Julius Fürst (German: [fʏʁst]; 12 May 1805, Żerków, South Prussia – 9 February 1873, Leipzig), born Joseph Alsari, was a Jewish German orientalist and the son of noted maggid, teacher, and Hebrew grammarian Jacob Alsari. Fürst was a distinguished scholar of Semitic languages and literature. During his years as professor in the department of oriental languages and literature at the University of Leipzig (1864–1873), he wrote many works on literary history and linguistics.