Barr, Ayrshire, a village in ScotlandBarr, Bas-Rhin, a commune of the Bas-Rhin département in FranceBarr Township, Daviess County, Indiana, USBarr Township, Cambria County, Pennsylvania, US
Companies
A.G. Barr, a Scottish soft drinks manufacturerBarr Construction Ltd, a Scottish construction companyBarr Pharmaceuticals
People
Brendan Fowler, a.k.a. BARR, American musicianBarr (tribe), a people in southwest Asia
Science
Barr body, the inactive X chromosome in a female somatic cell, or the inactive Y in a male
