Mureck (Slovene: Cmurek, archaic: Cmürek) is a municipality in the district of Südoststeiermark in the Austrian state of Styria. Administrative reforms in Styria led to the merging on 1 January 2015 of the formerly separate municipalities of Mureck, Gosdorf, and Eichfeld, which includes the villages of Hainsdorf-Brunnsee and Oberrakitsch. The new municipality is named Mureck.