Łoś [wɔɕ] is a village in the administrative district of Gmina Prażmów, within Piaseczno County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) north of Prażmów, 11 km (7 mi) south-west of Piaseczno, and 27 km (17 mi) south of Warsaw.