Gusin [ˈɡuɕin] is a village in the administrative district of Gmina Świnice Warckie, within Łęczyca County, Łódź Voivodeship, in central Poland. It lies approximately 4 kilometres (2 mi) north-east of Świnice Warckie, 17 km (11 mi) west of Łęczyca, and 46 km (29 mi) north-west of the regional capital Łódź.