Antoniów [anˈtɔɲuf] is a village in the administrative district of Gmina Milejów, within Łęczna County, Lublin Voivodeship, in eastern Poland. It lies approximately 5 kilometres (3 mi) west of Milejów-Osada, 8 km (5 mi) south of Łęczna, and 21 km (13 mi) east of the regional capital Lublin.