Sumin [ˈsumin] is a village in the administrative district of Gmina Tarnawatka, within Tomaszów Lubelski County, Lublin Voivodeship, in eastern Poland. It lies approximately 3 kilometres (2 mi) north-east of Tarnawatka, 12 km (7 mi) north of Tomaszów Lubelski, and 97 km (60 mi) south-east of the regional capital Lublin.