Grajewo Trzecie
Grajewo Trzecie is a settlement in the administrative district of Gmina Malbork, within Malbork County, Pomeranian Voivodeship, in northern Poland. It lies approximately north-east of Malbork and south-east of the regional capital Gdańsk.
Before 1772 the area was part of Kingdom of Poland, 1772-1919 Prussia and Germany, 1920-1939 Free City of Danzig, September 1939 - February 1945 Nazi Germany. For the history of the region, see History of Pomerania.
The settlement has a population of 40.