Niewierszyn [ɲɛˈvjɛrʂɨn] is a village in the administrative district of Gmina Aleksandrów, within Piotrków County, Łódź Voivodeship, in central Poland. It lies approximately 6 kilometres (4 mi) north-west of Aleksandrów, 21 km (13 mi) south-east of Piotrków Trybunalski, and 63 km (39 mi) south-east of the regional capital Łódź.