Dungiven (Irish: Dún Geimhin) is a town in County County Londonderry in Northern Ireland near the Glenshane mountain pass. The town is located on the A6, the main line between Derry City and Belfast, and at the southern end of the A68, which connects Dungiven with Limavady. In the Census 2001, the population of Dungiven was determined with 2993 people. Of these, 96.8\% were Catholic and 3.1\% Protestant. Dungiven is part of the District Causeway Coast and Glens. The most important historical sites are the remains of an 11th-century Augustinian abbey and the burial site of the O'Cahan clan. Banagher Old Church is the ruin of a 12th-century nave.