Hélécine (French pronunciation: [elesin]; Walloon: Élessene; Dutch: Heylissem / Heilissem, Dutch pronunciation: [ˈɦɛi̯lɪsəm]) is a municipality of Wallonia located in the Belgian province of Walloon Brabant. It has a total area is 16.62 km and had total population of 3,068 as of 1 January 2006, giving it a population density of 185 inhabitants per km.

The municipality consists of the following districts: Linsmeau, Neerheylissem, and Opheylissem.