Knud Langeland (October 27, 1813 – February 8, 1886) was an American editor, farmer, and politician. Born in Samnanger, Norway, Langeland taught school in Norway. In 1843, Langeland emigrated to the United States and settled on a farm in Racine County, Wisconsin Territory. Langeland was the editor of the newspaper Democraten, published in Racine, Wisconsin. In 1860, Langeland served in the Wisconsin State Assembly and was a Republican. In 1866, Langeland became the editor of the newspaper Skandinaven, which was published in Chicago, Illinois. Langeland retired because of ill health and died in Milwaukee, Wisconsin.