朗根洛伊斯是奥地利的城镇，位于该国东北部，由下奥地利州负责管辖，面积67.12平方公里，海拔高度219米，镇上的气象观测塔建于1897年，2012年人口7,432。

Langenlois (German pronunciation:[ˈlaŋənlɔʏs]) is a town in the district of Krems-Land in the Austrian state of Lower Austria. Famous for its wine production, it is also home to the Loisium, a centre celebrating and advertising the local wine and built by the American deconstructionist architect Steven Holl.