Former Owner
- Julius de Cardelinis1
- Kloster Rebdorf1
- L. Paganthus1
- Lambach Abbey1
- Lancino Curti1
- Laurence William Hodson1
- Leicester Harmsworth1
- Leonhardus Cuntius1
- Lionel Tollemache, 4th Earl of Dysart1
- Llanthony Priory1
- Louis-Jean-Nicolas Monmerqué1
- Ludovico Settala1
- Luigi Celotti1
- Luini, Pacifico (Franciscan priest), active 19th century1
- Lyon Cathedral1
- M. Haimmiller1
- Malvezzi de' Medici1
- Marienstiftsgymnasium1
- Mario Maffei1
- Mary Augusta Strachey1