Louis Antoine Jean Le Bègue de Presle Duportail (French: [lwi ləbɛɡ dəpʁɛl dypɔʁtaj]; 14 May 1743 – 12 August 1802) was a French military leader who served as a volunteer and the Chief Engineer of the Continental Army during the American Revolutionary War. He also served as the last Secretary of State for War and first Minister of War during the beginning of the French Revolution.