Potoczek [pɔˈtɔt͡ʂɛk] is a village in the administrative district of Gmina Potok Wielki, within Janów Lubelski County, Lublin Voivodeship, in eastern Poland. It lies approximately 5 kilometres (3 mi) south of Potok Wielki, 15 km (9 mi) west of Janów Lubelski, and 61 km (38 mi) south-west of the regional capital Lublin.