Former Owner
- Richard McKeon1
- Robert Brodhead Honeyman1
- Robert Dallas1
- Robert Garrett1
- Robert Hoe III1
- Robert Mignan1
- Rāma Śarmmaṇ1
- Rāmeśara1
- Saeed Nafisi1
- Sakhārāmabhāṭṭa1
- Samuel David Luzzatto1
- Samuel H. Putnam1
- Samuel Putnam Avery1
- Santa Caterina1
- Santi Giovanni e Paolo1
- Sebastiano Calvi1
- Sebolt1
- Selim II1
- Shabbetai1
- Silvester Cattaneus1