Former Owner
- John Swyntoun1
- John Taylor1
- John Thomas Beer1
- John Topham1
- John Towneley1
- John Trotter Brockett1
- John William Burns1
- John William Harshberger1
- John Willis1
- John Wright1
- John de Cinque1
- John de Vere, 12th Earl of Oxford1
- Jonathan Peckover1
- Josceline Bagot1
- Joseph François René de Kergariou1
- Joseph Jekyll1
- Joseph L. Lilly1
- Joseph Marie Sormani1
- Joseph May Spetzler1
- Joseph Whitney1