Węglin [ˈvɛŋɡlin] is a village in the administrative district of Gmina Trzydnik Duży, within Kraśnik County, Lublin Voivodeship, in eastern Poland. It lies approximately 6 kilometres (4 mi) south of Trzydnik Duży, 14 km (9 mi) south-west of Kraśnik, and 58 km (36 mi) south-west of the regional capital Lublin.