Former Owner
- James Stevens-Cox1
- Jean Felix Dénie1
- Jean de Goix1
- Jean-Baptiste Huzard1
- Jeanne de Goix1
- Jehan de Gaignières1
- Joannes Angelus de Crema1
- Johan Meerman1
- Johann David Baier1
- Johannes Lethe1
- John Bohn1
- John Butlar1
- John C. Jackson1
- John Church1
- John Edgar Ker1
- John Fenn1
- John Hinely1
- John Lee1
- John Leeche1
- John Roland Abbey1