Zielony Dół (Polish pronunciation: [ʑɛˈlɔnɨ ˈduw]) is a settlement in the administrative district of Gmina Krokowa, within Puck County, Pomeranian Voivodeship, in northern Poland. It lies approximately 6 kilometres (4 mi) south of Krokowa, 14 km (9 mi) west of Puck, and 50 km (31 mi) north-west of the regional capital Gdańsk.