August Charles Krey (June 29, 1887 – July 28, 1961) was an American medievalist.
Born in Germany, he immigrated to Wisconsin with his family as a child.
In 1913, he joined the University of Minnesota, where he spent the rest of his career, heading the Department of History from 1944[1] until his retirement in 1955.
[2] Krey took a leading role in the definition of the social studies program in US schools, first as chairman of the American Historical Association's Committee on History in the Schools (1925-1929) and later as chairman of the Commission on the Social Studies in the Schools (1929-1934).
[2] Krey coauthored with Emily Atwater Babcock the translation of William of Tyre's chronicle published in 1943 under the title A History of Deeds Done Beyond the Sea.