寒尼（法语：Hannut，荷兰语：Hannuit）是位于比利时列日省东部的一座城市，人口14,261人（2006年）。

Hannut is a municipality of Belgium. It lies in the country's Walloon Region and Province of Liege. On January 1, 2006, Hannut had a total population of 14,291. The total area is 86.53 km² which gives a population density of 165 inhabitants per km².

Seventeen villages are included in the greater Hannut area: Abolens, Avernas-le-Bauduin, Avin, Bertrée, Blehen, Cras-Avernas, Crehen, Grand-Hallet, Lens-Saint-Remy, Merdorp, Moxhe, Petit-Hallet, Poucet, Thisnes, Trognée (Truielingen), Villers-le-Peuplier, and Wansin.