Łopiennik Dolny [wɔˈpjɛnnik ˈdɔlnɨ] is a village in the administrative district of Gmina Łopiennik Górny, within Krasnystaw County, Lublin Voivodeship, in eastern Poland. It lies approximately 5 kilometres (3 mi) east of Łopiennik Górny, 8 km (5 mi) north-west of Krasnystaw, and 44 km (27 mi) south-east of the regional capital Lublin.