兰桑（法语：Lincent，荷兰语：Lijsem）是位于比利时列日省的一座城市，人口2,998人（2006年）。

Lincent (Dutch:Lijsem) is a municipality of Belgium. It lies in the country's Walloon Region and Province of Liege. On January 1, 2006, Lincent had a total population of 2,998. The total area is 14.75 km² which gives a population density of 203 inhabitants per km².