Former Owner
- Lorenzo Berdute1
- Louis XIV of France1
- Lucien Delamarre1
- Lucien Magne1
- Luigi Celotti1
- Luigi Serra di Cassano1
- Luis Ordoñez1
- Lutheran Theological Seminary at Philadelphia1
- Maksymilian Mielzynski1
- Manuel John Johnson1
- Marc-René de Voyer d'Argenson1
- Marcantonio Contarini1
- Marcela Gabriela1
- Marco da Bologna1
- Margaret Le Seigneur1
- Marguerite of Lorraine1
- Mary Schell Collins1
- Mary, Queen of Scots1
- Matteo Luigi Canonici1
- Matthias Corvinus1