Author
- Pedro de Valencia1
- Pero López de Ayala1
- Peter Pascual1
- Peter of Poitiers1
- Petrarch1
- Petrus Apianus1
- Petrus Aureolus1
- Philip II of Spain1
- Philip Sidney1
- Philipp Melanchthon1
- Pierre Choisnet1
- Pietro Cavallini1
- Pietro de' Crescenzi1
- Plutarch1
- Priscian1
- Pseudo-Bonaventure1
- Pseudo-Hegesippus1
- Qadi Ayyad1
- Qutb al-Din al-Shirazi1
- Qāz̤ī Muḥammad Aʻlá1