Trzęsacz [ˈtʂɛ̃sat͡ʂ] is a settlement in the administrative district of Gmina Przechlewo, within Człuchów County, Pomeranian Voivodeship, in northern Poland. It lies approximately 9 kilometres (6 mi) west of Przechlewo, 25 km (16 mi) north-west of Człuchów, and 115 km (71 mi) south-west of the regional capital Gdańsk.

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