- Rondinelli, Vieri de'1
- Roosters1
- Rosh ha-Shanah--Liturgy1
- Rossi, Girolamo1
- Rossi, Girolamo de'1
- Rossi, Rosso1
- Rucellai, Donato1
- Rucellai, Filippo de'1
- Rucellai, Guglielmo de'1
- Ruffaldi, Domenico1
- Ruhāwī, Ḥusām al-Dīn, 14th cent. ʻUqūd al-jawāhir wa-durar al-mafākhir1
- Rustam, Amir-zadeh, Sultan1
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Sacraments--Catholic Church1
- Saint-Victor (Abbey : Paris, France)1
- Saints musulmans--Biographies--Ouvrages avant 18001
- Saladin, Sultan of Egypt and Syria, 1137-11931
- Salat1
- Salviati, Giacomo1
- Salviati, Jacopo1