Avsenik Brothers Ensemble (Slovene: Ansambel bratov Avsenik; German: Slavko Avsenik und seine Original Oberkrainer) were a Slovene Oberkrain music band formed by the brothers Slavko Avsenik and Vilko Ovsenik in 1953 in Begunje na Gorenjskem. The music for their repertoire of about 1000 songs was all written by Slavko and arranged by Vilko, an academic composer.