Zakrzówek [zaˈkʂuvɛk] is a village in the administrative district of Gmina Kazanów, within Zwoleń County, Masovian Voivodeship, in east-central Poland. It lies approximately 17 kilometres (11 mi) south-west of Zwoleń and 106 km (66 mi) south of Warsaw.
The village has a population of 290 people.