Baldwin of Béthune or Baldwin de Béthune (French: Baudouin de Béthune Dutch: Boudewijn van Béthune) (c. 1158–1212), a French knight from the House of Béthune in Artois and a crusader, was close companion to successive English kings and on marriage to Hawise of Aumale became Count of Aumale with extensive estates in England.