Udrežnje () is a village in the municipality of Nevesinje, Republika Srpska, Bosnia and Herzegovina.Official results from the book: Ethnic composition of Bosnia-Herzegovina population, by municipalities and settlements, 1991. census, Zavod za statistiku Bosne i Hercegovine - Bilten no.234, Sarajevo 1991.
According to the 2013 census, there are 189 inhabitants.
On June 2, 1941, Franjo Sudar's Ustaše attacked the Udrežnje village and killed 27 people of the Vujadinović, Vukosav, Dragović, Gambelić, Kljakić, Šipovac, Šakota and Škipina families.
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