Josse Judocus Joseph de Lehaye-Dael (28 May 1800 – 22 September 1888) was a Belgian magistrate and liberal politician. As a politician, he was a member of the National Congress, burgomaster of Merendree, member of the municipal council and mayor of Ghent (1854–1857), member of the provincial council of the province of East Flanders and a member of parliament. He was President of the Belgian Chamber of Representatives from 25 April 1855 until 13 June 1857.