Myrdal is a surname. Notable people with the surname include: Alva Myrdal (1902–1986), Swedish diplomat, politician and writer Arne Myrdal (1935-2007), Norwegian anti-immigrant activist Gunnar Myrdal (1898–1987), Swedish economist and politician Jan Myrdal (1927-2020), Swedish author, leftist-political writer and columnist Janne Myrdal, Norwegian-born American member of the North Dakota Senate Rosemarie Myrdal (born 1929), North Dakota Republican Party politician