Lisunie [liˈsuɲɛ] is a settlement in the administrative district of Gmina Mikołajki, within Mrągowo County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) south-west of Mikołajki, 17 km (11 mi) south-east of Mrągowo, and 67 km (42 mi) east of the regional capital Olsztyn.