Mielenko [mjɛˈlɛŋkɔ] is a village in the administrative district of Gmina Mogilno, within Mogilno County, Kuyavian-Pomeranian Voivodeship, in north-central Poland. It lies approximately 9 kilometres (6 mi) west of Mogilno and 52 km (32 mi) south of Bydgoszcz.