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.