Grzywacz [ˈɡʐɨvat͡ʂ] is a village in the administrative district of Gmina Krzęcin, within Choszczno County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 3 kilometres (2 mi) east of Krzęcin, 13 km (8 mi) south-east of Choszczno, and 74 km (46 mi) south-east of the regional capital Szczecin.

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