Author
- Qara Emre2
- Qasem-e Anvar2
- Qāsim ibn al-Faḍl2
- Rabanus Maurus2
- Rafīʻā, Muḥammad ibn Ḥaydar, 1588 or 1589-1670?2
- Raghib Isfahani2
- Rajab al-Bursi2
- Razi al-Din ibn al-Hanbali2
- Regiomontanus2
- Richard Rolle2
- Riyazi2
- Robert Cooke2
- Safi Al-Din Al-Hilli Altaie2
- Samuel ben Hofni2
- Sarvajñātman2
- Sayf al-Dīn Aḥmad Abharī2
- Sayyed Ibn Tawus2
- Shahab al-Din al-Hijazi2
- Shalom Sharabi2
- Shams al-Dīn al-Samarqandī2