- Riddles, Arabic1
- Riddles, Hebrew1
- Riddles, Persian1
- Rifāʻī, Aḥmad ibn ʻAlī, 1106?-11821
- Risālah al-waḍʻīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Riyāḍ al-ṣāliḥīn (Nawawī)1
- Romances, Persian1
- Romania--Stamora Română1
- Rosh Hodesh--Liturgy1
- Russia (Federation)--Saint Petersburg1
- Russia (Federation)--Tarki1
- Rustam (Legendary character)1
- Râmâyaṇa (Old Javanese kakawin)1
- Rāghib, Muḥammad, 1698 or 1699-1762 or 17631
- R̥gvedaprātiśākhya (Śaunaka)1
- Sacred works1
- Sajʻ1
- Samaritans1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah fī al-istiʻarāt1