- Romances, Spanish1
- Rupert, of Deutz, approximately 1075-11291
- Russia1
- Russia (Federation)--Siberia1
- Râmâyaṇa (Old Javanese kakawin)1
- Salt mines and mining1
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Ashkāl al-taʼsīs1
- Sammelbands1
- San Marino1
- Sancho Garcés I, King of Navarre, -9251
- Sancho II, King of Castile and Leon, 1037 or 1038-10721
- Sarmiento, Pero. Sentencia-Estatuto1
- Satire1
- Satires1
- Savelli, Troilo, -15921
- Sayf, King of Yemen, approximately 516-approximately 5741
- Sayings1
- Science1
- Sea fiction1
- Sea stories, Spanish1