Author
- Peter Lange1
- Peter Lombard1
- Peter Olivi1
- Peter Stamler1
- Petronia Lancenberg1
- Petrus Comestor1
- Pierre Froissard1
- Pierre Poquet1
- Pierre de Luxembourg1
- Pietro Aldobrandini1
- Pietro Marcello1
- Pietro degli Angeli1
- Plato1
- Poggio Bracciolini1
- Portugal1
- Pseudo-Augustine1
- Pseudo-Cicero1
- Pseudo-Dionysius of Halicarnassus1
- Raimondo Marliani1
- Ranulf Higden1