Former Owner
- John D. Stanitz16
- John Edgar Ker1
- John Fenn1
- John Frederick Lewis11
- John Hinely1
- John Lee1
- John Leeche1
- John Patteson1
- John Roland Abbey1
- John Ruskin1
- John Sotheby1
- John Thomas Beer1
- John Ward, 1st Earl of Dudley1
- John William Harshberger1
- Joseph Barrois2
- Joseph Henry Allen1
- Joseph Levitsky1
- Juan Burgueño1
- Judith Lady Montefiore College6
- Julian Burgueño1