Former Owner
- James West1
- Jean Felix Dénie1
- Jean François de Kerchove, Heer van Etikhove, La Deuze, Champagne, Vaulx1
- Jean Joseph Sosthène de LaRoche Lacarelle1
- Jean de Goix1
- Jeanne de Goix1
- Jeannette Piccard1
- John B. Stetson Jr.1
- John Borthwick, 14th of Crookston1
- John Boyd Thacher I1
- John C. Jackson1
- John Caryll1
- John Frederick Lewis1
- John Harvey Treat1
- John Trotter Brockett1
- Joseph Jekyll1
- Justin MacCarthy Reagh1
- Lambertus Eerens1
- Long Island Historical Society, Maine1
- Louis César de La Baume Le Blanc1