Author
- Qūsh Aṭası, ʻIṣmat Aḥmad1
- Raghudeva Nyāyālaṅkāra1
- Rahman Baba1
- Raphael Levi Hannover1
- Refaʼel di Fontanella1
- Rumi1
- Rüştü Ahmet1
- Rāmacandra1
- Rāmacandrācārya1
- Rāmakr̥ishṇa Bhaṭṭa1
- Saadia Gaon1
- Sadr al-Din al-Qunawi1
- Sadānanda Yogīndra1
- Saib Tabrizi1
- Sarvajñātman1
- Sarı Abdullah1
- Saʻd Allāh Bardaʻī1
- Saṅkhā1
- Shahidi Ibrahim Dede1
- Shankar Bhatta1