Ivar Marius Færder (19 July 1886 – ??) was a Norwegian newspaper editor and politician for the Labour and Communist parties. He was born at Færder in Åsnes as a son of farmers Helge Lundkvist and Karen Færder. He took basic education in his county, and in Kristiania from 1908 to 1909. He had been secretary of his party branch in Hedemarkens Amt from 1907, and from 1909 to 1910 he edited the Labour newspaper Solungen in Solør. From 1911 to 1915 he was a police officer, and also a smallholder. He chaired the regional party branch in Solør from 1913.