Former Owner
- Isaac ha-Rofe ben Moses ibn Elezar1
- Israel Sri1
- Jacob Ibn Attar1
- James Stevens-Cox1
- Jean Hersmulle Duport18
- Johann Heinrich van Ess1
- John D. Stanitz1
- Joseph ben Aryeh1
- Judah ben Moses, ha-Rofe, ha-Kohen1
- Judith Lady Montefiore College6
- Julius Bisno1
- Karen L. Gould2
- Lawrence J. Schoenberg3
- Levi, David, active 19th century1
- Lewis L. Gould2
- Lindwer, Willy2
- London School of Jewish Studies3
- Louis Lamm1
- Louis Loewe1
- Louis Lucien Bonaparte1