Author
- Simon, "marchant parcheminier"1
- Simone d' Angelo1
- Simone di Nicolo Petroni1
- Siraj al-Din al-Bulqini1
- Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī1
- Sirājī, Shihāb al-Dīn1
- Smoyel1
- Spain1
- Stato Nuovo of Siena1
- Stefano Fieschi1
- Tabrīzī, ḥasan ibn Sharaf, d. 13681
- Taddea Salamon1
- Taftāzānī, Masʻūd ibn ʻUmar, 1322-1389?1
- Taj al-Din al-Subki1
- Taqī al-Dīn Abū Bakr ibn Muḥammad al-Ḥiṣnī1
- Thomas de Hibernia1
- Thomas de Littleton1
- Tiberius Claudius Donatus1
- Todros ben Joseph Abulafia1
- Tomasz II Zaremba1