Niemirówek [ɲɛmiˈruvɛk] is a village in the administrative district of Gmina Tarnawatka, within Tomaszów Lubelski County, Lublin Voivodeship, in eastern Poland. It lies approximately 4 kilometres (2 mi) north-west of Tarnawatka, 13 km (8 mi) north-west of Tomaszów Lubelski, and 95 km (59 mi) south-east of the regional capital Lublin.