Mareza [maˈrɛza] is a village in the administrative district of Gmina Kwidzyn, within Kwidzyn County, Pomeranian Voivodeship, in northern Poland. It lies approximately 2 kilometres (1 mi) west of Kwidzyn and 73 km (45 mi) south of the regional capital Gdańsk.

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