Author
- Sulaymān ibn ʻAbd al-Raḥmān Jarbī1
- Sulaymān Ḥikmatī1
- Sultan Husayn1
- Sureśvarācārya1
- Syihabuddin al-Qaliyubi1
- Sylvester II1
- Süleyman Makamî Efendi1
- Sünbülzade Mehmed el-Maraşî1
- Taj al-Din al-Subki1
- Taqi al-Din Muhammad ibn Ma'ruf1
- Taqī al-Dīn Muḥammad ibn Aḥmad Ibn al-Najjār1
- Tecellî1
- Theobaldus Episcopus1
- Theodosius of Bithynia1
- Thomas More1
- Thomas de Littleton1
- Thomas à Kempis1
- Tomasz II Zaremba1
- Tophanevî Ahmet bin İbrahim1
- Trivikrama Bhaṭṭāraka1