L - deceased foreign members
- LACASSAGNE, Antoine
- LACROIX, Alfred
- LAIOU, Angeliki
- LASKARIS, Mihail
- LAVELEYE, Émile Louis Victor de
- LAVROV, Petr Alekseevich
- LAZAREV, Viktor Nikitich
- LEHR-SPŁAWIŃSKI, Tadeusz
- LEMERLE, Paul
- LEONOV, Leonid Maksimovič
- LEQUIME, Jean
- LESKIEN, August (Johann Heinrich)
- LIAN, Camille
- LIKHACHOV, Dmitry Sergeyevich
- LUTOSŁAWSKI, Witold