Former Owner
- Lionel Tollemache, 4th Earl of Dysart1
- Lodovicus Saltariellus1
- Long Island Historical Society, Maine1
- Louis Bourguet1
- Louis Charles Elson1
- Louis César de La Baume Le Blanc1
- Louis Thompson Rowe1
- Louis XII of France1
- Louis XIV of France1
- Lucien Gougy1
- Lucien Graux1
- Lydia Thompson Morris1
- Mademoiselle de Malberghe1
- Marchese Porri-Carcani1
- Margaret Le Seigneur1
- Marguerite of Lorraine1
- Mario Maffei1
- Marion Lawrence1
- Mary, Queen of Scots1
- Matthew Bloxam1