Name
- Kleinert, S G, of Highgate1
- Lampard, Thomas, son of J Lampard of Woodborough Wiltshire s1
- Lamplough, Williamson1
- Latter, Barre Richard William, Major1
- Lawrence, Henry Montgomery, Knight, Army Officer, East India Company, 1806-18571
- Lawrence, Honoria, wife of Sir H M Lawrence1
- Le-Poer Trench, Richard, 2nd Earl of Clancarty1
- Lennox, Charles, 3rd Duke of Richmond and Lennox1
- Lepsius, Karl Richard, Egyptologist and linguist, 1810-18841
- Lingard, John, DD, historian1
- Linnean Society, London, 1788-20131
- Lipscomb, George, surgeon and antiquary1
- Lloyd's, of London1
- Lowerison, H1
- Mahaffy, John Pentland, Provost of Trinity College Dublin1
- Male, John, of Sidlesham1
- Masson, Francis, botanic gardener1
- Merewether, Henry Alworth, Town Clerk of London1
- Meyrick, Samuel Rush, KH1
- More, Alexander Goodman, botanist1