Mięcierzyn (Polish pronunciation: [mjɛɲˈtɕɛʐɨn]) is a village in the administrative district of Gmina Rogowo, within Żnin County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 7 kilometres (4 mi) south of Rogowo, 21 km (13 mi) south of Żnin, and 55 km (34 mi) south-west of Bydgoszcz.