Andrew Cunningham McLaughlin (born 1861 in Beardstown, Illinois; died 1947)was an American historian of Scottish immigrant parents. He received his bachelor's and law degrees from the University of Michigan. By 1903 he was a respected historian and in 1914 he was President of the American Historical Association. He became an advocate for historians giving guidance on world even and toured the United Kingdom to support its efforts in World War I. His A Constitutional History of the United States won the 1936 Pulitzer Prize for History.