Name
- Lavagnoli, Antonio, Abbate1
- Le Bailly, Antoine François1
- Le Français de Lalande, Joseph Jérôme, French astronomer1
- Le Tellier, Louis César, Comte d'Estrées, Maréchal de France1
- Le Tellier, Michel, Secretary of State, Chancellor of France1
- Lebrun, Charles François, Consul of France afterwards Duc de Plaisance1
- Leeuwen, Albert1
- Lindblom, Jakob, Archbishop of Upsal1
- Linnaeus, Carl, Swedish botanist; of Sloane MS 40541
- Lodyzenskoi, Alessio1
- Loges, Marie Bruneau, salonnière, 1585-16411
- Louis XIII, of France, Anne of Austria1
- Louis XIV, King of France, 1638-17151
- Lucchesi, Gaetano, delle Scuole Pie.'1
- Luchi, Gianlodovico1
- Luchi, Padre Luigi1
- Lupi, Alario1
- Lupi, Antonio Alaria1
- Luwenhoeck, Anthonius, Naturalist1
- Macpherson, James, Translator of Ossian, afterwards Agent for the Nawab of Arcot, and MP for Camelford1