Lebrun, Albert (älbĕrˈ ləbröNˈ) [key], 1871–1950, French statesman, last president of the Third Republic. Elected to the chamber of deputies in 1900, he later became a senator and held various cabinet posts. A moderate, he succeeded Paul Doumer as president in 1932 and was reelected in 1939. In July, 1940, the establishment of the Vichy government under Marshal Pétain deprived Lebrun of all authority. In 1944 he recognized Charles de Gaulle as provisional president of France.