Radziejowice ([rad͡ʑɛjɔˈvit͡sɛ]) is a village in Żyrardów County, Masovian Voivodeship, in east-central Poland. It is the seat of the gmina (administrative district) called Gmina Radziejowice. It lies approximately 10 kilometres (6 mi) south-east of Żyrardów and 40 km (25 mi) south-west of Warsaw.