Former Owner
- Johann Heinrich van Ess1
- John Bigham, 1st Viscount Mersey1
- John Singer Sargent1
- Joseph Barrois1
- Kartause Erfurt1
- Lambach Abbey1
- Lane Theological Seminary1
- Laurence Kirby1
- Leonard Baskin1
- Leopold Gruber1
- Lisa Unger Baskin1
- Lorenzo de Olivera1
- Luigi Clerici1
- Luis Mayora1
- M. Favia del Core1
- Magby, H1
- Manoel S. Pinto1
- Margaret of Croy1
- Maria Ludovica Favia del Core Borromeo1
- Mark Lansburgh1