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Mensdorf (German pronunciation: [ˈmɛnsdɔʁf]; Luxembourgish: Menster) is a small town in the commune of Betzdorf, in eastern Luxembourg. As of September 2026[update], the town has a population of 1,041.
Mensdorf is home to a fanfare band, Fanfare de Mensdorf, which was founded on 1952. It is member of the Union Grand-Duc Adolphe U.G.D.A.
The band is formed by players of wind instruments and percussion instruments.