Former Owner
- Pierre Gorman1
- Pietro Civaleri1
- Pietro Giuseppe Ignati Mattei Cattochii1
- Pietro Millini1
- Pius VI1
- Pius XI1
- Poblet Monastery1
- Prospero Caffarelli1
- Quinton Edward Gurney1
- Rafael Gomes1
- Raphael Nathan Nata Rabinowitz1
- Reuschenberg, Margreta von1
- Richard Halter1
- Robert Hoe III1
- Robert Lenkiewicz1
- Robert Neville1
- Robert Samuel Turner1
- Robert de Mol1
- Rudolphus Rasser Donatus1
- S. Ereilter1