Former Owner
- Joseph Pope3
- José Antonio Conde1
- Judah ben Moses, ha-Rofe, ha-Kohen1
- Julia Burgess4
- Justin MacCarthy Reagh1
- Karen L. Gould4
- Keith Jarvis1
- Kenneth X. Robbins1
- L. C. Harper1
- Lane Theological Seminary2
- Laurence Hilliard1
- Laurence William Hodson1
- Lawrence J. Schoenberg15
- Leicester Harmsworth1
- Leonardo Lapiccirella1
- Lewis L. Gould4
- Lima Public Library1
- Lionel Tollemache, 4th Earl of Dysart1
- Lisa Kiser4
- Llanthony Priory1