Author
- Pseudo-Bonaventure1
- Ptolemaeus Tancredius1
- Qayrawānī, Abū al-Qāsim ibn ʻAbd Allāh, fl. 15991
- Qusta ibn Luqa1
- Quṭb Jamāl al-Dīn Aḥmad Hānsavī1
- Qāz̤ī Muḥammad Aʻlá1
- Qāz̤ī ibn Muḥammad Yazdī1
- Qūsh Aṭası, ʻIṣmat Aḥmad1
- Rabbi Abulʻafia1
- Raghudeva Nyāyālaṅkāra1
- Ramazanzade Mehmed Çelebi1
- Ramon Llull1
- Raphael Berdugo1
- Raphael Levi Hannover1
- Rashe Menaḥem be Yehoshuʻa, ha-Golah1
- Rashid al-Din Vatvat1
- Rav Ḥamai1
- Raymond of Penyafort1
- Raymond of Sabunde1
- Rayḥān Āghā ibn ʻAbd Allāh1