Ciążyń [ˈt͡ɕɔ̃ʐɨɲ] is a village in the administrative district of Gmina Czarnków, within Czarnków-Trzcianka County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 9 kilometres (6 mi) south-east of Czarnków and 53 km (33 mi) north of the regional capital Poznań.