Szary Kierz [ˈʂarɨ ˈkʲɛʂ] is a settlement in the administrative district of Gmina Czersk, within Chojnice County, Pomeranian Voivodeship, in northern Poland. It lies approximately 9 kilometres (6 mi) east of Czersk, 38 km (24 mi) east of Chojnice, and 71 km (44 mi) south-west of the regional capital Gdańsk.

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