The Wiehen Hills (, also locally, just Wiehen) are a hill range in North Rhine-Westphalia and Lower Saxony in Germany. The hills run from west to east like a long finger away from the main upland area of the Lower Saxon Hills, beginning at the Weser River near Minden and terminating in the vicinity of Osnabrück. It is the northernmost of the German Central Upland ranges extending into the Northern Lowlands. Their highest hill is the Heidbrink near Lübbecke with an altitude of .