Tetcott is a civil parish, small settlement and former manor (once the home of the Arscotts of Tetcott) in Devon, England. The parish lies about five miles south of the town of Holsworthy and is bordered on the north by the parish of Clawton, on the east by a small part of Ashwater, and on the south by Luffincott. It forms part of the local government district of Torridge, and its western boundary is the River Tamar which forms the Cornish border.