Former Owner
- Herbert B. Nichols1
- Heribert Tenschert1
- Homer D. Crotty1
- Irvine Masson1
- J. Meade Falkner1
- Jacopo Ripanda1
- James Ley, 1st Earl of Marlborough1
- James Lyell1
- James Rathwell Page1
- Jeremy C. Jackson1
- Joachim Guerrinus de Montefegatesio1
- Johan Laborya de Mossach1
- Johannes Patou1
- Johannes Vivianus1
- John Henry Ellis1
- John Hinsdale Scheide1
- John Josias Conybeare1
- John Wright1
- Laurence Vaux1
- Leonardo Loredan1