Kadłub Wolny [ˈkadwup ˈvɔlnɨ] is a village in the administrative district of Gmina Zębowice, within Olesno County, Opole Voivodeship, in south-western Poland. It lies approximately 2 kilometres (1 mi) east of Zębowice, 13 km (8 mi) south of Olesno, and 33 km (21 mi) east of the regional capital Opole.