Former Owner
- Jón Þorstensson1
- Katherine Somerset Wyttenbach Fenwick1
- L. Paganthus1
- Lady Frances Bentinck1
- Lambach Abbey1
- Leo Olschki1
- Leonhardus Cuntius1
- Lorenzo Berdute1
- Louis Hercule Timoléon de Cossé-Brissac1
- Louis-Jean-Nicolas Monmerqué1
- Ludovico Settala1
- Luigi Celotti1
- Luis Escobet1
- Madeleine Cosman1
- Maggs Bros Ltd1
- Malvezzi de' Medici1
- Marcianus F. Rossi1
- Mark Augspürger1
- Mark Lansburgh1
- Markus Fugger1