Former Owner
- Johan Meerman1
- John Alfred Wigan1
- John Couch Adams1
- John D. Denman1
- John Gribbel1
- John Harrison-Broadley1
- John Harvey Treat1
- John Henry Backhouse1
- John Hirst1
- John Hope, 1st Marquess of Linlithgow1
- John Ingle Dredge1
- John Shelton Lawrence1
- John Towneley1
- John Trotter Brockett1
- Jonathan Peckover1
- Joseph François René de Kergariou1
- Joseph Görres1
- Joseph Halle Schaffner1
- Joseph Pope1
- Joseph-Félix Allard1