- Rucellai, Guglielmo de'1
- Ruffaldi, Domenico1
- Rules2
- Rural conditions5
- Russia (Federation)--Dagestan2
- Rustam, Amir-zadeh, Sultan1
- Rāfiʻī, ʻAbd al-Karīm ibn Muḥammad, 1162-1226. ʻAzīz ʻalá al-Wajīz2
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Sacraments--Catholic Church1
- Sacred vocal music3
- Sacred works5
- Saint-Victor (Abbey : Paris, France)1
- Saints musulmans--Biographies--Ouvrages avant 18001
- Salat1
- Salviati, Giacomo1
- Salviati, Jacopo1
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Ashkāl al-taʼsīs6
- Samarqandī, Muḥammad ibn Yūsuf, d. 1160 or 61. Multaqaṭ1
- San Marino5
- San Miniato, Bartolomeo di7