- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Sharḥ al-Waḍʻīyah1
- Qūshjī, ʻAlī ibn Muḥammad, d. 1474 or 5. Risālah dar hayʼat1
- Rasas1
- Real property1
- Riddles, Arabic1
- Rifāʻīyah1
- Risālah (Ibn Abī Zayd al-Qayrawānī, ʻAbd Allāh ibn ʻAbd al-Raḥmān)1
- Riz̤ā-ʼi ʻAbbāsī, Āqā, approximately 1570-1635?1
- Romances1
- Rome (Empire)1
- Rosh ha-Shanah seder1
- Rudra (Hindu deity)1
- Russia (Federation)--Dagestan1
- Rüstem Paşa Camii (Istanbul, Turkey)1
- Rāma (Hindu deity)1
- Rāzī, Fakhr al-Dīn Muḥammad ibn ʻUmar, 1149 or 1150-1210. Lubāb al-Ishārāt1
- Sacred space1
- Sacred vocal music1
- Saints1
- Sajʻ1