阿尔隆 （法语：Arlon, 德语：Arlen, 卢森堡语：Arel）比利时卢森堡省首府，人口26,367 (2006年)。瑟穆瓦河发源于阿尔隆。

• 卢森堡

Arlon (French pronunciation: ​[aʁlɔ̃]; Luxembourgish:Arel; Dutch:Aarlen, pronounced[ˈaːrlə(n)]; German:Arel; Walloon:Årlon) is a Walloon municipality of Belgium located in and capital of the province of Luxembourg. With a population of just over 28,000, it is the smallest provincial capital in Belgium. Arlon is also the capital of its cultural region : the Arelerland (Land of Arlon in Luxemburgish).