Author
- Pope1
- Porcellio1
- Prince-Bishopric of Toul1
- Principio Fabricii1
- Privy Council of the United Kingdom1
- Pseudo-Augustine1
- Pseudo-Bonaventure1
- Pseudo-Cicero1
- Ptolemaeus Tancredius1
- Qayrawānī, Abū al-Qāsim ibn ʻAbd Allāh, fl. 15991
- Qutb al-Din Razi1
- Quṭb Jamāl al-Dīn Aḥmad Hānsavī1
- Qūsh Aṭası, ʻIṣmat Aḥmad1
- Rabīʻah ibn Muḥammad Maʻmarī1
- Raghava1
- Raghunandana Bhattacaryaya1
- Raghunātha1
- Rajab ʻAlī Beg Surūr1
- Ramazanzade Mehmed Çelebi1
- Ramaḍān Ḥalāwah1