Barth, a town of Germany, in the kingdom of Prussia, on the Barther Bodden, a lake connecting with the Baltic, 15 m. N.W. from Stralsund by rail. Pop. (1900) 7070. It contains a fine Gothic Protestant church (St Mary's) dating from the 13th century and has several educational establishments, notably a school of seamanship. Its industries comprise iron-founding, ship-building, brewing, and the manufacture of cigars, leather and tinned fish. There is an active export trade in grain.