George H. Walther (November 28, 1828 – July 30, 1895) was a German American immigrant, surveyor, and politician.
He attended the military academy at the nearby city of Kassel and worked as a civil engineer and surveyor.
In 1855, Walther emigrated to the United States and settled in Theresa, Dodge County, Wisconsin.
During the American Civil War, Walther served as captain of Company I in the 7th Wisconsin Infantry Regiment and was wounded at the Battle of Gainesville.
Walther died at his home in Milwaukee, Wisconsin as a result of the wounds he suffered during the American Civil War.