- Qānūn fī al-ṭibb (Avicenna)1
- Qāḍīʹzādah, Mūsá ibn Muḥammad, -approximately 1436. Sharḥ al-Jaghmīnī1
- Rabanus Maurus, Archbishop of Mainz, 784?-8561
- Radha (Hindu deity)1
- Raghunātha Śiromaṇi. Ākhyātavāda1
- Rasamañjarī (Bhānudatta Miśra)1
- Rasas1
- Regula (Benedict, Saint, Abbot of Monte Cassino)1
- Remboîtage1
- Reproduction1
- Rhetoric1
- Rhetorica ad Herennium1
- Risālah (Ibn Abī Zayd al-Qayrawānī, ʻAbd Allāh ibn ʻAbd al-Raḥmān)1
- Roman law1
- Rome (Empire)1
- Rules1
- Rāma Daivajña, active 17th century. Muhūrtacintāmaṇi1
- Rāsa literature1
- Rāṭhī, Dāmodaradāsa, 17th century. Sāṃgītadarpaṇa1
- R̥gvedaprātiśākhya (Śaunaka)1