Name
- Libri, Guglielmo, scientist, book collector, and thief, 1802-18691
- Littrow, Joseph Johann, Baron, astronomer1
- Lloyd, Humphrey, Provost of Trinity College, Dublin (1867), scientist1
- Loyd, Samuel Jones, Baron Overstone1
- Lubbock, John William, 3rd Baronet1
- Lund, John Richard, chronometer manufacturer1
- Lyell, Charles, 1st Baronet, geologist1
- Maclaren, James, barrister1
- Malthus, Thomas Robert, Reverend political economist1
- Marcet, Jane, wife of Alexander John Gaspard Marcet1
- Martin, Francis Offley, Charity Commissioner (1837)1
- Mauleverer, W-1
- Melville, Alexander1
- Milne, Alexander, Commissioner of Woods and Forests1
- Moll, Gerard, of Utrecht1
- Montagu, Basil, KC 18351
- Montgomery, M- M-, Miss1
- Moreau, César, Director of the French Statistical Society1
- Morgan, Augustus, mathematician and historian, 1806-18711
- Murchison, Charlotte, geologist, 1788-18691