John D. McDonald (Wisconsin)
John D. McDonald (August 2, 1816 – October 31, 1900) was an American farmer and politician.
Born in Johnstown, New York, McDonald moved to Summit, Waukesha County, Wisconsin Territory and settled on a farm. He served as chairman of the Summit Town Board. In 1870 and 1871, McDonald served in the Wisconsin State Assembly and was a Democrat. He died in Summit, Wisconsin.[1][2]