- Rituals1
- Riz̤ā-ʼi ʻAbbāsī, Āqā, approximately 1570-1635?1
- Roderick, King of the Visigoths, -711?1
- Romances1
- Rosh ha-Shanah seder1
- Rudra (Hindu deity)1
- Rāgamālā painting1
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Rāmāyaṇa (Vālmīki)1
- Rūmī, ʻAbd Allāh ibn ʻAbd Allāh, d. 15791
- Sabbath (Jewish law)1
- Sabbathaians1
- Sacred space1
- Sakhāwī, Muḥammad ibn Muḥammad. Durrah al-bahīyah fī al-masāʼil al-fiqhīyah1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, 15th cent. Risālah al-Samarqandīyah1
- Samarqandī, Abū al-Qāsim ibn Abī Bakr, active 15th century. Risālah al-Samarqandīyah1
- San Miguel, Josefa de, active 1683-16851
- Sancho II, King of Castile and Leon, 1037 or 1038-10721
- Sancho IV, King of Castile and Leon, 1257-12951
- Sanskrit language--Rhetoric1