Former Owner
- J. Paul Getty Museum1
- Jacques Annibal Claret de La Tourrette1
- Jean Felix Dénie1
- Jean de Goix1
- Jeanne de Goix1
- Johann David Baier1
- Johann Heinrich van Ess1
- Johannes Lethe1
- John Camp Williams1
- John Edgar Ker1
- John James Lewis1
- John Thomas Beer1
- John William Harshberger1
- Joseph Barrois1
- Julius de Cardelinis1
- Lancino Curti1
- Laurence William Hodson1
- Luigi Celotti1
- Luini, Pacifico (Franciscan priest), active 19th century1
- Marienstiftsgymnasium1