- Quṭb al-Taḥtānī, Muḥammad ibn Muḥammad, 1294 or 5-1364 or 5. Lawāmiʻ al-asrār6
- Qāḍī Mīr, Ḥusayn ibn Muʻīn al-Dīn, d. 1504 or 5. Sharḥ al-Hidāyah6
- Qūshjī, ʻAlī ibn Muḥammad, -1474 or 1475. Sharḥ al-jadīd ʻalá Tajrīd al-ʻaqāʼid6
- Rajab6
- Riddles, Arabic6
- Risaliti, Francesco6
- Risālah al-waḍʻīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)6
- Romaniots6
- Satellites--Phases6
- Sefer zemanim (Maimonides, Moses)6
- Sex customs6
- Sharḥ al-Mawāqif (Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf)6
- Sharḥ al-Risālah al-Ḥusaynīyah6
- Shaykhī--Doctrines6
- Shulḥan ʻarukh (Karo, Joseph ben Ephraim)6
- Shāṭibī, al-Qāsim ibn Fīrruh, 1144-1194. ʻAqīlat atrāb al-qaṣāʼid fī asná al-maqāṣid6
- Siddhāntakaumudī (Bhaṭṭojī Dīkṣita)6
- Spain--Aragon6
- Sundials6
- Sunnites6