The Denkmann-Hauberg House , also known as the Hauberg Estate, is a historic building located in Rock Island, Illinois, United States.

Susanne was an heiress and youngest daughter of Frederick Denkmann, who was a founding partner in the Weyerhaeuser-Denkmann Lumber Company.

Her philanthropic activities included the establishment of the West End Settlement, which provided housing and aid for those in need,[2] the Rock Island YWCA, and the Denkmann Memorial Library at Augustana College.

John Henry Hauberg was a historian who helped to establish Black Hawk's Watch Tower as a state park in 1927.

Much of his personal collection helped create the John Hauberg Museum of Native American Life at the park.