Karolewo Płock County
 Karolewo [karɔˈlɛvɔ] is a village in the administrative district of Gmina Nowy Duninów within Płock County Masovian Voivodeship in east-central Poland. It lies approximately 3 kilometres (2 mi) north-west of Nowy Duninów 18 km (11 mi) west of Płock and 114 km (71 mi) west of Warsaw.