Author
- Pierre Danes2
- Pietro de' Crescenzi2
- Pinḥas ben Isaac2
- Porphyry2
- Pseudo-Augustine2
- Pseudo-Bonaventure2
- Pseudo-Seneca2
- Qāsim ibn al-Faḍl2
- Raghunātha2
- Rashid-al-Din Hamadani2
- Regiomontanus2
- Ressani family2
- Rumi2
- Rutilius Taurus Aemilianus Palladius2
- Rāmacandrabhaṭṭa2
- Rāmakr̥ishṇa Bhaṭṭa2
- Rāmānandasarasvatī2
- Sadr al-Din al-Qunawi2
- Safi Al-Din Al-Hilli Altaie2
- Safi al-Din al-Urmawi2