- Rosselmini, Giovanni1
- Rosselmini, Gregorio Tommaso1
- Rossi, Giovanni de'1
- Rossi, Girolamo1
- Rossi, Rosso1
- Royal supremacy (Church of England)1
- Rubrics1
- Rucellai, Cosimo, 1495-15191
- Rucellai, Donato1
- Rucellai, Filippo de'1
- Rucellai, Guglielmo de'1
- Ruffaldi, Domenico1
- Rufina, Saint, -approximately 2871
- Ruhāwī, Ḥusām al-Dīn, 14th cent. ʻUqūd al-jawāhir wa-durar al-mafākhir1
- Ruralia commoda (Crescenzi, Pietro de')1
- Russia1
- Russia (Federation)1
- Russia (Federation)--Tarki1
- Russia leather bindings1
- Rustam, Amir-zadeh, Sultan1