Former Owner
- Louis Bourguet1
- Louis César de La Baume Le Blanc3
- Louis XIV of France1
- Luini, Pacifico (Franciscan priest), active 19th century1
- Lutheran Theological Seminary at Philadelphia1
- Lydia Thompson Morris1
- Madame Théophile Belin1
- Maggs Bros Ltd6
- Maksymilian Mielzynski1
- Manuel John Johnson1
- Marcantonio V Borghese1
- Marchese Porri-Carcani1
- Margaret F. Woodward1
- Margaret Le Seigneur1
- Margaret of Croy1
- Margareta van der Dycke1
- Margaretha van Cleyburg1
- Marguerite de Belleville1
- Marguerite de Fontenay1
- Marguerite of Lorraine1