Teresin (Polish pronunciation: [tɛˈrɛɕin]) is a village in the administrative district of Gmina Drużbice, within Bełchatów County, Łódź Voivodeship, in central Poland. It lies approximately 6 kilometres (4 mi) south-west of Drużbice, 7 km (4 mi) north of Bełchatów, and 41 km (25 mi) south of the regional capital Łódź.