Dunaff Hill mountain info maps weather Dunaff Hill is the 13698th highest peak in the British Isles and the 1256th tallest in Ireland Also known as Cnoc Dhun Damh Elevation 232.0 m (761 ft) Prominence 210.0 m (689 ft) Category Marilyn Hill / mountain range Inishowen Nearest town OS map sheets OSi50: 002 (Donegal) OSi50: 003 (Donegal, Derry)