Harald Nørregaard (30 May 1864 in Vestre Aker – 5 April 1938) was a Norwegian supreme court advocate (høyesterettsadvokat), i.e. a lawyer with the right to appear before the Supreme Court of Norway. He founded the law firm now known as Advokatfirmaet Hjort in 1893 in Christiania, and was Chairman of the Norwegian Bar Association from 1904 to 1907. He was also one of Edvard Munch's closest friends since adolescence, adviser and lawyer. He owned several of Munch's most famous paintings. He was married to Aase Nørregaard née Carlsen (1869–1908), a painter and a close friend of Munch, and secondly to Marit Liv Nørregaard née Tillier (1885–1981), who was also a painter. Munch made several paintings and drawings portraying Nørregaard and his two wives.