Former Owner
- James F. Drake, Inc.1
- James Vallentin1
- James West1
- Jeremiah Styles1
- Jeronimus Maelens1
- Joachim, Baron von Windhag1
- Johan C. Jackson1
- Johane Bowntyene1
- Johann Heinrich van Ess1
- John Boyd Thacher I1
- John Browne1
- John Caryll1
- John Topham1
- John Wright1
- Josceline Bagot1
- Joseph E. Widener1
- Joseph Jekyll1
- Julia Burgess1
- Lady Margaret Ayloffe1
- Louis César de La Baume Le Blanc1