Former Owner
- Jean-Jacques Charron1
- Jeannette Dwight Bliss1
- Johan Meerman1
- Johann Egolph1
- Johannes Cuno1
- Johannes, de Sancto Nabore1
- John Alfred Wigan1
- John B. Stetson Jr.1
- John Bellingham Inglis1
- John Burns1
- John Couch Adams1
- John D. Denman1
- John Gribbel1
- John Harrison-Broadley1
- John Henry Backhouse1
- John Hope, 1st Marquess of Linlithgow1
- John Shelton Lawrence1
- John Trotter Brockett1
- Jonathan Peckover1
- Joseph Barrois1