Former Owner
- Santander San Juan, Simon de, -17911
- Saʻd Allāh ibn ʻĪsá Saʻdī Chalabī1
- Seymour de Ricci1
- Silvester Cattaneus1
- Sion College1
- Sir Gregory Osborne Page-Turner, 4th Bt.1
- Solomon Joachim Halberstam1
- Solomon Solis-Cohen1
- St Edmundsbury Cathedral1
- Swarthmore College1
- Sydney Cockerell4
- Syon Abbey1
- T. Fownes1
- Tammaro De Marinis1
- Taqī ibn ʻAlī al-Qummī1
- Thomas F. Richardson1
- Thomas H. Moynan1
- Thomas Mostyn1
- Thomas Phillipps138
- Thomas Richardson1