Author
- Pierre Froissard1
- Pietro Flores1
- Pietro Lamberti1
- Pietro Parenzi1
- Pietro de' Crescenzi1
- Pius II1
- Pius IV1
- Pius V1
- Pliny the Younger1
- Podestà of Monterubbiano (Italy)1
- Podestà of Monticchiello (Italy)1
- Podestà of Perugia1
- Poggio Bracciolini1
- Porcellio1
- Prince-Bishopric of Toul1
- Pseudo-Augustine1
- Pseudo-Cicero1
- Pseudo-Dionysius the Areopagite1
- Ptolemaeus Tancredius1
- Ptolemy1