Author
- Rāmacandrācārya1
- Rāmadāra1
- Rāmānandasarasvatī1
- Rṣiśarman1
- Sadāśivaśāstri Sahasabudhya1
- Safi al-Din al-Urmawi1
- Sarvajñātman1
- Saʻīd ibn Hibat Allāh ibn al-Ḥusayn1
- Saṅkhā1
- Serapion the Younger1
- Shakalya1
- Simone Cordo1
- Somayāji Rāmacandra1
- Srinatha1
- Ujjvaladatta1
- Upaniṣadbrahmayogi1
- Urbanus Rhegius1
- Uvaṭa1
- Valentin Boltz1
- Vijñāneśvara1