Author
- Pietro de' Crescenzi1
- Plato1
- Platonic Academy1
- Plautus1
- Pliny the Elder1
- Plutarch1
- Polo, Marco, 1254-1323?1
- Pomponius Mela1
- Pope1
- Priori (Florence)1
- Priscian1
- Procopius1
- Prosdocimus de Beldemandis1
- Pseudo Bernard of Clairvaux1
- Pseudo-Bede1
- Pseudo-Bonaventure1
- Pseudo-Dionysius of Halicarnassus1
- Pseudo-Eusebius of Cremona1
- Pseudo-Hegesippus1
- Pseudo-Jerome1