Former Owner
- Santi Bonifacio e Alessio1
- Santi Giovanni e Paolo1
- Santi Michele Arcangelo e Nicola Vescovo church1
- Scott Gwara1
- Sephan de Perusio1
- Seymour Stocker Kirkup1
- Seymour de Ricci1
- Sidney Graves Hamilton1
- Sigurd Wandel10
- Simon Gratz2
- Sion Segre Amar1
- Sir Henry Hope Edwardes, 10th Baronet1
- Sir Thomas Brooke, 1st Baronet1
- Sir William Stirling-Maxwell, 9th Baronet1
- Sister Dorothy Adorno1
- Sistine Chapel1
- Solomon Hirschell1
- Solomon Joachim Halberstam4
- Solomon Pottesman1
- Sotheby's10