Brebu Nou (; ) is a commune in Caraș-Severin County, western Romania, with a population of 166 as of 2021. It is composed of two villages, Brebu Nou and Gărâna (Wolfsberg; Szörényordas; until 1924, Volfsberg in Romanian).
At the 2011 census, the commune had 116 inhabitants; of those, 65.1% were Romanians, 30.2% Germans, and 4.7% Hungarians. At the 2021 census, the commune had a population of 166; of those, 68.67% were Romanians and 21.69% Germans. The villages were founded by German craftsmen from Bohemia.
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