Neunhausen (; ) is a village and former commune in north-western Luxembourg. It is part of the canton of Wiltz, which is part of the district of Diekirch.
It was a separate commune â the smallest in Luxembourg in terms of both population and population density â until it was merged into Esch-sur-Sûre (alongside Heiderscheid) in 2011.
, the village of Neunhausen had a population of 254.
The former commune consisted of the villages: