Francis Augustine Deleglise (February 10, 1835 – March 25, 1894) was an American politician. surveyor, and businessman.
Born in Bagnes, Valais, Switzerland, Deleglise emigrated to the United States in 1848 and settled in Wisconsin. Deleglise lived in Dodge, Manitowoc Counties, Wisconsin, and in Appleton, Wisconsin. During the American Civil War, Deleglise served in the 6th Wisconsin Volunteer Infantry Regiment and was badly wounded. In 1877, he settled in the present city of Antigo, Wisconsin which he platted and started. Deleglise was involved in the real estate business and was a surveyor. He was a Democrat and then after the American Civil War became a Republican. Deleglise served as chairman of the Antigo Town Board. He also served on the Langlade County, Wisconsin Board of Supervisors and was chairman of the county board. Deleglise served as the Langlade County treasurer and served on the school board. In 1893, Deleglise served in the Wisconsin State Assembly. He died in Antigo, Wisconsin while still in the Wisconsin Assembly.
The log cabin, where Deleglise and his family lived, has been preserved and located at the Langlade County Historical Society, in Antigo, Wisconsin.