Nowy Miedzechów [ˈnɔvɨ mjɛˈd͡zɛxuf] is a village in the administrative district of Gmina Jasieniec, within Grójec County, Masovian Voivodeship, in east-central Poland. It lies approximately 11 kilometres (7 mi) south-east of Grójec and 45 km (28 mi) south of Warsaw.