Olesin [ɔˈlɛɕin] is a village in the administrative district of Gmina Gorzków, within Krasnystaw County, Lublin Voivodeship, in eastern Poland. It lies approximately 7 kilometres (4 mi) north-east of Gorzków, 10 km (6 mi) west of Krasnystaw, and 44 km (27 mi) south-east of the regional capital Lublin.