Stary Kadłubek [ˈstarɨ kadˈwubɛk] is a village in the administrative district of Gmina Stara Błotnica, within Białobrzegi County, Masovian Voivodeship, in east-central Poland. It lies approximately 11 kilometres (7 mi) south-east of Białobrzegi and 71 km (44 mi) south of Warsaw.