Klępiny is a village in the administrative district of Gmina Trąbki Wielkie, within Gdańsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 5 km east of Trąbki Wielkie, 12 km south of Pruszcz Gdański, and 23 km south of the regional capital Gdańsk. It is located within the historic region of Pomerania. Klępiny was a royal village of the Polish Crown, administratively located in the Tczew County in the Pomeranian Voivodeship.