Hélécine (French pronunciation:[elesin]; Walloon: Élessene; Dutch: Heylissem / Heilissem, pronounced[ˈɦɛilɪsəm]) is a municipality of Wallonia located in the Belgian province of Walloon Brabant. It has a total area is 16.62 km2 and had total population of 3,068 as of 1 January 2006, giving it a population density of 185 inhabitants per km2.
The municipality consists of the following districts: Linsmeau, Neerheylissem, and Opheylissem.