Brzeziny [bʐɛˈʑinɨ] is a village in the administrative district of Gmina Halinów, within Mińsk County, Masovian Voivodeship, in east-central Poland. It lies approximately 4 kilometres (2 mi) south of Halinów, 14 km (9 mi) west of Mińsk Mazowiecki, and 26 km (16 mi) east of Warsaw.