- Sufi literature1
- Sufi poetry, Arabic1
- Sufis--Biography1
- Surgery1
- Surgical instruments and apparatus1
- Surveying1
- Suyūṭī, 1445-15051
- Sveti Nikola (Abbey : Šibenik, Croatia)1
- Swiss1
- Switzerland1
- Symbolism1
- Symbolism of numbers1
- Sāmarrī, ʻAbd Allāh ibn Hibat Allāh, d. 1150. Furūq1
- Tahdhīb al-Kamāl fī asmāʼ al-rijāl (Mizzī, Yūsuf ibn al-Zakī ʻAbd al-Raḥmān)1
- Tales, Medieval1
- Talmud. Berakhot1
- Talmud. Eruvin1
- Talmud. Shabbat1
- Tasʹhīl al-fawāʼid wa-takmīl al-maqāṣid (Ibn Mālik, Muḥammad ibn ʻAbd Allāh)1
- Tavener, William, active 14501