Former Owner
- John Barrymore1
- John Bigham, 1st Viscount Mersey1
- John D. McKenna1
- John Henry Wrenn1
- John Herbst1
- John M Cuthbert1
- John Mason Neale1
- John Sotheby1
- John Thomas Beer1
- John Vyfyan1
- John William Bradley1
- Joseph Pope1
- Joseph Whitney1
- Julie de Busnel1
- Julien Peridier1
- Julius Heinrich Jeidels1
- Jérôme Pichon1
- Lane Theological Seminary1
- Laurence Kirby1
- Laurence William Hodson1