韦兰（法语：Wellin）是位于比利时卢森堡省的一座城市，人口2,941人（2006年）。

Wellin is a Walloon municipality of Belgium located in the province of Luxembourg. On 1 January 2007 the municipality, which covers 67.52 km², had 2,958 inhabitants, giving a population density of 43.8 inhabitants per km².

The municipality consists of the following sub-municipalities: Wellin proper, Chanly, Halma, Lomprez, and Sohier. Other population centers include: Barzin, Froidlieu, Fays-Famenne, and Neupont.