Jeff W. Mathis III (December 5, 1955 – June 3, 2016) was a career officer in the United States Army. A longtime member of the Army National Guard, Mathis attained the rank of major general before retiring in 2014. A veteran of overseas deployment to Africa during the Global War on Terrorism, he was most notable for high profile command assignments including Joint Task Force – Civil Support (2012-2014) and I Corps (2009-2010).