Dogna is a comune in the Regional decentralization entity of Udine in the Italian region of Friuli-Venezia Giulia, located about 100 kilometres n…Dogna is a comune in the Regional decentralization entity of Udine in the Italian region of Friuli-Venezia Giulia, located about 100 kilometres northwest of Trieste and about 45 kilometres north of Udine. As of 31 December 2004, it had a population of 235 and an area of 70.0 square kilometres.