Clervaux (French pronunciation: [klɛʁvo]; Luxembourgish: Clierf [kliːɐ̯f] ⓘ or locally Cliärref; German: Clerf [ˈklɛʁf]) is a commune and town in northern Luxembourg, situated in the canton of the same name.

[3] The Family of Man, a famous exhibit of photos collected by Edward Steichen, is on permanent display in Clervaux Castle.

A U.S. Sherman tank that participated in the battle for Clervaux and a German 88 anti-aircraft/anti-tank artillery piece are on display in front of the castle.

Notable associations include Halldór Laxness, 1902–1998, the Nobel Prize-winning Icelandic writer, who converted to Roman Catholicism while staying at the abbey.

Clervaux railway station serves the town and the surrounding area, with trains to Luxembourg City and Liège, Belgium.