Rzechcinko [ʐɛxˈt͡ɕinkɔ] is a settlement in the administrative district of Gmina Potęgowo, within Słupsk County, Pomeranian Voivodeship, in northern Poland. It lies approximately 7 kilometres (4 mi) north of Potęgowo, 30 km (19 mi) east of Słupsk, and 78 km (48 mi) west of the regional capital Gdańsk.

Before 1648 the area was part of Duchy of Pomerania, and in 1648–1945 it belonged to Prussia and Germany. For the history of the region, see History of Pomerania.