- Ramadan1
- Ramlī, Aḥmad ibn Aḥmad, -1563 or 1564. Shurūṭ al-maʼmūm wa-al-imām1
- Rawḍah al-bahīyah fī sharḥ al-Lumʻah al-Dimashqīyah (Shahīd al-Thānī, Zayn al-Dīn ibn ʻAlī)1
- Rifāʻī, Aḥmad ibn ʻAlī, 1106?-11821
- Rome (Empire)1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah1
- Saudi Arabia--Medina1
- Sayyidah Nafīsah, 762 or 763-823 or 8241
- Schools1
- Sexual ethics--Religious aspects1
- Sharḥ al-ʻAqāʼid al-Nasafīyah (Taftāzānī, Masʻūd ibn ʻUmar)1
- Shawkānī, Muḥammad ibn ʻAlī, 1759-18391
- Shaykhī--Doctrines1
- Shaʻbān1
- Shushtarī, ʻAlī ibn ʻAbd Allāh, 1213 or 1214-1269. Qaṣīdah1
- Shādhilī, Abū al-Ḥasan ʻAlī ibn ʻAbd Allāh, approximately 1196-12581
- Shāṭibī, al-Qāsim ibn Fīrruh, 1144-11941
- Shīʻah--Doctrines1
- Smoking (Islamic law)1
- Solitude--Religious aspects--Islam1