Former Owner
- Ralph Thoresby1
- Raphael de Mediolano1
- René Henry1
- Richard Hooker1
- Robert H. Sayre1
- Robert Hoe III7
- Royaumont Abbey1
- Rudolph Frederick Kelker1
- Rush Hawkins1
- S. S. Conant1
- Sabin1
- Samuel Whitaker Pennypacker2
- Samuel Wix1
- Sir Anthony Cope, 13th Baronet1
- Susan B. Minns4
- Susan Minns1
- Sydney Cockerell1
- T. Royer1
- T. Whitcombe Greene1
- Theodore Newton Vail1