Author
- Ro. Ba1
- Robert Beale1
- Robert Cooke1
- Robert Fabyan1
- Rodrigo de Rueda1
- Roman Catholic Archdiocese of Siena1
- Roman Rota1
- Sadid al-Din al-Kazaruni1
- Safi al-Din al-Urmawi1
- Salmūn ibn ʻAlī Kinānī1
- Sam Mirza1
- Sanai1
- Sangalletti family1
- Santa Maria degli Alberighi1
- Sarmīnī, ʻAbd Allāh ibn ḥasan1
- Saʻd Allāh Bardaʻī1
- Saʻd Allāh ibn ʻĪsá Saʻdī Chalabī1
- Scipione Bargagli1
- Sebastian Schindler1
- Selim I1