Author
- Simone Gondi1
- Simone di Nicolo Petroni1
- Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī1
- Society of Jesus1
- Society of Saint Anne (Malogoszcz, Poland)1
- Solomon Ben Judah Gaon1
- Somadaivajña (Son of Rudrabhaṭṭa)1
- Somdev1
- Stato Nuovo of Siena1
- Stefano d'Andrea1
- Stephanus Hugoneti1
- Suetonius1
- Svapneśvara1
- Svayamprakāśayati1
- Sveta Pāla1
- Swami Caturbhuja Dāsa1
- Sylvester II1
- Sūrya Paṇḍita1
- Taddea Salamon1
- Taqī al-Dīn Muḥammad ibn Aḥmad Ibn al-Najjār1