Name
- Didier, Andrew, physician, d before 17571
- Green, James, correspondent of Emmanuel Mendez da Costa, fl 17641
- Kalmar, George1
- Keir, Dr1
- Klein, Jacob Friedrich Tilsit1
- Knowlton, Thomas, Naturalist1
- Kynaston, Roger, of Add MS 285391
- La Maltiére, Chevalier1
- Lang, François Marie, MD, of Lucerne1
- Lauraguais, Louis Léon Félicité, Comte, Duke de Brancas1
- Lawton, Charlwood, of Derby1
- Le Cat, Claude Nicolas1
- Le Maignen of Rouen1
- Lee, Arthur, MD, FRS1
- Lesser, Friedrich Christian1
- Lethieullier, Smart, of Aldersbrook, county Essex1
- Lewin, John, junior, Mineralogist1
- Limbourg, Jean Phelipe, Physician1
- Linden, Diederich Wassel, MD; Mineralogist1
- Linnaeus, Carl, Swedish botanist; of Sloane MS 40541