Former Owner
- Québriac family1
- R. A. Godwin-Austen1
- Raymond Berriot1
- René Antoine Thoué1
- Ricardo, Conde de Benahavis Heredia1
- Richard Heber1
- Richard Pynson1
- Richard Thomas Bateman1
- Robert H. Sayre1
- Robert Lehman1
- Roderick Terry1
- Ross Winans1
- Royaumont Abbey1
- Rudolph Frederick Kelker1
- Rushton Mather Dorman1
- Sabin1
- Saint Mihiel Abbey1
- Saint-Amand Abbey1
- Saint-Riquier1
- Samuel Lee1