Former Owner
- Johann Heinrich van Ess1
- Johannes Abezier1
- John Carter1
- John Dare1
- John Dozier Gordan1
- John Henry Nash1
- John Henry Wrenn1
- John Lee1
- John Savile1
- John Vyfyan1
- John William Burns1
- Joseph Barrois1
- Joseph Jekyll1
- Joseph L. Lilly1
- Juan de Gayferos de Eguiraum1
- K-L1
- Kartause Erfurt1
- Katharinenkirche, Nuremberg1
- Kloster Rebdorf1
- Lathrop Colgate Harper1