Former Owner
- J. Palmer1
- J. Paul Getty Museum1
- James Clerke1
- Jean-Baptiste Huzard1
- Johannes Vivianus1
- John Bohn1
- John Church1
- John Dozier Gordan1
- John Lee1
- Joseph Barrois1
- Laurence William Hodson1
- Lawrence J. Schoenberg1
- Leicester Harmsworth1
- Lionel Tollemache, 4th Earl of Dysart1
- Llewelyn Lloyd-Mostyn, 3rd Baron Mostyn of Mostyn1
- Luigi Cora1
- L’Art Ancien1
- M. Haimmiller1
- Maggs Bros Ltd1
- Margaret Barclay Wilson1