William Harper served as a Senator from South Carolina in the United States Congress from 1825 to 1827. A member of the Jackson Party, William Harper contributed to the legislative process during 1 term in office.

William Harper’s service in Congress occurred during a significant period in American history. As a member of the Senate, William Harper participated in the democratic process and represented the interests of constituents.

William Henry Parker (May 5, 1847 – June 26, 1908) was an American attorney, South Dakota politician, and American Civil War veteran. Parker served as an assistant United States attorney for the District of Colorado and was a member of the United States House of Representatives from South Dakota.