Martew is a village in the administrative district of Gmina Tuczno, within Wałcz County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 3 km south-west of Tuczno, 27 km south-west of Wałcz, and 105 km east of the regional capital Szczecin. The village has a population of 100. In the village there is a historic half-timbered church of Our Lady of the Rosary, dating back to the 17th century. Before 1772 the area was part of Kingdom of Poland, 1772-1945 Prussia and Germany. For more on its history, see Wałcz County.