Urszulin, Grodzisk Mazowiecki County  Urszulin is a village in the administrative district of Gmina Grodzisk Mazowiecki, within Grodzisk Mazowiecki County, Masovian Voivodeship, in east-central Poland. It lies approximately south-east of Grodzisk Mazowiecki and south-west of Warsaw. The village has a population of 120.