John Seashoal Witcher (July 15, 1839 – July 8, 1906) was an American farmer, politician and soldier from Cabell County, West Virginia (then in Virginia), who helped found the new Union state during the American Civil War and served one term in Congress representing West Virginia's 3rd congressional district as a Republican. After losing his re-election, however, he resumed his federal and U.S. Army career. In addition to serving as lieutenant colonel and brevet colonel of the 3rd West Virginia Volunteer Cavalry, Witcher also served a member of the West Virginia House of Delegates and as the 3rd Secretary of State of West Virginia. On March 18, 1867, President Andrew Johnson nominated Witcher for appointment to the brevet grade of brigadier general, to rank from March 13, 1865; and the Unit