Gemona del Friuli (Friulian: Glemone; Slovene: Humin; German: Klemaun; Latin: Glemona) is a comune (municipality) in the Regional decentralization entity of Udine, in the Italian region of Friuli-Venezia Giulia, located about 90 kilometres (56 mi) northwest of Trieste and about 25 kilometres (16 mi) northwest of Udine.

The municipality of Gemona del Friuli contains the frazioni (boroughs) Campagnola, Campolessi, Maniaglia, Ospedaletto, Godo, Centro Storico, Stalis, Taviele and Taboga.

Gemona del Friuli borders the following municipalities: Artegna, Bordano, Buja, Lusevera, Montenars, Osoppo, Trasaghis and Venzone.

In 1797 French troops under Napoleon defeated the Venetian Republic: in 1798, after the Treaty of Campo Formio, Gemona came under Austrian rule.

Gemona's main attraction is the medieval cathedral (Duomo), dating to the 14th century, with its massive campanile (freestanding bell tower) of the same period.