Former Owner
- Pietro Civaleri1
- Pius VI1
- Preston A. Perry1
- Prince Augustus Frederick, Duke of Sussex1
- Prince Sadruddin Aga Khan1
- Prospero Caffarelli1
- Pugliese1
- R. F. Pain1
- R. H. Fenn1
- Rafael Floranes1
- Rafael Gomes1
- Richard Ashurst Bowie1
- Robert Branthwait1
- Robert Churchill1
- Robert Neville1
- Robert Wheeler Willson1
- Rosamond B. Loring1
- Rudolphus Rasser Donatus1
- Samuel Butler1
- Samuel David Luzzatto1