Zielony Lasek is a settlement in the administrative district of Gmina Ryn, within Giżycko County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 8km south-east of Ryn, 22km south-west of Giżycko, and 73km east of the regional capital Olsztyn.Before 1945 the area was part of Germany .