Młyńsk [mwɨɲsk] is a settlement in the administrative district of Gmina Kaliska, within Starogard County, Pomeranian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) south-east of Kaliska, 22 km (14 mi) south-west of Starogard Gdański, and 61 km (38 mi) south-west of the regional capital Gdańsk.

For details of the history of the region, see History of Pomerania.