Former Owner
- Kloster Rebdorf1
- L. Paganthus1
- Lambach Abbey1
- Lancino Curti1
- Laurence William Hodson1
- Leopold Gruber1
- Lionardo di Paolo Adimari1
- Lionel Tollemache, 4th Earl of Dysart1
- Louis César de La Baume Le Blanc1
- Louis Herbert Gray1
- Louis N. Cassett1
- Louis-Jean-Nicolas Monmerqué1
- Luini, Pacifico (Franciscan priest), active 19th century1
- Luther Albertus Brewer1
- Lydia Thompson Morris1
- Lyon Cathedral1
- M. Haimmiller1
- M. Louise Stowell1
- Madeleine Cosman1
- Malachia Ormanian1