Adolphe Léon Willette (30 July 1857 in Châlons-sur-Marne – 4 February 1926 in Paris) was a French painter, illustrator, caricaturist, and lithographer, as well as an architect of the famous Moulin Rouge cabaret. Willette ran as an "anti-semitic" candidate in the 9th arrondissement of Paris for the September 1889 legislative elections.