Buczek [ˈbut͡ʂɛk] is a village in the administrative district of Gmina Poświętne, within Opoczno County, Łódź Voivodeship, in central Poland. It lies approximately 9 kilometres (6 mi) south-west of Poświętne, 10 km (6 mi) north of Opoczno, and 68 km (42 mi) south-east of the regional capital Łódź.