Former Owner
- Louis H. Silver2
- Louis Hercule Timoléon de Cossé-Brissac1
- Louis-Jean-Nicolas Monmerqué1
- Ludovico Settala1
- Ludwig Rosenthal1
- Luigi Celotti2
- Luigi Serra di Cassano1
- Luis Escobet1
- Lycée Louis-le-Grand1
- Madame Théophile Belin1
- Madeleine Cosman1
- Madyan Qusuni1
- Maggs Bros Ltd5
- Malvezzi de' Medici1
- Manoel Pereira da Sylva1
- Manoel S. Pinto1
- Manuel Fernández del Castillo3
- Manuel John Johnson1
- Marcianus F. Rossi1
- Marcus Jastrow4