Author
- Otto III2
- Padmapādācārya2
- Panormitanus2
- Paschasius Radbertus2
- Paul of Pergula2
- Petrus Aureolus2
- Philip III of Spain2
- Piccolomini2
- Pierre Bersuire2
- Pierre Danes2
- Plato2
- Pliny the Younger2
- Plutarch2
- Porphyry2
- Pseudo-Bonaventure2
- Pseudo-Joachim of Fiore2
- Qadi Mir Husayn al-Maybudi2
- Qara Emre2
- Qāsim ibn al-Faḍl2
- Rafīʻā, Muḥammad ibn Ḥaydar, 1588 or 1589-1670?2