England1
- Richard de Saint-Laurent1
- Robert Grosseteste1