William J. Prendergast IV is a United States Army officer and Major General who serves as Commander, Contingency Command Post 1 and Task Force 51 of United States Army North. He also served as the Deputy Commanding General of U.S. Army Africa (USAFRICOM) as well as the Army Reserve Component Integration Advisor for the unit. He began his military career in Oregon where he eventually commanded the armed forces of the state (the National Guard of Oregon) and served as in a variety of senior administrative positions.