- Riddles, Persian1
- Right of property (Jewish law)1
- Ripley, George, -1490?1
- Risālah al-waḍʻīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Rithmomachia (Game)1
- Rituals1
- Rochefort Demoulin, Louis1
- Rodriguez, Antonio, active 15911
- Rodriguez, Ysabel1
- Rodríguez, Sebastián, 1896-19681
- Roger, of St. Albans1
- Roman Civil War (Rome : 43-31 B.C.)1
- Romances, Spanish1
- Romances, Turkish1
- Romans--Religion1
- Rome (Italy). Maestri delle Strade1
- Ros Pelayre, Miguel1
- Rossi, Azariah ben Moses dei, approximately 1511-approximately 1578. Tsedeḳ ʻOlamim1
- Rossi, Giovanni de'1
- Rossi, Girolamo de'1