- Religious life1
- Religious poetry, Latin1
- Rerum rusticarum libri tres (Varro, Marcus Terentius)1
- Riddles, Arabic1
- Riddles, Persian1
- Rosh Hodesh1
- Rosh ha-Shanah--Liturgy1
- Rupert, of Deutz, approximately 1075-11291
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Sabzavārī, Hādī ibn Mahdī, 1797 or 1798- Nibrās al-hudá1
- Sakhāwī, ʻAlī ibn Muḥammad, 1163?-1245. ʻUmdat al-mujīd fī al-naẓm wa-al-tajwīd1
- Sales (Islamic law)1
- Salvation1
- Samarqandī, Muḥammad ibn Yūsuf, -1160 or 1161. Fiqh al-nāfiʻ1
- Sammelbands1
- Samtī, Yūsuf ibn Khālid, -805 or 8061
- Satellites--Phases1
- Saʻadia ben Joseph, 882-942. Tafsir Sefer Tehilim1
- Saʻdī Chalabī, Saʻd Allāh ibn ʻĪsá, -1538 or 1539. Ḥāshiyah ʻalá Anwār al-tanzīl1
- Saʻīdī, Mīr Abū al-Fatḥ ibn Makhdūm, active 16th century. Ḥāshiyah ʻalá al-ʻAḍudīyah1