Kachmanowo [kaxmaˈnɔvɔ] is a settlement in the administrative district of Gmina Bobowo, within Starogard County, Pomeranian Voivodeship, in northern Poland. It lies approximately 5 kilometres (3 mi) north of Bobowo, 6 km (4 mi) south-east of Starogard Gdański, and 50 km (31 mi) south of the regional capital Gdańsk.

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