多尼亚（意大利语：Dogna），是意大利乌迪内省的一个市镇。总面积70平方公里，人口211人，人口密度3.0人/平方公里（2009年）。ISTAT代码为030033。

Dogna (Slovene:Dunja) is a comune (municipality) in the Province of Udine in the Italian region Friuli-Venezia Giulia, located about 100 kilometres (62 mi) northwest of Trieste and about 45 kilometres (28 mi) north of Udine. As of 31 December 2004, it had a population of 235 and an area of 70.0 square kilometres (27.0 sq mi).