Author
- Pseudo-Dionysius of Halicarnassus1
- Pseudo-Joachim of Fiore1
- Pseudo-Seneca1
- Puṇyānanda1
- Qadi Mir Husayn al-Maybudi1
- Qaitbay1
- Qamrāwī, ʻAbd Allāh ibn Muḥammad1
- Qutb al-Din Razi1
- Quṭb al-Dīn ibn ʻAbd al-Ḥayy Lārī1
- Qāsim ʻAlī Qāʼinī1
- Qāz̤ī Muḥammad Aʻlá1
- Qāz̤ī ibn Muḥammad Yazdī1
- Rabbi Abulʻafia1
- Raghudeva Nyāyālaṅkāra1
- Raghunatha Bhatta Goswami1
- Raghunātha1
- Raghuvīra Audīcya1
- Ramacandra Tīrtha1
- Ramananda1
- Ramon Llull1