Julius Wulff (1852–1924) was a Danish conservative politician and journalist. His formal studies were in Zoology and he worked as a teacher in Hjørring from 1879 to 1887. During this period he developed his interest in politics becoming the editor of a Conservative journal. He served for two periods as a Danish conservative member of parliament and he was interested in business policy and customs issues. He was a prominent proponent of protection of domestic industry and an opponent of the sale of the Danish West Indies to the United States.