Julius H. Dennhardt (February 5, 1869 â March 19, 1929) was an American auctioneer, businessman, and politician.
Born in Naumburg, Saxony in what is now Germany, Dennhardt emigrated to the United States and settled in Wisconsin as a young man. He was in the implement business and was an auctioneer. Dennhardt served in the Wisconsin State Assembly in 1911 and was a Republican. He then served in the Wisconsin State Senate in 1919. Dennhardt served as mayor of Neenah, Wisconsin from 1922 to 1923, and from 1926 to 1927.
Dennhardt died of a stroke in Neenah, Wisconsin.