- Qāḍīʹzādah, Mūsá ibn Muḥammad, -approximately 1436. Sharḥ Ashkāl al-taʼsīs2
- Qāḍīʹzādah, Mūsá ibn Muḥammad, -approximately 1436. Sharḥ Mulakhkhaṣ fī al-hayʼah2
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Risālah fī al-hayʼah2
- Railroad travel2
- Rasāʼil (Anṣārī, Murtaḍá ibn Muḥammad Amīn)2
- Real property (Islamic law)2
- Religious calendars--Judaism2
- Reproduction2
- Reshit ḥokhmah (Vidas, Elijah ben Moses de)2
- Resurrection2
- Resurrection of Jesus Christ2
- Revenge2
- Rhyme2
- Rice--Religious aspects2
- Rifāʻī, Aḥmad ibn ʻAlī, 1106?-11822
- Right of property (Jewish law)2
- Rivers2
- Riyāḍ al-ṣāliḥīn (Nawawī)2
- Roderick, King of the Visigoths, -711?2
- Roman Civil War (Rome : 43-31 B.C.)2