Gać (Polish pronunciation: [ɡat͡ɕ]) is a village in the administrative district of Gmina Leoncin, within Nowy Dwór County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) south-east of Leoncin, 10 km (6 mi) south-west of Nowy Dwór Mazowiecki, and 35 km (22 mi) north-west of Warsaw.