Former Owner
- John M Cuthbert1
- John Mason Neale1
- John Milne Buckie1
- John Morgan1
- John Paget1
- John Payne Collier1
- John Peacock1
- John Pery1
- John R. Anderson & Co1
- John Read Dore1
- John Reiner5
- John Roland Abbey2
- John Rolls, 1st Baron Llangattock2
- John Rolls, 2nd Baron Llangattock1
- John Rushout, 2nd Baron Northwick1
- John Ruskin7
- John Shelton Lawrence1
- John Shirley1
- John Sidney Hawkins1
- John Skerrind1